Oracle PL/SQL/SQL Plus/Column — различия между версиями

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Версия 13:45, 26 мая 2010

Adding a group separator

    
SQL>
SQL> CREATE TABLE product (
  2       product_name     VARCHAR2(25),
  3       product_price    NUMBER(4,2),
  4       quantity_on_hand NUMBER(5,0),
  5       last_stock_date  DATE);
Table created.
SQL>
SQL> INSERT INTO product VALUES ("Small Widget", 99, 1, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Medium Widget", 75, 1000, "15-JAN-02");
1 row created.
SQL> INSERT INTO product VALUES ("Product Number", 50, 100, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Round Church Station", 25, 10000, null);
1 row created.
SQL>
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL> COLUMN quantity_on_hand FORMAT 99,999
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL>
SQL>
SQL> DROP TABLE product;
Table dropped.
SQL>



Aligning decimals

    
SQL>
SQL> CREATE TABLE product (
  2       product_name     VARCHAR2(25),
  3       product_price    NUMBER(4,2),
  4       quantity_on_hand NUMBER(5,0),
  5       last_stock_date  DATE);
Table created.
SQL>
SQL> INSERT INTO product VALUES ("Small Widget", 99, 1, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Medium Widget", 75, 1000, "15-JAN-02");
1 row created.
SQL> INSERT INTO product VALUES ("Product Number", 50, 100, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Round Church Station", 25, 10000, null);
1 row created.
SQL>
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL> COLUMN product_price FORMAT 9999.99
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL>
SQL> DROP TABLE product;
Table dropped.



Column data is aligned by type

    
SQL> create table emp
  2  ( empno      NUMBER(4)    constraint E_PK primary key
  3  , ename      VARCHAR2(8)
  4  , init       VARCHAR2(5)
  5  , job        VARCHAR2(8)
  6  , mgr        NUMBER(4)
  7  , bdate      DATE
  8  , sal        NUMBER(6,2)
  9  , comm       NUMBER(6,2)
 10  , deptno     NUMBER(2)    default 10
 11  ) ;
Table created.
SQL> insert into emp values(1,"Tom","N",   "Coder", 13,date "1965-12-17",  800 , NULL,  20);
1 row created.
SQL> insert into emp values(2,"Jack","JAM", "Tester",6,date "1961-02-20",  1600, 300,   30);
1 row created.
SQL> insert into emp values(3,"Wil","TF" ,  "Tester",6,date "1962-02-22",  1250, 500,   30);
1 row created.
SQL> insert into emp values(4,"Jane","JM",  "Designer", 9,date "1967-04-02",  2975, NULL,  20);
1 row created.
SQL> insert into emp values(5,"Mary","P",  "Tester",6,date "1962-09-28",  1250, 1400,  30);
1 row created.
SQL> insert into emp values(6,"Black","R",   "Designer", 9,date "1963-11-01",  2850, NULL,  30);
1 row created.
SQL> insert into emp values(7,"Chris","AB",  "Designer", 9,date "1965-06-09",  2450, NULL,  10);
1 row created.
SQL> insert into emp values(8,"Smart","SCJ", "Coder", 4,date "1959-11-26",  3000, NULL,  20);
1 row created.
SQL> insert into emp values(9,"Peter","CC",   "Designer",NULL,date "1952-11-17",  5000, NULL,  10);
1 row created.
SQL> insert into emp values(10,"Take","JJ", "Tester",6,date "1968-09-28",  1500, 0,     30);
1 row created.
SQL> insert into emp values(11,"Ana","AA",  "Coder", 8,date "1966-12-30",  1100, NULL,  20);
1 row created.
SQL> insert into emp values(12,"Jane","R",   "Manager",   6,date "1969-12-03",  800 , NULL,  30);
1 row created.
SQL> insert into emp values(13,"Fake","MG",   "Coder", 4,date "1959-02-13",  3000, NULL,  20);
1 row created.
SQL> insert into emp values(14,"Mike","TJA","Manager",   7,date "1962-01-23",  1300, NULL,  10);
1 row created.
SQL>
SQL>
SQL>
SQL> select ename, init, job, sal
  2  from   emp
  3  where  deptno = 30;
ENAME    INIT  JOB             SAL
-------- ----- -------- ----------
Jack     JAM   Tester         1600
Wil      TF    Tester         1250
Mary     P     Tester         1250
Black    R     Designer       2850
Take     JJ    Tester         1500
Jane     R     Manager         800
6 rows selected.
SQL>
SQL>
SQL> drop table emp;
Table dropped.
SQL>



COLUMN fname heading "emp|Name" format a10

   
SQL>
SQL>
SQL> -- create demo table
SQL> create table emp(
  2    ID                 VARCHAR2(4 BYTE)         NOT NULL,
  3    fname         VARCHAR2(10 BYTE),
  4    lname          VARCHAR2(10 BYTE),
  5    Start_Date         DATE,
  6    End_Date           DATE,
  7    Salary             Number(8,2),
  8    City               VARCHAR2(10 BYTE),
  9    Description        VARCHAR2(15 BYTE)
 10  )
 11  /
Table created.
SQL>
SQL> -- prepare data
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2               values ("01","Jason",    "Martin",  to_date("19960725","YYYYMMDD"), to_date("20060725","YYYYMMDD"), 1234.56, "Toronto",  "Programmer")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("02","Alison",   "Mathews", to_date("19760321","YYYYMMDD"), to_date("19860221","YYYYMMDD"), 6661.78, "Vancouver","Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("03","James",    "Smith",   to_date("19781212","YYYYMMDD"), to_date("19900315","YYYYMMDD"), 6544.78, "Vancouver","Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("04","Celia",    "Rice",    to_date("19821024","YYYYMMDD"), to_date("19990421","YYYYMMDD"), 2344.78, "Vancouver","Manager")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("05","Robert",   "Black",   to_date("19840115","YYYYMMDD"), to_date("19980808","YYYYMMDD"), 2334.78, "Vancouver","Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary, City,        Description)
  2                values("06","Linda",    "Green",   to_date("19870730","YYYYMMDD"), to_date("19960104","YYYYMMDD"), 4322.78,"New York",  "Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary, City,        Description)
  2                values("07","David",    "Larry",   to_date("19901231","YYYYMMDD"), to_date("19980212","YYYYMMDD"), 7897.78,"New York",  "Manager")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary, City,        Description)
  2                values("08","James",    "Cat",     to_date("19960917","YYYYMMDD"), to_date("20020415","YYYYMMDD"), 1232.78,"Vancouver", "Tester")
  3  /
1 row created.
SQL>
SQL> COLUMN fname heading "emp|Name" format a10
SQL>
SQL> select fname from emp;
emp
Name
----------
Jason
Alison
James
Celia
Robert
Linda
David
James
8 rows selected.
SQL>
SQL>
SQL> drop table emp;
Table dropped.
SQL>



