в 13:45, 26 мая 2010

2010-05-26T13:45:19Z

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2010-05-26T09:58:51Z

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==INITCAP a sentence==



<source lang="sql">

SQL> SELECT INITCAP("this TEXT hAd UNpredictABLE caSE") FROM DUAL;
INITCAP("THISTEXTHADUNPREDICTABL
--------------------------------
This Text Had Unpredictable Case
SQL>
</source>

==INITCAP: capital the first letter in a word==



<source lang="sql">

SQL>
SQL> -- create demo table
SQL> create table Employee(
2 ID VARCHAR2(4 BYTE) NOT NULL,
3 First_Name VARCHAR2(10 BYTE),
4 Last_Name 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 Employee(ID, First_Name, Last_Name, 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 Employee(ID, First_Name, Last_Name, 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 Employee(ID, First_Name, Last_Name, 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 Employee(ID, First_Name, Last_Name, 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 Employee(ID, First_Name, Last_Name, 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 Employee(ID, First_Name, Last_Name, 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 Employee(ID, First_Name, Last_Name, 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 Employee(ID, First_Name, Last_Name, 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>
SQL> -- display data in the table
SQL> select * from Employee
2 /
ID FIRST_NAME LAST_NAME 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
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 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> select INITCAP(First_Name) from Employee;
INITCAP(FI
----------
Jason
Alison
James
Celia
Robert
Linda
David
James
8 rows selected.
SQL>
SQL>
SQL> -- clean the table
SQL> drop table Employee
2 /
Table dropped.
SQL>
SQL>

</source>

==Initcap: changes the first (initial) letter of a word (string) or series of words into uppercase==



<source lang="sql">

SQL> -- Initcap: changes the first (initial) letter of a word (string) or series of words into uppercase.
SQL>
SQL> SELECT INITCAP("capitals") FROM dual;
INITCAP(
--------
Capitals

</source>

==INITCAP() returns the character string passed into it with the first letter of each word capitalized==



<source lang="sql">

SQL>
Syntax: INITCAP(<character_string>)
SQL>
SQL> SELECT INITCAP("hello world") "HELLO"
2 FROM dual;
HELLO
-----------
Hello World
SQL>
</source>

==select initcap( table_name ) from user_tables==



<source lang="sql">

SQL>
SQL> select initcap( table_name )
2 from user_tables
3 where rownum < 50;
INITCAP(TABLE_NAME)
------------------------------
Mytable_Session
Done
Emp_Changes
Aq$_Emp_Changes_S
Aq$_Emp_Changes_T
Aq$_Emp_Changes_H
Compile_Schema_Tmp
Temp_Emp
Upper_Ename
Sys_Iot_Over_16251
Aq$_Emp_Changes_G
Aq$_Emp_Changes_I
Dept_And_Emp
Emp_Reg
Sess_Event
Sql_Area_Tmp
16 rows selected.
SQL>
SQL> --
</source>

==select initcap("THESE WORDS will be INITcapped")==



<source lang="sql">

SQL>
SQL> select initcap("THESE WORDS will be INITcapped")
2 from dual;
INITCAP("THESEWORDSWILLBEINITC
------------------------------
These Words Will Be Initcapped
1 row selected.
SQL>
SQL> --
</source>

==Simple demo for INITAP: sets the first character in each word to uppercase and the rest to lowercase==



<source lang="sql">

SQL>
SQL> SELECT INITCAP("YOU TODAY") AS INITCAP FROM Dual;
INITCAP
---------
You Today
SQL>

</source>

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Oracle PL/SQL/Char Functions/INITCAP - История изменений

в 13:45, 26 мая 2010

Admin: 1 версия