Oracle PL/SQL Tutorial/SQL PLUS Session Environment/noprint — различия между версиями

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Текущая версия на 10:04, 26 мая 2010

Set noprint for a column

SQL>
SQL> create table employees(
  2    empno      NUMBER(4)
  3  , ename      VARCHAR2(8)
  4  , init       VARCHAR2(5)
  5  , job        VARCHAR2(8)
  6  , mgr        NUMBER(4)
  7  , bdate      DATE
  8  , msal       NUMBER(6,2)
  9  , comm       NUMBER(6,2)
 10  , deptno     NUMBER(2) ) ;
Table created.
SQL>
SQL>
SQL> insert into employees values(1,"Jason",  "N",  "TRAINER", 2,   date "1965-12-18",  800 , NULL,  10);
1 row created.
SQL> insert into employees values(2,"Jerry",  "J",  "SALESREP",3,   date "1966-11-19",  1600, 300,   10);
1 row created.
SQL> insert into employees values(3,"Jord",   "T" , "SALESREP",4,   date "1967-10-21",  1700, 500,   20);
1 row created.
SQL> insert into employees values(4,"Mary",   "J",  "MANAGER", 5,   date "1968-09-22",  1800, NULL,  20);
1 row created.
SQL> insert into employees values(5,"Joe",    "P",  "SALESREP",6,   date "1969-08-23",  1900, 1400,  30);
1 row created.
SQL> insert into employees values(6,"Black",  "R",  "MANAGER", 7,   date "1970-07-24",  2000, NULL,  30);
1 row created.
SQL> insert into employees values(7,"Red",    "A",  "MANAGER", 8,   date "1971-06-25",  2100, NULL,  40);
1 row created.
SQL> insert into employees values(8,"White",  "S",  "TRAINER", 9,   date "1972-05-26",  2200, NULL,  40);
1 row created.
SQL> insert into employees values(9,"Yellow", "C",  "DIRECTOR",10,  date "1973-04-27",  2300, NULL,  20);
1 row created.
SQL> insert into employees values(10,"Pink",  "J",  "SALESREP",null,date "1974-03-28",  2400, 0,     30);
1 row created.
SQL>
SQL>
SQL> select empno, ename, bdate
  2  ,      msal         as salary
  3  ,      comm         as commission
  4  from   employees;
                                           month     month
 EMPNO      last_name       BDATE         salary    salary
------ -------------------- ---------- --------- ---------
     1 Jason                18-12-1965   $800.00 null
     2 Jerry                19-11-1966  $1600.00   $300.00
     3 Jord                 21-10-1967  $1700.00   $500.00
     4 Mary                 22-09-1968  $1800.00 null
     5 Joe                  23-08-1969  $1900.00  $1400.00
     6 Black                24-07-1970  $2000.00 null
     7 Red                  25-06-1971  $2100.00 null
     8 White                26-05-1972  $2200.00 null
     9 Yellow               27-04-1973  $2300.00 null
    10 Pink                 28-03-1974  $2400.00      $.00
10 rows selected.
SQL>
SQL> col COMM       NOPRINT
SQL> run
  1  select empno, ename, bdate
  2  ,      msal         as salary
  3  ,      comm         as commission
  4* from   employees
                                           month     month
 EMPNO      last_name       BDATE         salary    salary
------ -------------------- ---------- --------- ---------
     1 Jason                18-12-1965   $800.00 null
     2 Jerry                19-11-1966  $1600.00   $300.00
     3 Jord                 21-10-1967  $1700.00   $500.00
     4 Mary                 22-09-1968  $1800.00 null
     5 Joe                  23-08-1969  $1900.00  $1400.00
     6 Black                24-07-1970  $2000.00 null
     7 Red                  25-06-1971  $2100.00 null
     8 White                26-05-1972  $2200.00 null
     9 Yellow               27-04-1973  $2300.00 null
    10 Pink                 28-03-1974  $2400.00      $.00
10 rows selected.
SQL> col COMMISSION nopri
SQL> run
  1  select empno, ename, bdate
  2  ,      msal         as salary
  3  ,      comm         as commission
  4* from   employees
                                           month
 EMPNO      last_name       BDATE         salary
------ -------------------- ---------- ---------
     1 Jason                18-12-1965   $800.00
     2 Jerry                19-11-1966  $1600.00
     3 Jord                 21-10-1967  $1700.00
     4 Mary                 22-09-1968  $1800.00
     5 Joe                  23-08-1969  $1900.00
     6 Black                24-07-1970  $2000.00
     7 Red                  25-06-1971  $2100.00
     8 White                26-05-1972  $2200.00
     9 Yellow               27-04-1973  $2300.00
    10 Pink                 28-03-1974  $2400.00
10 rows selected.
SQL> col commission off
SQL>
SQL> drop table employees;
Table dropped.
SQL>