Column format $9,999.99

    
SQL>
SQL>
SQL> CREATE TABLE EMP (EMPNO NUMBER(4) NOT NULL,
  2                    ENAME VARCHAR2(10),
  3                    JOB VARCHAR2(9),
  4                    MGR NUMBER(4),
  5                    HIREDATE DATE,
  6                    SAL NUMBER(7, 2),
  7                    COMM NUMBER(7, 2),
  8                    DEPTNO NUMBER(2));
Table created.
SQL>
SQL> INSERT INTO EMP VALUES (7369, "SMITH", "CLERK",    7902, TO_DATE("17-DEC-1980", "DD-MON-YYYY"), 800, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7499, "ALLEN", "SALESMAN", 7698, TO_DATE("20-FEB-1981", "DD-MON-YYYY"), 1600, 300, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7521, "WARD",  "SALESMAN", 7698, TO_DATE("22-FEB-1981", "DD-MON-YYYY"), 1250, 500, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7566, "JONES", "MANAGER",  7839, TO_DATE("2-APR-1981",  "DD-MON-YYYY"), 2975, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7654, "MARTIN", "SALESMAN", 7698,TO_DATE("28-SEP-1981", "DD-MON-YYYY"), 1250, 1400, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7698, "BLAKE", "MANAGER", 7839,TO_DATE("1-MAY-1981", "DD-MON-YYYY"), 2850, NULL, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7782, "CLARK", "MANAGER", 7839,TO_DATE("9-JUN-1981", "DD-MON-YYYY"), 2450, NULL, 10);
1 row created.
SQL> INSERT INTO EMP VALUES (7788, "SCOTT", "ANALYST", 7566,TO_DATE("09-DEC-1982", "DD-MON-YYYY"), 3000, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7839, "KING", "PRESIDENT", NULL,TO_DATE("17-NOV-1981", "DD-MON-YYYY"), 5000, NULL, 10);
1 row created.
SQL> INSERT INTO EMP VALUES (7844, "TURNER", "SALESMAN", 7698,TO_DATE("8-SEP-1981", "DD-MON-YYYY"), 1500, 0, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7876, "ADAMS", "CLERK", 7788,TO_DATE("12-JAN-1983", "DD-MON-YYYY"), 1100, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7900, "JAMES", "CLERK", 7698,TO_DATE("3-DEC-1981", "DD-MON-YYYY"), 950, NULL, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7902, "FORD", "ANALYST", 7566,TO_DATE("3-DEC-1981", "DD-MON-YYYY"), 3000, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7934, "MILLER", "CLERK", 7782,TO_DATE("23-JAN-1982", "DD-MON-YYYY"), 1300, NULL, 10);
1 row created.
SQL>
SQL>
SQL>
SQL> select ename, sal
  2        from emp
  3       where ename like "A%"
  4      /
Employee Name     Salary
------------- ----------
ALLEN               1600
ADAMS               1100
SQL> column sal format $9,999.99
SQL>
SQL> select ename, sal
  2  from emp
  3  where ename like "A%";
Employee Name     Salary
------------- ----------
ALLEN          $1,600.00
ADAMS          $1,100.00
SQL>
SQL> drop table emp;
Table dropped.
SQL>
SQL>



column format: ascii type, 26 letter long

    
SQL>
SQL> create table courses
  2  ( code        VARCHAR2(6)  constraint C_PK primary key
  3  , description VARCHAR2(30)
  4  , category    CHAR(3)
  5  , duration    NUMBER(2)
  6  ) ;
Table created.
SQL> insert into courses values("SQL","SQL","GEN",4);
1 row created.
SQL> insert into courses values("OAU","Java","GEN",1);
1 row created.
SQL> insert into courses values("JAV","C++","BLD",4);
1 row created.
SQL> insert into courses values("PLS","C","BLD",1);
1 row created.
SQL> insert into courses values("XML","XML","BLD",2);
1 row created.
SQL> insert into courses values("ERM","ERP","DSG",3);
1 row created.
SQL> insert into courses values("PMT","ERP","DSG",1);
1 row created.
SQL> insert into courses values("RSD","jQuery","DSG",2);
1 row created.
SQL> insert into courses values("PRO","Linux","DSG",5);
1 row created.
SQL> insert into courses values("GEN","Oracle","DSG",4);
1 row created.
SQL>
SQL>
SQL> select * from courses
  2  where  category = "BLD";
CODE   DESCRIPTION                CAT   DURATION
------ -------------------------- --- ----------
JAV    C++                        BLD          4
PLS    C                          BLD          1
XML    XML                        BLD          2
SQL> COL description FORMAT a26
SQL> /
CODE   DESCRIPTION                CAT   DURATION
------ -------------------------- --- ----------
JAV    C++                        BLD          4
PLS    C                          BLD          1
XML    XML                        BLD          2
SQL>
SQL> drop table courses;
Table dropped.
SQL>



