MDEV-33988 DELETE single table to support table aliases #3237
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grooverdan
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from @igorbabaev on slack : I need additional test cases where single table delete with an IN sibquery in the WHERE clause is converted into multi-table delete. I need the following queries:
Regards, Igor. |
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igor on slack: ok, the patch is approved. |
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@grooverdan , please push into bb-11.6-MDEV-33988-delete-table-alias branch |
Gain MySQL compatibility by allowing table aliases in a single table statement. This now supports the syntax of: DELETE [delete_opts] FROM tbl_name [[AS] tbl_alias] [PARTITION (partition_name [, partition_name] ...)] .... The delete.test is from MySQL commit 1a72b69778a9791be44525501960b08856833b8d / Change-Id: Iac3a2b5ed993f65b7f91acdfd60013c2344db5c0. Co-Author: Gleb Shchepa <gleb.shchepa@oracle.com> (for delete.test) Reviewed by Igor Babaev (igor@mariadb.com)
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Description
Gain MySQL compatibility by allowing table aliases in a single table statement.
This now supports the syntax of:
DELETE [delete_opts] FROM tbl_name [[AS] tbl_alias] [PARTITION (partition_name [, partition_name] ...)] ....
The delete.test addition from MySQL commit 1a72b69778a9791be44525501960b08856833b8d / Change-Id: Iac3a2b5ed993f65b7f91acdfd60013c2344db5c0.
Release Notes
Single table deletes now support a table alias (before optional partition information).
How can this PR be tested?
mtr tests included.
Basing the PR against the correct MariaDB version
PR quality check