下推到嵌套表表达式或物化视图而不会改变结果，并且不是由DB2自动完成的谓词。

Predicates that are pushed down to a nested table expression or materialized view without changing the result, and not already done automatically by DB2.

youdao

下推到嵌套表表达式或物化视图而不会改变结果，并且不是由DB2自动完成的谓词。

Predicates that are pushed down to a nested table expression or materialized view without changing the result, and not already done automatically by DB2.

youdao