Column heading format a13

    
SQL>
SQL> CREATE TABLE EMP (EMPNO NUMBER(4) NOT NULL,
  2                    ENAME VARCHAR2(10),
  3                    JOB VARCHAR2(9),
  4                    MGR NUMBER(4),
  5                    HIREDATE DATE,
  6                    SAL NUMBER(7, 2),
  7                    COMM NUMBER(7, 2),
  8                    DEPTNO NUMBER(2));
Table created.
SQL>
SQL> INSERT INTO EMP VALUES (7369, "SMITH", "CLERK",    7902, TO_DATE("17-DEC-1980", "DD-MON-YYYY"), 800, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7499, "ALLEN", "SALESMAN", 7698, TO_DATE("20-FEB-1981", "DD-MON-YYYY"), 1600, 300, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7521, "WARD",  "SALESMAN", 7698, TO_DATE("22-FEB-1981", "DD-MON-YYYY"), 1250, 500, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7566, "JONES", "MANAGER",  7839, TO_DATE("2-APR-1981",  "DD-MON-YYYY"), 2975, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7654, "MARTIN", "SALESMAN", 7698,TO_DATE("28-SEP-1981", "DD-MON-YYYY"), 1250, 1400, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7698, "BLAKE", "MANAGER", 7839,TO_DATE("1-MAY-1981", "DD-MON-YYYY"), 2850, NULL, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7782, "CLARK", "MANAGER", 7839,TO_DATE("9-JUN-1981", "DD-MON-YYYY"), 2450, NULL, 10);
1 row created.
SQL> INSERT INTO EMP VALUES (7788, "SCOTT", "ANALYST", 7566,TO_DATE("09-DEC-1982", "DD-MON-YYYY"), 3000, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7839, "KING", "PRESIDENT", NULL,TO_DATE("17-NOV-1981", "DD-MON-YYYY"), 5000, NULL, 10);
1 row created.
SQL> INSERT INTO EMP VALUES (7844, "TURNER", "SALESMAN", 7698,TO_DATE("8-SEP-1981", "DD-MON-YYYY"), 1500, 0, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7876, "ADAMS", "CLERK", 7788,TO_DATE("12-JAN-1983", "DD-MON-YYYY"), 1100, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7900, "JAMES", "CLERK", 7698,TO_DATE("3-DEC-1981", "DD-MON-YYYY"), 950, NULL, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7902, "FORD", "ANALYST", 7566,TO_DATE("3-DEC-1981", "DD-MON-YYYY"), 3000, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7934, "MILLER", "CLERK", 7782,TO_DATE("23-JAN-1982", "DD-MON-YYYY"), 1300, NULL, 10);
1 row created.
SQL>
SQL>
SQL> select * from emp;
     EMPNO Employee   JOB              MGR HIREDATE      Salary       COMM     DEPTNO
---------- ---------- --------- ---------- --------- ---------- ---------- ----------
      7369 SMITH      CLERK           7902 17-DEC-80        800                    20
      7499 ALLEN      SALESMAN        7698 20-FEB-81       1600        300         30
      7521 WARD       SALESMAN        7698 22-FEB-81       1250        500         30
      7566 JONES      MANAGER         7839 02-APR-81       2975                    20
      7654 MARTIN     SALESMAN        7698 28-SEP-81       1250       1400         30
      7698 BLAKE      MANAGER         7839 01-MAY-81       2850                    30
      7782 CLARK      MANAGER         7839 09-JUN-81       2450                    10
      7788 SCOTT      ANALYST         7566 09-DEC-82       3000                    20
      7839 KING       PRESIDENT            17-NOV-81       5000                    10
      7844 TURNER     SALESMAN        7698 08-SEP-81       1500          0         30
      7876 ADAMS      CLERK           7788 12-JAN-83       1100                    20
     EMPNO Employee   JOB              MGR HIREDATE      Salary       COMM     DEPTNO
---------- ---------- --------- ---------- --------- ---------- ---------- ----------
      7900 JAMES      CLERK           7698 03-DEC-81        950                    30
      7902 FORD       ANALYST         7566 03-DEC-81       3000                    20
      7934 MILLER     CLERK           7782 23-JAN-82       1300                    10
14 rows selected.
SQL>
SQL> column ename heading "Employee Name"
SQL> /
     EMPNO Employee N JOB              MGR HIREDATE      Salary       COMM     DEPTNO
---------- ---------- --------- ---------- --------- ---------- ---------- ----------
      7369 SMITH      CLERK           7902 17-DEC-80        800                    20
      7499 ALLEN      SALESMAN        7698 20-FEB-81       1600        300         30
      7521 WARD       SALESMAN        7698 22-FEB-81       1250        500         30
      7566 JONES      MANAGER         7839 02-APR-81       2975                    20
      7654 MARTIN     SALESMAN        7698 28-SEP-81       1250       1400         30
      7698 BLAKE      MANAGER         7839 01-MAY-81       2850                    30
      7782 CLARK      MANAGER         7839 09-JUN-81       2450                    10
      7788 SCOTT      ANALYST         7566 09-DEC-82       3000                    20
      7839 KING       PRESIDENT            17-NOV-81       5000                    10
      7844 TURNER     SALESMAN        7698 08-SEP-81       1500          0         30
      7876 ADAMS      CLERK           7788 12-JAN-83       1100                    20
     EMPNO Employee N JOB              MGR HIREDATE      Salary       COMM     DEPTNO
---------- ---------- --------- ---------- --------- ---------- ---------- ----------
      7900 JAMES      CLERK           7698 03-DEC-81        950                    30
      7902 FORD       ANALYST         7566 03-DEC-81       3000                    20
      7934 MILLER     CLERK           7782 23-JAN-82       1300                    10
14 rows selected.
SQL> column ename format a13 heading "Employee Name"
SQL> /
     EMPNO Employee Name JOB              MGR HIREDATE      Salary       COMM     DEPTNO
---------- ------------- --------- ---------- --------- ---------- ---------- ----------
      7369 SMITH         CLERK           7902 17-DEC-80        800                    20
      7499 ALLEN         SALESMAN        7698 20-FEB-81       1600        300         30
      7521 WARD          SALESMAN        7698 22-FEB-81       1250        500         30
      7566 JONES         MANAGER         7839 02-APR-81       2975                    20
      7654 MARTIN        SALESMAN        7698 28-SEP-81       1250       1400         30
      7698 BLAKE         MANAGER         7839 01-MAY-81       2850                    30
      7782 CLARK         MANAGER         7839 09-JUN-81       2450                    10
      7788 SCOTT         ANALYST         7566 09-DEC-82       3000                    20
      7839 KING          PRESIDENT            17-NOV-81       5000                    10
      7844 TURNER        SALESMAN        7698 08-SEP-81       1500          0         30
      7876 ADAMS         CLERK           7788 12-JAN-83       1100                    20
     EMPNO Employee Name JOB              MGR HIREDATE      Salary       COMM     DEPTNO
---------- ------------- --------- ---------- --------- ---------- ---------- ----------
      7900 JAMES         CLERK           7698 03-DEC-81        950                    30
      7902 FORD          ANALYST         7566 03-DEC-81       3000                    20
      7934 MILLER        CLERK           7782 23-JAN-82       1300                    10
14 rows selected.
SQL>
SQL> select * from emp;
     EMPNO Employee Name JOB              MGR HIREDATE      Salary       COMM     DEPTNO
---------- ------------- --------- ---------- --------- ---------- ---------- ----------
      7369 SMITH         CLERK           7902 17-DEC-80        800                    20
      7499 ALLEN         SALESMAN        7698 20-FEB-81       1600        300         30
      7521 WARD          SALESMAN        7698 22-FEB-81       1250        500         30
      7566 JONES         MANAGER         7839 02-APR-81       2975                    20
      7654 MARTIN        SALESMAN        7698 28-SEP-81       1250       1400         30
      7698 BLAKE         MANAGER         7839 01-MAY-81       2850                    30
      7782 CLARK         MANAGER         7839 09-JUN-81       2450                    10
      7788 SCOTT         ANALYST         7566 09-DEC-82       3000                    20
      7839 KING          PRESIDENT            17-NOV-81       5000                    10
      7844 TURNER        SALESMAN        7698 08-SEP-81       1500          0         30
      7876 ADAMS         CLERK           7788 12-JAN-83       1100                    20
     EMPNO Employee Name JOB              MGR HIREDATE      Salary       COMM     DEPTNO
---------- ------------- --------- ---------- --------- ---------- ---------- ----------
      7900 JAMES         CLERK           7698 03-DEC-81        950                    30
      7902 FORD          ANALYST         7566 03-DEC-81       3000                    20
      7934 MILLER        CLERK           7782 23-JAN-82       1300                    10
14 rows selected.
SQL>
SQL>
SQL> drop table emp;
Table dropped.
SQL>



