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Merge branch '10.5' into 10.6
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@ -1735,8 +1735,8 @@ c1 c2 c3
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SELECT NULLIF(COUNT(DISTINCT c1),0) FROM t1;
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NULLIF(COUNT(DISTINCT c1),0)
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2
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SELECT CASE WHEN COUNT(DISTINCT c1)=0 THEN NULL ELSE COUNT(DISTINCT c1) END FROM t1;
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CASE WHEN COUNT(DISTINCT c1)=0 THEN NULL ELSE COUNT(DISTINCT c1) END
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SELECT CASE WHEN COUNT(DISTINCT c1)=0 THEN NULL ELSE COUNT(DISTINCT c1) END as exp FROM t1;
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exp
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2
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DROP TABLE t1;
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CREATE TABLE t1 (
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