get first 3 letters in sql
SELECT FIRST_NAME , SUBSTR(FIRST_NAME, 1 , 3 ) , LENGTH(FIRST_NAME)
FROM EMPLOYEES ;get first 3 letters in sql
SELECT FIRST_NAME , SUBSTR(FIRST_NAME, 1 , 3 ) , LENGTH(FIRST_NAME)
FROM EMPLOYEES ;sql server substring
SELECT SUBSTRING('SQL Tutorial', 1, 3) AS ExtractString;get first 3 letters in sql
-- substr(string, start, [, length ])
SELECT substr('Hello World', 1, 3) ; -- Hel
SELECT substr('Hello World', 4, 5) ; -- lo Wo
SELECT substr('Hello World', 4); -- lo World
SELECT substr('Hello World', -3); -- rldreading from right to left from string find first special characters in sql
DECLARE @strvalue varchar(20) = 'SDADH/SDKDS/SD/UIO-123/WEA/456'
SELECT REVERSE(SUBSTRING(REVERSE(@strvalue),0,CHARINDEX ('/',REVERSE(@strvalue))))Copyright © 2021 Codeinu
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