COLUMN id heading "emp|Number" format 9999

   
SQL>
SQL>
SQL> -- create demo table
SQL> create table emp(
  2    ID                 VARCHAR2(4 BYTE)         NOT NULL,
  3    fname         VARCHAR2(10 BYTE),
  4    lname          VARCHAR2(10 BYTE),
  5    Start_Date         DATE,
  6    End_Date           DATE,
  7    Salary             Number(8,2),
  8    City               VARCHAR2(10 BYTE),
  9    Description        VARCHAR2(15 BYTE)
 10  )
 11  /
Table created.
SQL>
SQL> -- prepare data
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2               values ("01","Jason",    "Martin",  to_date("19960725","YYYYMMDD"), to_date("20060725","YYYYMMDD"), 1234.56, "Toronto",  "Programmer")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("02","Alison",   "Mathews", to_date("19760321","YYYYMMDD"), to_date("19860221","YYYYMMDD"), 6661.78, "Vancouver","Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("03","James",    "Smith",   to_date("19781212","YYYYMMDD"), to_date("19900315","YYYYMMDD"), 6544.78, "Vancouver","Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("04","Celia",    "Rice",    to_date("19821024","YYYYMMDD"), to_date("19990421","YYYYMMDD"), 2344.78, "Vancouver","Manager")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("05","Robert",   "Black",   to_date("19840115","YYYYMMDD"), to_date("19980808","YYYYMMDD"), 2334.78, "Vancouver","Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary, City,        Description)
  2                values("06","Linda",    "Green",   to_date("19870730","YYYYMMDD"), to_date("19960104","YYYYMMDD"), 4322.78,"New York",  "Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary, City,        Description)
  2                values("07","David",    "Larry",   to_date("19901231","YYYYMMDD"), to_date("19980212","YYYYMMDD"), 7897.78,"New York",  "Manager")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary, City,        Description)
  2                values("08","James",    "Cat",     to_date("19960917","YYYYMMDD"), to_date("20020415","YYYYMMDD"), 1232.78,"Vancouver", "Tester")
  3  /
1 row created.
SQL>
SQL> COLUMN id heading "emp|Number" format 9999
SQL>
SQL> -- display data in the table
SQL> select * from emp
  2  /
emp
Numb FNAME      LNAME      START_DAT END_DATE      SALARY CITY
---- ---------- ---------- --------- --------- ---------- ----------
DESCRIPTION
---------------
01   Jason      Martin     25-JUL-96 25-JUL-06    1234.56 Toronto
Programmer
02   Alison     Mathews    21-MAR-76 21-FEB-86    6661.78 Vancouver
Tester
03   James      Smith      12-DEC-78 15-MAR-90    6544.78 Vancouver
Tester
emp
Numb FNAME      LNAME      START_DAT END_DATE      SALARY CITY
---- ---------- ---------- --------- --------- ---------- ----------
DESCRIPTION
---------------
04   Celia      Rice       24-OCT-82 21-APR-99    2344.78 Vancouver
Manager
05   Robert     Black      15-JAN-84 08-AUG-98    2334.78 Vancouver
Tester
06   Linda      Green      30-JUL-87 04-JAN-96    4322.78 New York
emp
Numb FNAME      LNAME      START_DAT END_DATE      SALARY CITY
---- ---------- ---------- --------- --------- ---------- ----------
DESCRIPTION
---------------
Tester
07   David      Larry      31-DEC-90 12-FEB-98    7897.78 New York
Manager
08   James      Cat        17-SEP-96 15-APR-02    1232.78 Vancouver
Tester

8 rows selected.
SQL>
SQL>
SQL> drop table emp;
Table dropped.



column localtimestamp format a28

    
SQL>
SQL> select localtimestamp from dual;
LOCALTIMESTAMP
---------------------------------------------------------------------------
16-JUN-08 01.26.59.426000 PM
1 row selected.
SQL>
SQL> select localtimestamp, current_timestamp
  2  from dual;
LOCALTIMESTAMP
---------------------------------------------------------------------------
CURRENT_TIMESTAMP
------------------------------------
16-JUN-08 01.26.59.496000 PM
16-JUN-08 01.26.59.496000 PM -11:00

1 row selected.
SQL>
SQL> alter session set time_zone = "-08:00";
Session altered.
SQL>
SQL> select localtimestamp, to_char(sysdate, "DD-MON-YY HH:MI:SS AM") "SYSDATE"
  2  from dual;
LOCALTIMESTAMP                                                              SYSDATE
--------------------------------------------------------------------------- ---------------------
16-JUN-08 04.26.59.686000 PM                                                16-JUN-08 05:26:59 PM
1 row selected.
SQL>
SQL> --



column number format

    
SQL> column Total_IO format 999999999
SQL> column Weight format 999.99



COLUMN Salary heading "Current|Salary" format $9999.99

   
SQL>
SQL> -- create demo table
SQL> create table emp(
  2    ID                 VARCHAR2(4 BYTE)         NOT NULL,
  3    fname         VARCHAR2(10 BYTE),
  4    lname          VARCHAR2(10 BYTE),
  5    Start_Date         DATE,
  6    End_Date           DATE,
  7    Salary             Number(8,2),
  8    City               VARCHAR2(10 BYTE),
  9    Description        VARCHAR2(15 BYTE)
 10  )
 11  /
Table created.
SQL>
SQL> -- prepare data
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2               values ("01","Jason",    "Martin",  to_date("19960725","YYYYMMDD"), to_date("20060725","YYYYMMDD"), 1234.56, "Toronto",  "Programmer")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("02","Alison",   "Mathews", to_date("19760321","YYYYMMDD"), to_date("19860221","YYYYMMDD"), 6661.78, "Vancouver","Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("03","James",    "Smith",   to_date("19781212","YYYYMMDD"), to_date("19900315","YYYYMMDD"), 6544.78, "Vancouver","Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("04","Celia",    "Rice",    to_date("19821024","YYYYMMDD"), to_date("19990421","YYYYMMDD"), 2344.78, "Vancouver","Manager")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary,  City,       Description)
  2                values("05","Robert",   "Black",   to_date("19840115","YYYYMMDD"), to_date("19980808","YYYYMMDD"), 2334.78, "Vancouver","Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary, City,        Description)
  2                values("06","Linda",    "Green",   to_date("19870730","YYYYMMDD"), to_date("19960104","YYYYMMDD"), 4322.78,"New York",  "Tester")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary, City,        Description)
  2                values("07","David",    "Larry",   to_date("19901231","YYYYMMDD"), to_date("19980212","YYYYMMDD"), 7897.78,"New York",  "Manager")
  3  /
1 row created.
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date,                       Salary, City,        Description)
  2                values("08","James",    "Cat",     to_date("19960917","YYYYMMDD"), to_date("20020415","YYYYMMDD"), 1232.78,"Vancouver", "Tester")
  3  /
1 row created.
SQL>
SQL>
SQL> COLUMN Salary heading "Current|Salary" format $9999.99
SQL>
SQL> select salary from emp;
  Current
   Salary
---------
 $1234.56
 $6661.78
 $6544.78
 $2344.78
 $2334.78
 $4322.78
 $7897.78
 $1232.78
8 rows selected.
SQL>
SQL> drop table emp;
Table dropped.



