Discussion :: SQL Basics
-
The SQL statement
SELECT SUBSTR('123456789', INSTR('abcabcabc', 'b'), 4) FROM DUAL;
Whatsapp
Facebook
Answer : Option B
Explanation :
INSTR Function:- The INSTR function in SQL is used to find the starting location of a pattern in a string. The syntax for the INSTR function is as follows:
INSTR (str, pattern): Find the starting location of pattern in string str.
SUBSTR Function:- The Substring function in SQL is used to grab a portion of the stored data. The syntax for the SUBSTR function is as follows:
SUBSTR(str,pos,len): Starting with the position pos in string str select the characters upto the length len.
In the above query,
INSTR('abcabcabc', 'b') outputs 2 as the starting location of pattern
Be The First To Comment