How to find Missing Db2 for z/OS static SQL access path information from PLAN_TABLE?

How to use “package” access path information to solve a real-life application issue!


The new SQL EXPLAIN statement options!

There are NEW (as of Db2 for z/OS V10)  SQL “EXPLAIN” statement options to get the hidden details of the actual access path instructions from the actual package (which is actually used at run time) and stuff that impossible-to-read package instruction “explanation” into the friendly-to-read PLAN_TABLE! 

  • And then you can query the PLAN_TABLE and understand what is going on!

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