Details
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Bug
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Status: Closed (View Workflow)
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Major
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Resolution: Fixed
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10.5
Description
There is not enough information in EXPLAIN/ANALYZE output about the strategy chosen to process a subquery. This task aims to augment the output for materialized subqueries. The example of desired output is as follows:
"subqueries": [
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{
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"NULL-AWARE-MATERIALIZATION": {
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"r_algorithm": "full-scan-on-null",
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"r_lookups": 122234,
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"r_full_scans": 4
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"query_block": {
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"select_id": 2,
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Attachments
Issue Links
- relates to
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MDEV-34301 ANALYZE FORMAT=JSON doesn't show expression cache for IN subqueries
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- Open
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MDEV-34665 Simplify IN predicate processing for NULL-aware materialization involving only one column
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- In Review
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