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Rewrite pattern1|pattern2|pattern3 to multiple contains in rlike #10976

Closed
Tracked by #10741
thirtiseven opened this issue Jun 4, 2024 · 0 comments · Fixed by #10977
Closed
Tracked by #10741

Rewrite pattern1|pattern2|pattern3 to multiple contains in rlike #10976

thirtiseven opened this issue Jun 4, 2024 · 0 comments · Fixed by #10977
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performance A performance related task/issue

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thirtiseven commented Jun 4, 2024 •
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In rlike, multiple literal choice pattern like (pattern1|pattern2|pattern3) can be rewritten to multiple contains then or their results:

RLIKE(input, "(pattern1|pattern2|pattern3)") 
=>
Contains(pattern1) OR Contains(pattern2) OR Contains(pattern3)
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Rewrite multiple literal choice regex to multiple contains in rlike thirtiseven/spark-rapids
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