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How to use more form the same select statement query each of the data in the table? O give direction

Time:10-06

Mapper XML file, requires multiple tables, each table fields, ask how to use the same data in a select statement to query each table? O give directions! Equivalent to the select statement is general,

CodePudding user response:

Can use a subquery enquiry with large query set out again after a good query merge or use the UNION [ALL]

CodePudding user response:

This is you want to play what
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