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rule: hash join rule may fail and requires checking condition #15

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yliang412 opened this issue Jan 29, 2025 · 0 comments
Open

rule: hash join rule may fail and requires checking condition #15

yliang412 opened this issue Jan 29, 2025 · 0 comments

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@yliang412
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The HashJoinRule may fail, and the join condition must be checked to ensure they satisfy the requirement.

-- check succeeds
t1 inner join t2 on t1.v1 = t2.v1

-- check succeeds
t1 inner join t2 on t1.v1 = t2.v1 and t1.v2 = t2.v2

-- check fails
t1 inner join t2 on t1.v1 > t2.v1
@yliang412 yliang412 mentioned this issue Jan 29, 2025
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