Oracle SQL, PLSQL, APEX How To's by Dr. S. Raghunathan - HTML preview

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11.09      How to use like operator

 

SYNTAX Select * from raak-ledger-master where

 

ledger_name like 'cash%';

 

RESULT:

 

RECORD-ID            LEDIGER-CODE    LEDGER-NAME     REPORT-TYPE

1                      BS-0001-00              CASH ACCOUNT          BS

 

 

Hence we shall understand "LIKE" is another string

 

comparison operator as equal sign exists,

 

A function in oracle behaves and produces many results in a way pre-written codes accepting few parameters and producing one return values, Every function has got sets of parenthesis where in user pass the parameters 1 options required, The functions which are handling string, character type of data, produces two types of the results, String Function may change the original text information 1 data, or tells about  the properties of the data, Some functions will convert all the texcharacters  in  terms  of upper case letterand some functions may produce length of the data, different form of presentation etc, etc,