if exists sql server
IF EXISTS (SELECT * FROM tblGLUserAccess WHERE GLUserName ='xxxxxxxx')
BEGIN
SELECT 1
END
ELSE
BEGIN
SELECT 2
ENDif exists sql server
IF EXISTS (SELECT * FROM tblGLUserAccess WHERE GLUserName ='xxxxxxxx')
BEGIN
SELECT 1
END
ELSE
BEGIN
SELECT 2
ENDsql server set variable if exists
-- set @my_var = @my_val IF ALL values in a specified col(s) of @table1
-- also exist in a specified col(s) of @table2
-- OTHERWISE, set @my_var = 0
SET @my_var = CASE
WHEN NOT EXISTS (
SELECT my_col FROM @table1
EXCEPT
SELECT my_col FROM @table2
THEN @my_val
ELSE 0
ENDCopyright © 2021 Codeinu
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