Copy column format with "col ... like"

    
SQL>
SQL> create table emp
  2  ( empno      NUMBER(4)    constraint E_PK primary key
  3  , ename      VARCHAR2(8)
  4  , init       VARCHAR2(5)
  5  , job        VARCHAR2(8)
  6  , mgr        NUMBER(4)
  7  , bdate      DATE
  8  , sal        NUMBER(6,2)
  9  , comm       NUMBER(6,2)
 10  , deptno     NUMBER(2)    default 10
 11  ) ;
Table created.
SQL> insert into emp values(1,"Tom","N",   "TRAINER", 13,date "1965-12-17",  800 , NULL,  20);
1 row created.
SQL> insert into emp values(2,"Jack","JAM", "Tester",6,date "1961-02-20",  1600, 300,   30);
1 row created.
SQL> insert into emp values(3,"Wil","TF" ,  "Tester",6,date "1962-02-22",  1250, 500,   30);
1 row created.
SQL> insert into emp values(4,"Jane","JM",  "Designer", 9,date "1967-04-02",  2975, NULL,  20);
1 row created.
SQL> insert into emp values(5,"Mary","P",  "Tester",6,date "1956-09-28",  1250, 1400,  30);
1 row created.
SQL> insert into emp values(6,"Black","R",   "Designer", 9,date "1963-11-01",  2850, NULL,  30);
1 row created.
SQL> insert into emp values(7,"Chris","AB",  "Designer", 9,date "1965-06-09",  2450, NULL,  10);
1 row created.
SQL> insert into emp values(8,"Smart","SCJ", "TRAINER", 4,date "1959-11-26",  3000, NULL,  20);
1 row created.
SQL> insert into emp values(9,"Peter","CC",   "Designer",NULL,date "1952-11-17",  5000, NULL,  10);
1 row created.
SQL> insert into emp values(10,"Take","JJ", "Tester",6,date "1968-09-28",  1500, 0,     30);
1 row created.
SQL> insert into emp values(11,"Ana","AA",  "TRAINER", 8,date "1966-12-30",  1100, NULL,  20);
1 row created.
SQL> insert into emp values(12,"Jane","R",   "Manager",   6,date "1969-12-03",  800 , NULL,  30);
1 row created.
SQL> insert into emp values(13,"Fake","MG",   "TRAINER", 4,date "1959-02-13",  3000, NULL,  20);
1 row created.
SQL> insert into emp values(14,"Mike","TJA","Manager",   7,date "1962-01-23",  1300, NULL,  10);
1 row created.
SQL>
SQL> select empno, ename, bdate
  2  ,      sal         as salary
  3  ,      comm         as commission
  4  from   emp;
Enter...
 EMPNO ENAME    BDATE      SALARY COMMISSION
------ -------- ---------- ------ ----------
     1 Tom      17-12-1965    800  [N/A]
     2 Jack     20-02-1961   1600        300
     3 Wil      22-02-1962   1250        500
     4 Jane     02-04-1967   2975  [N/A]
     5 Mary     28-09-1956   1250       1400
     6 Black    01-11-1963   2850  [N/A]
     7 Chris    09-06-1965   2450  [N/A]
     8 Smart    26-11-1959   3000  [N/A]
     9 Peter    17-11-1952   5000  [N/A]
    10 Take     28-09-1968   1500          0
    11 Ana      30-12-1966   1100  [N/A]
    12 Jane     03-12-1969    800  [N/A]
    13 Fake     13-02-1959   3000  [N/A]
    14 Mike     23-01-1962   1300  [N/A]
14 rows selected.
SQL> col ename      format  a20 hea lname jus c
SQL> col salary     format  $9999.99
SQL> col commission like    salary
SQL> col salary     heading month|salary
SQL>
SQL> drop table emp;
Table dropped.
SQL>
SQL>



Disable the column formatting

    
SQL>
SQL>
SQL> CREATE TABLE product (
  2       product_name     VARCHAR2(25),
  3       product_price    NUMBER(4,2),
  4       quantity_on_hand NUMBER(5,0),
  5       last_stock_date  DATE);
Table created.
SQL>
SQL> INSERT INTO product VALUES ("Small Widget", 99, 1, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Medium Widget", 75, 1000, "15-JAN-02");
1 row created.
SQL> INSERT INTO product VALUES ("Product Number", 50, 100, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Round Church Station", 25, 10000, null);
1 row created.
SQL>
SQL>
SQL>
SQL> COLUMN product_name OFF
SQL> COLUMN product_price OFF
SQL> COLUMN quantity_on_hand OFF
SQL> COLUMN last_stock_date OFF
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL>
SQL>
SQL> DROP TABLE product;
Table dropped.
SQL>



Including a currency symbol

    
SQL>
SQL> CREATE TABLE product (
  2       product_name     VARCHAR2(25),
  3       product_price    NUMBER(4,2),
  4       quantity_on_hand NUMBER(5,0),
  5       last_stock_date  DATE);
Table created.
SQL>
SQL> INSERT INTO product VALUES ("Small Widget", 99, 1, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Medium Widget", 75, 1000, "15-JAN-02");
1 row created.
SQL> INSERT INTO product VALUES ("Product Number", 50, 100, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Round Church Station", 25, 10000, null);
1 row created.
SQL>
SQL>
SQL> COLUMN product_price FORMAT $99.99
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL>
SQL>
SQL> DROP TABLE product;
Table dropped.



JUSTIFY CENTER

    
Formatting headings
SQL>
SQL> CREATE TABLE product (
  2       product_name     VARCHAR2(25),
  3       product_price    NUMBER(4,2),
  4       quantity_on_hand NUMBER(5,0),
  5       last_stock_date  DATE);
Table created.
SQL>
SQL> INSERT INTO product VALUES ("Small Widget", 99, 1, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Medium Widget", 75, 1000, "15-JAN-02");
1 row created.
SQL> INSERT INTO product VALUES ("Product Number", 50, 100, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Round Church Station", 25, 10000, null);
1 row created.
SQL>
SQL>
SQL>
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL> COLUMN product_name HEADING "Product|Name" JUSTIFY CENTER
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL>
SQL>
SQL> DROP TABLE product;
Table dropped.



