Details
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Bug
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Status: Open
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Major
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Resolution: Unresolved
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0.7.0
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None
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None
Description
Hive doesn't allow you to use DB qualified column names in the WHERE or GROUP BY clauses. The workaround is to define a table alias:
hive> CREATE DATABASE db1; OK hive> CREATE TABLE db1.t(a INT, b INT); OK hive> SELECT * FROM db1.t WHERE db1.t.a > 100; FAILED: Error in semantic analysis: Line 1:26 Invalid table alias or column reference 'db1' hive> SELECT * FROM db1.t t WHERE t.a > 100; OK hive> SELECT * FROM db1.t GROUP BY db1.t.a; FAILED: Error in semantic analysis: Line 1:29 Invalid table alias or column reference 'db1' hive> SELECT * FROM db1.t t GROUP BY t.a; OK