Tracking issue for SPM enhancement

[eurekaka]

Enhancement

This issue is a summary for this round SPM improvements.

• inconsistent SQL bind caches after recreating bind with different bind_sql for a same original_sql #25842
• existing bindings may not be able to be loaded into cache after upgrade #25864
• result of show [global|session] bindings is unordered #15702
• Ban the written authority for mysql.bind_info #15660
• add filters for SPM baseline capture functionality #15655
• optimize a query only once when binding exists #26002
• GC bind record with deleted status #26191
• show binding info when execute explain stmt #26401
• Support the status variable @@last_plan_binding_update_time for SPM #26199
• Ban baseline evolution feature #26330
• Support create more bindings for one SQL stmt #26668
• to be added

[tisonkun]

Hi @eurekaka do we have a design document for this effort? Or these are all concrete enhancements that do not deserve a design doc?

[eurekaka]

Here is a specification doc