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Query optimizer improvements #229

Merged
merged 11 commits into from
Jul 28, 2022
Merged

Query optimizer improvements #229

merged 11 commits into from
Jul 28, 2022

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MarkMpn
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@MarkMpn MarkMpn commented Jul 26, 2022 •
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  • Fixed evaluation of expressions CASE value WHEN x THEN y ...
  • Fixed converting queries with nested IN subqueries
  • Prevent ambiguous column errors with IN or EXISTS subqueries
  • Simplified FetchXML generated for IN subqueries
  • Fixed scalar subqueries without additional filter criteria
  • Use merge join instead of hash join for more join types
  • Spool inner source of nested loop joins for improved performance
  • Fixed metadata cache error for CRM versions before 8
  • Fixed null values for aggregates

@MarkMpn MarkMpn merged commit 2456b44 into master Jul 28, 2022
This was linked to issues Jul 28, 2022
Scalar subquery not folded correctly #224
Closed
Nested loop join not using table spool #223
Closed
@MarkMpn MarkMpn deleted the string-lengths branch December 31, 2022 17:29
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Successfully merging this pull request may close these issues.

Scalar subquery not folded correctly Nested loop join not using table spool
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