Compares a scalar value with a single-column set of values.
scalar_expression { = | <> | != | > | >= | !> | < | <= | !< } ALL ( subquery )
scalar_expression
Is any valid Microsoft® SQL Server™ expression.
{ = | <> | != | > | >= | !> | < | <= | !< }
Is a comparison operator.
subquery
Is a subquery that returns a result set of one column. The data type of the returned column must be the same data type as the data type of scalar_expression.
Is a restricted SELECT statement (the ORDER BY clause, the COMPUTE clause, and the INTO keyword are not allowed).
Boolean
Returns TRUE when the comparison specified is TRUE for all pairs (scalar_expression, x) where x is a value in the single-column set; otherwise returns FALSE.
Operators (Logical Operators)
SELECT (Subqueries)