Simple demo for REGEXP_INSTR : REGEXP_INSTR « Regular Expressions « Oracle PL / SQL






  1. Oracle PL / SQL
  2. Regular Expressions
  3. REGEXP_INSTR

Simple demo for REGEXP_INSTR

 

SQL> SELECT REGEXP_INSTR('Mary has a cold','a') position FROM dual;

  POSITION
----------
         2

SQL>








Related examples in the same category

1.regexp_instr function summary
2.regexp_instr (string, pattern, position, occurence, return-option)
3.Return-option is set to 1 to indicate the end of the found pattern
4.regexp_instr (string, pattern, position, occurence, return-option, parameters): c: to match case sensitively
5.'i': to match case insensitively
6.regexp_instr (string, pattern)
7.Returns the position of the second occurrence that matches the letter 'o' starting at position 10
8.The simplest regular expression matches letters, letter for letter
9.REGEXP_INSTR function in where clause
10.Apecify any series of letters and find matches, just like INSTR
11.REGEXP_INSTR(description,'ee') > 0
12.REGEXP_INSTR('abc','d',1,1,1)
13.REGEXP_INSTR('abc','d?'): include the '?' repetition character
14.REGEXP_INSTR('Mississippi', 'si', 1,2,0,'i')
15.regexp_instr(comments, '[^ ]+', 1, 9)