JUSTIFY RIGHT

    
SQL>
SQL> CREATE TABLE product (
  2       product_name     VARCHAR2(25),
  3       product_price    NUMBER(4,2),
  4       quantity_on_hand NUMBER(5,0),
  5       last_stock_date  DATE);
Table created.
SQL>
SQL> INSERT INTO product VALUES ("Small Widget", 99, 1, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Medium Widget", 75, 1000, "15-JAN-02");
1 row created.
SQL> INSERT INTO product VALUES ("Product Number", 50, 100, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Round Church Station", 25, 10000, null);
1 row created.
SQL>
SQL>
SQL>
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL> COLUMN product_name FORMAT A10 WORD_WRAP HEADING "Name" JUSTIFY CENTER
SQL> COLUMN product_price FORMAT $99.99 HEADING "Price" JUSTIFY RIGHT
SQL> COLUMN quantity_on_hand FORMAT 99,999 HEADING "On|Hand" JUSTIFY RIGHT
SQL> COLUMN last_stock_date HEADING "Last|Stock|Date" JUSTIFY RIGHT
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL>
SQL> DROP TABLE product;
Table dropped.
SQL>



Set column format before doing the query

    
SQL>
SQL>
SQL> create table student (
  2  student_id  number primary key,
  3  student_name  varchar2(25),
  4  student_year  varchar2(15),
  5  student_major  varchar2(25) );
Table created.
SQL>
SQL> insert into student values (1,"Tom","First","Art");
1 row created.
SQL> insert into student values (2,"Jack","First","Med");
1 row created.
SQL> insert into student values (3,"Peter","First","History");
1 row created.
SQL> insert into student values (4,"Jason","First","Science");
1 row created.
SQL> insert into student values (5,"Joe","Second","Education");
1 row created.
SQL> insert into student values (6,"Cat","Second","Finance");
1 row created.
SQL> insert into student values (7,"Sill","Second","Art");
1 row created.
SQL> insert into student values (8,"Bill","Second","Med");
1 row created.
SQL> insert into student values (9,"Mary","Third","History");
1 row created.
SQL>
SQL>
SQL> create table class (
  2  class_id    number primary key,
  3  class_desc  varchar2(35),
  4  credit_hrs  number(2) );
Table created.
SQL>
SQL> insert into class values (1,"Public Speaking 101",3);
1 row created.
SQL> insert into class values (2,"English 101",3);
1 row created.
SQL> insert into class values (3,"English 201",3);
1 row created.
SQL> insert into class values (4,"English 301",3);
1 row created.
SQL> insert into class values (5,"English 401",3);
1 row created.
SQL> insert into class values (6,"Marketing 101",3);
1 row created.
SQL> insert into class values (7,"Child Development 101",3);
1 row created.
SQL> insert into class values (8,"Golf for Novices",2);
1 row created.
SQL> insert into class values (9,"Biology 101",4);
1 row created.
SQL>
SQL>
SQL>
SQL> create table grades (
  2  student_id  number,
  3  class_id    number,
  4  assignment_desc varchar2(200),
  5  grade_received  number(3) );
Table created.
SQL>
SQL>
SQL> insert into grades values (1,1,"Exam 1",94);
1 row created.
SQL> insert into grades values (7,1,"Exam 1",88);
1 row created.
SQL> insert into grades values (4,1,"Exam 1",85);
1 row created.
SQL> insert into grades values (1,1,"Exam 2",87);
1 row created.
SQL> insert into grades values (7,1,"Exam 2",89);
1 row created.
SQL> insert into grades values (4,1,"Exam 2",91);
1 row created.
SQL> insert into grades values (1,1,"Paper 1",90);
1 row created.
SQL> insert into grades values (7,1,"Paper 1",82);
1 row created.

SQL>
SQL> set lines 90
SQL> set pages 100
SQL> col class format a25
SQL> col student format a30
SQL> col grade_avg format 999.99
SQL>
SQL> select c.class_desc as class, s.student_name as student, avg(g.grade_received) as grade_avg
  2     from class c, student s, grades g
  3    where c.class_id = g.class_id
  4      and s.student_id = g.student_id
  5    group by rollup (c.class_desc, s.student_name) ;
CLASS                     STUDENT                        GRADE_AVG
------------------------- ------------------------------ ---------
Public Speaking 101       Tom                                90.33
Public Speaking 101       Sill                               86.33
Public Speaking 101       Jason                              88.00
Public Speaking 101                                          88.25
                                                             88.25
5 rows selected.
SQL>
SQL> drop table class;
Table dropped.
SQL> drop table student;
Table dropped.
SQL> drop table grades;
Table dropped.



Set column heading with column command

    
SQL>
SQL> CREATE TABLE emp (
  2    emp_id               NUMBER,
  3    ename             VARCHAR2(40),
  4    hire_date        DATE DEFAULT sysdate,
  5    end_date DATE,
  6    rate     NUMBER(5,2),
  7    CONSTRAINT emp_pk    PRIMARY KEY (emp_id)
  8  );
Table created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (101, "Mary", to_date("15-Nov-1961","dd-mon-yyyy"),null,169);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (102, "Tom", to_date("16-Sep-1964","dd-mon-yyyy"),to_date("5-May-2004","dd-mon-yyyy"),135);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (104, "Peter", to_date("29-Dec-1987","dd-mon-yyyy"),to_date("1-Apr-2004","dd-mon-yyyy"),99);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (105, "Mike", to_date("15-Jun-2004","dd-mon-yyyy"),null,121);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (107, "Less", to_date("2-Jan-2004","dd-mon-yyyy"),null,45);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (108, "Park", to_date("1-Mar-1994","dd-mon-yyyy"),to_date("15-Nov-2004","dd-mon-yyyy"),220);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (110, "Ink", to_date("4-Apr-2004","dd-mon-yyyy"),to_date("30-Sep-2004","dd-mon-yyyy"),84);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (111, "Tike", to_date("23-Aug-1976","dd-mon-yyyy"),null,100);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (112, "Inn", to_date("15-Nov-1961","dd-mon-yyyy"),to_date("4-Apr-2004","dd-mon-yyyy"),70);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (113, "Kate", to_date("3-Mar-2004","dd-mon-yyyy"),to_date("31-Oct-2004","dd-mon-yyyy"),300);
1 row created.
SQL>
SQL>
SQL>
SQL>
SQL>
SQL> SET PAGESIZE 80
SQL> SET LINESIZE 39
SQL> SET FEEDBACK OFF
SQL> TTITLE LEFT "emp Listing" RIGHT "Page " FORMAT 9 sql.pno SKIP 2
SQL> COLUMN emp_id HEADING "Emp ID"
SQL> COLUMN ename HEADING "Name" FORMAT A19
SQL> COLUMN rate HEADING "Billing|Rate" FORMAT $999.99
SQL> SELECT emp_id, ename, rate
  2  FROM emp;
emp Listing                     Page  1
                                Billing
    Emp ID Name                    Rate
---------- ------------------- --------
       101 Mary                 $169.00
       102 Tom                  $135.00
       104 Peter                 $99.00
       105 Mike                 $121.00
       107 Less                  $45.00
       108 Park                 $220.00
       110 Ink                   $84.00
       111 Tike                 $100.00
       112 Inn                   $70.00
       113 Kate                 $300.00
SQL> SET FEEDBACK ON
SQL>
SQL>
SQL>
SQL> drop table emp;
Table dropped.
SQL>



