Oleg Smirnov aae3233c4f MDEV-34041 Display additional information for materialized subqueries in EXPLAIN/ANALYZE FORMAT=JSON ...

This commits adds the "materialization" block to the output of
EXPLAIN/ANALYZE FORMAT=JSON when materialized subqueries are involved
into processing. In the case of ANALYZE additional runtime information
is displayed, such as:
  - chosen strategy of materialization
  - number of partial match/index lookup loops
  - sizes of partial match buffers

2024-07-11 17:40:39 +07:00

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