Get the sub string position by using instr

  
SQL>
SQL> select instr( 'Samantha', 'man' ) position from dual;
  POSITION
----------
         3

1 row selected.

SQL>
SQL> --

1.	INSTR: returns the first-occurrence position of a character within a string
2.	Simple demo for INSTR function: returns a location within the string where search pattern begins
3.	INSTR: Look for the second occurrence of 'is'
4.	If search pattern is not in the string, the INSTR function returns 0
5.	Combine INSTR and SUBSTR together
6.	If the INSTR pattern is not found, then the entire string would be returned
7.	use instr in an if statement in PL SQL
8.	Ise INSTR to format a column
9.	split column value with ','
10.	Use substr and instr to extract column value
11.	instr and substr

Get the sub string position by using instr : INSTR « Char Functions « Oracle PL / SQL