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Decorrelating subquery makes huge changes to the query plan, explain decorrelated plan outputs the query plan after decorrelating subquery which is helpful for debugging.
Tests
[ ] Unit Test
[x] Logic Test
[ ] Benchmark Test
[ ] No Test - Explain why
Type of change
[ ] Bug Fix (non-breaking change which fixes an issue)
[x] New Feature (non-breaking change which adds functionality)
[ ] Breaking Change (fix or feature that could cause existing functionality not to work as expected)
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Summary
Decorrelating subquery makes huge changes to the query plan,
explain decorrelated planoutputs the query plan after decorrelating subquery which is helpful for debugging.Tests
Type of change
This change isโ