SQL SERVER IF..ELSE
SQL Server IF..ELSE block is a control-of-flow that allows you to execute or skip a statement block based on a specified condition.
SYNTAX
IF Boolean_expression
{ sql_statement | statement_block }
[ ELSE { sql_statement | statement_block } ]
SYNTAX
IF Boolean_expression
{ sql_statement | statement_block }
[ ELSE { sql_statement | statement_block } ]