Set column separation with colsep

    
SQL>
SQL> create table salary
  2  ( grade      NUMBER(2)   constraint S_PK primary key
  3  , lowerlimit NUMBER(6,2)
  4  , upperlimit NUMBER(6,2)
  5  , bonus      NUMBER(6,2)
  6  , constraint S_LO_UP_CHK check(lowerlimit <= upperlimit)
  7  ) ;
Table created.
SQL>
SQL> insert into salary values (1,  700,1200,   0);
1 row created.
SQL> insert into salary values (2, 1201,1400,  50);
1 row created.
SQL> insert into salary values (3, 1401,2000, 100);
1 row created.
SQL> insert into salary values (4, 2001,3000, 200);
1 row created.
SQL> insert into salary values (5, 3001,9999, 500);
1 row created.
SQL>
SQL> select * from salary;
[Enter]...
     GRADE LOWERLIMIT UPPERLIMIT    BONUS
---------- ---------- ---------- --------
         1        700       1200      .00
         2       1201       1400    50.00
         3       1401       2000   100.00
         4       2001       3000   200.00
         5       3001       9999   500.00
5 rows selected.
SQL> set colsep   " | "
SQL> set numwidth 10
SQL> /
[Enter]...
     GRADE | LOWERLIMIT | UPPERLIMIT |    BONUS
---------- | ---------- | ---------- | --------
         1 |        700 |       1200 |      .00
         2 |       1201 |       1400 |    50.00
         3 |       1401 |       2000 |   100.00
         4 |       2001 |       3000 |   200.00
         5 |       3001 |       9999 |   500.00
5 rows selected.
SQL> set colsep " "
SQL>
SQL> drop table salary;
Table dropped.
SQL>



Set number column format

    
SQL>
SQL> create table salary
  2  ( grade      NUMBER(2)   constraint S_PK primary key
  3  , lowerlimit NUMBER(6,2)
  4  , upperlimit NUMBER(6,2)
  5  , bonus      NUMBER(6,2)
  6  , constraint S_LO_UP_CHK check (lowerlimit <= upperlimit)
  7  ) ;
Table created.
SQL>
SQL> insert into salary values (1,  700,1200,   0);
1 row created.
SQL> insert into salary values (2, 1201,1400,  50);
1 row created.
SQL> insert into salary values (3, 1401,2000, 100);
1 row created.
SQL> insert into salary values (4, 2001,3000, 200);
1 row created.
SQL> insert into salary values (5, 3001,9999, 500);
1 row created.
SQL>
SQL>
SQL> create table emp
  2  ( empno      NUMBER(4)    constraint E_PK primary key
  3  , ename      VARCHAR2(8)
  4  , init       VARCHAR2(5)
  5  , job        VARCHAR2(8)
  6  , mgr        NUMBER(4)
  7  , bdate      DATE
  8  , sal        NUMBER(6,2)
  9  , comm       NUMBER(6,2)
 10  , deptno     NUMBER(2)    default 10
 11  ) ;
Table created.
SQL> insert into emp values(1,"Tom","N",   "TRAINER", 13,date "1965-12-17",  800 , NULL,  20);
1 row created.
SQL> insert into emp values(2,"Jack","JAM", "Tester",6,date "1961-02-20",  1600, 300,   30);
1 row created.
SQL> insert into emp values(3,"Wil","TF" ,  "Tester",6,date "1962-02-22",  1250, 500,   30);
1 row created.
SQL> insert into emp values(4,"Jane","JM",  "Designer", 9,date "1967-04-02",  2975, NULL,  20);
1 row created.
SQL> insert into emp values(5,"Mary","P",  "Tester",6,date "1956-09-28",  1250, 1400,  30);
1 row created.
SQL> insert into emp values(6,"Black","R",   "Designer", 9,date "1963-11-01",  2850, NULL,  30);
1 row created.
SQL> insert into emp values(7,"Chris","AB",  "Designer", 9,date "1965-06-09",  2450, NULL,  10);
1 row created.
SQL> insert into emp values(8,"Smart","SCJ", "TRAINER", 4,date "1959-11-26",  3000, NULL,  20);
1 row created.
SQL> insert into emp values(9,"Peter","CC",   "Designer",NULL,date "1952-11-17",  5000, NULL,  10);
1 row created.
SQL> insert into emp values(10,"Take","JJ", "Tester",6,date "1968-09-28",  1500, 0,     30);
1 row created.
SQL> insert into emp values(11,"Ana","AA",  "TRAINER", 8,date "1966-12-30",  1100, NULL,  20);
1 row created.
SQL> insert into emp values(12,"Jane","R",   "Manager",   6,date "1969-12-03",  800 , NULL,  30);
1 row created.
SQL> insert into emp values(13,"Fake","MG",   "TRAINER", 4,date "1959-02-13",  3000, NULL,  20);
1 row created.
SQL> insert into emp values(14,"Mike","TJA","Manager",   7,date "1962-01-23",  1300, NULL,  10);
1 row created.
SQL>
SQL>
SQL> set numwidth 5
SQL> set null " [N/A]"
SQL>
SQL> select ename, mgr, comm
  2  from   emp
  3  where  deptno = 10;
[Enter]...
ENAME      MGR  COMM
-------- ----- -----
Chris        9  [N/A
               ]
Peter     [N/A  [N/A
         ]     ]
Mike         7  [N/A
[Enter]... set numformat 09999.99
ENAME      MGR  COMM
-------- ----- -----
               ]

3 rows selected.
SQL>
SQL> select * from salary;
[Enter]...
GRADE LOWERLIMIT UPPERLIMIT    BONUS
----- ---------- ---------- --------
    1        700       1200      .00
    2       1201       1400    50.00
    3       1401       2000   100.00
    4       2001       3000   200.00
    5       3001       9999   500.00
5 rows selected.
SQL> set numformat 99999
SQL>
SQL> drop table salary;
Table dropped.
SQL> drop table emp;
Table dropped.



