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Re: Hive Group By Limitations - Hive - [mail # user]
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... Although MySQL allows it, it is not ANSI SQL. http://stackoverflow.com/questions/1225144/why-does-mysql-allow-group-by-queries-without-aggregate-functions...
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Author: Michael Malak,
2013-05-06, 18:11
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Re: Hive QL - NOT IN, NOT EXIST - Hive - [mail # user]
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... I have found this to be an acceptable substitute. Is it not working for you?...
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Author: Michael Malak,
2013-05-06, 03:25
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[HIVE-4022] Structs and struct fields cannot be NULL in INSERT statements - Hive - [issue]
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...Originally thought to be Avro-specific, and first noted with respect to HIVE-3528 "Avro SerDe doesn't handle serializing Nullable types that require access to a Schema", it turns out even na...
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http://issues.apache.org/jira/browse/HIVE-4022
Author: Michael Malak,
2013-02-20, 23:34
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Re: NULLable STRUCTs - Hive - [mail # user]
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...If no one has any objection, I'm going to update HIVE-4022, which I entered a week ago when I thought the behavior was Avro-specific, to indicate it actually affects even native Hive tables....
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Author: Michael Malak,
2013-02-19, 16:34
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NULLable STRUCTs - Hive - [mail # user]
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...It seems that all Hive columns (at least those of primitive types) are always NULLable? What about columns of type STRUCT? The following: echo 1,2 >twovalues.csv hive CR...
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Author: Michael Malak,
2013-02-16, 00:03
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Re: INSERT INTO table with STRUCT, SELECT FROM - Hive - [mail # user]
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...Figured it out fromhttps://cwiki.apache.org/Hive/languagemanual-udf.html#LanguageManualUDF-ComplexTypeConstructors It should beINSERT INTO TABLE oc SELECT named_struct('a', x, 'b', y) ...
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Author: Michael Malak,
2013-02-13, 20:09
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INSERT INTO table with STRUCT, SELECT FROM - Hive - [mail # user]
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...Is it possible to INSERT INTO TABLE t SELECT FROM where t has a column with a STRUCT? Based on http://grokbase.com/t/hive/user/109r87hh3e/insert-data-into-a-column-of-complex-type &nbs...
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Author: Michael Malak,
2013-02-13, 19:26
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