SET string to display when value is NULL

   
SQL>
SQL> CREATE TABLE emp (
  2    emp_id               NUMBER,
  3    ename             VARCHAR2(40),
  4    hire_date        DATE DEFAULT sysdate,
  5    end_date DATE,
  6    rate     NUMBER(5,2),
  7    CONSTRAINT emp_pk    PRIMARY KEY (emp_id)
  8  );
Table created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (101, "Mary", to_date("15-Nov-1961","dd-mon-yyyy"),null,169);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (102, "Tom", to_date("16-Sep-1964","dd-mon-yyyy"),to_date("5-May-2004","dd-mon-yyyy"),135);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (104, "Peter", to_date("29-Dec-1987","dd-mon-yyyy"),to_date("1-Apr-2004","dd-mon-yyyy"),99);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (105, "Mike", to_date("15-Jun-2004","dd-mon-yyyy"),null,121);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (107, "Less", to_date("2-Jan-2004","dd-mon-yyyy"),null,45);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (108, "Park", to_date("1-Mar-1994","dd-mon-yyyy"),to_date("15-Nov-2004","dd-mon-yyyy"),220);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (110, "Ink", to_date("4-Apr-2004","dd-mon-yyyy"),to_date("30-Sep-2004","dd-mon-yyyy"),84);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (111, "Tike", to_date("23-Aug-1976","dd-mon-yyyy"),null,100);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (112, "Inn", to_date("15-Nov-1961","dd-mon-yyyy"),to_date("4-Apr-2004","dd-mon-yyyy"),70);
1 row created.
SQL> INSERT INTO emp(emp_id, ename, hire_date,end_date, rate)VALUES (113, "Kate", to_date("3-Mar-2004","dd-mon-yyyy"),to_date("31-Oct-2004","dd-mon-yyyy"),300);
1 row created.
SQL>
SQL>
SQL> SET ECHO ON
SQL> COLUMN ename FORMAT A18
SQL> INSERT INTO emp (emp_id, ename)
  2     VALUES (116, "Roxolana Lisovsky");
1 row created.
SQL>
SQL> SET NULL ***NULL***
SQL>
SQL> SELECT emp_id, ename,
  2         hire_date, end_date
  3  FROM emp
  4  WHERE emp_id = 116;
       116 Roxolana Lisovsky  26-OCT-09
***NULL**
*

1 row selected.
SQL>
SQL> SET NULL ""
SQL>
SQL> drop table emp;
Table dropped.



Use a13 to set the column length during displaying

    
SQL> CREATE TABLE departments
  2  (department_id           number(10)            not null,
  3   department_name      varchar2(50)      not null,
  4   CONSTRAINT departments_pk PRIMARY KEY (department_id)
  5  );
Table created.
SQL>
SQL>
SQL>
SQL> insert into departments ( department_id, department_name )
  2                    values( 1,             "Data Group" );
1 row created.
SQL>
SQL> insert into departments ( department_id, department_name )
  2                    values( 2,             "Purchasing" );
1 row created.
SQL>
SQL> insert into departments ( department_id, department_name )
  2                    values( 3,             "Call Center" );
1 row created.
SQL>
SQL> insert into departments ( department_id, department_name )
  2                    values( 4,             "Communication" );
1 row created.
SQL>
SQL>
SQL>
SQL>  column department_name format a13
SQL>  column employees format a63 word_wrapped
SQL>
SQL>  select department_name, department_name
  2      from departments
  3    /
Department Na Department Na
------------- -------------
Data Group    Data Group
Purchasing    Purchasing
Call Center   Call Center
Communication Communication
SQL>
SQL> drop table departments;
Table dropped.



Use "format a30 heading" to define column name

    
SQL>
SQL>
SQL> CREATE TABLE departments
  2  (department_id           number(10)            not null,
  3   department_name      varchar2(50)      not null,
  4   CONSTRAINT departments_pk PRIMARY KEY (department_id)
  5  );
Table created.
SQL>
SQL>
SQL>
SQL> insert into departments ( department_id, department_name )
  2                    values( 1,             "Data Group" );
1 row created.
SQL>
SQL> insert into departments ( department_id, department_name )
  2                    values( 2,             "Purchasing" );
1 row created.
SQL>
SQL> insert into departments ( department_id, department_name )
  2                    values( 3,             "Call Center" );
1 row created.
SQL>
SQL> insert into departments ( department_id, department_name )
  2                    values( 4,             "Communication" );
1 row created.
SQL>
SQL>
SQL> select * from departments;
DEPARTMENT_ID DEPARTMENT_NAME
------------- --------------------------------------------------
            1 Data Group
            2 Purchasing
            3 Call Center
            4 Communication
SQL>
SQL>
SQL> column department_name format a30 heading "Department Names"
SQL>
SQL> select department_name
  2    from departments
  3   order by 1
  4  /
Department Names
------------------------------
Call Center
Communication
Data Group
Purchasing
SQL>
SQL>
SQL> drop table departments;
Table dropped.
SQL>



Word Wrapped column format

    
SQL>
SQL> COLUMN table_name FORMAT A20
SQL> COLUMN comments FORMAT A50 WORD_WRAPPED
SQL>
SQL> SELECT table_name, comments
  2  FROM dictionary
  3  WHERE table_name LIKE "%SEQUENCE%";
USER_SEQUENCES
Description of the user"s own SEQUENCEs
ALL_SEQUENCES
Description of SEQUENCEs accessible to
the user
DBA_SEQUENCES
Description of all SEQUENCEs in the
database
SQL>
SQL>



Wrapping text

    
SQL>
SQL> CREATE TABLE product (
  2       product_name     VARCHAR2(25),
  3       product_price    NUMBER(4,2),
  4       quantity_on_hand NUMBER(5,0),
  5       last_stock_date  DATE);
Table created.
SQL>
SQL> INSERT INTO product VALUES ("Small Widget", 99, 1, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Medium Widget", 75, 1000, "15-JAN-02");
1 row created.
SQL> INSERT INTO product VALUES ("Product Number", 50, 100, "15-JAN-03");
1 row created.
SQL> INSERT INTO product VALUES ("Round Church Station", 25, 10000, null);
1 row created.
SQL>
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL> COLUMN product_name FORMAT A10 WORD_WRAP
SQL>
SQL> SELECT * FROM product;
PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03
Medium Widget                        75             1000 15-JAN-02
Product Number                       50              100 15-JAN-03
Round Church Station                 25            10000
SQL>
SQL>
SQL>
SQL>
SQL> DROP TABLE product;
Table dropped.