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[SPARK-19575][SQL]Reading from or writing to a hive serde table with a non pre-existing location should succeed #16910

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[SPARK-19575][SQL]Reading from or writing to a hive serde table with a non pre-existing location should succeed #16910

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[SPARK-19575][SQL]Reading from or writing to a hive serde table with …
windpiger Feb 13, 2017
401e86d
remove some comment
windpiger Feb 13, 2017
4493a8f
mv the logic to makeRDDForTable
windpiger Feb 21, 2017
6fb2b57
remove redundant import
windpiger Feb 21, 2017
b4caca7
fix a comment
windpiger Feb 21, 2017
119fa64
modify some test case code
windpiger Feb 22, 2017
3870e19
fix when the table is created by 'stored by'
windpiger Feb 27, 2017
92d1067
replace the constant of STORAGE_HADNLER
windpiger Feb 27, 2017
4f660d2
modfiy test case
windpiger Feb 28, 2017
7aa43b1
modfiy test case
windpiger Feb 28, 2017
f83d81d
merge with master
windpiger Mar 1, 2017
2456a94
fix test failed
windpiger Mar 1, 2017
f4b4d29
fix test failed
windpiger Mar 1, 2017
3dcd6c6
modify some tests
windpiger Mar 1, 2017
065af19
Merge branch 'master' into selectHiveFromNotExistLocation
windpiger Mar 2, 2017
a4f771a
merge with master
windpiger Mar 2, 2017
15c0a77
add makeQualifiedPath func
windpiger Mar 3, 2017
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windpiger committed Feb 21, 2017
commit b4caca761c9caffc39324b01b9e1aeecf2cc69fe
2 changes: 1 addition & 1 deletion sql/hive/src/main/scala/org/apache/spark/sql/hive/TableReader.scala
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Expand Up @@ -117,7 +117,7 @@ class HadoopTableReader(
val locationPath = new Path(inputPathStr)
val fs = locationPath.getFileSystem(sparkSession.sessionState.newHadoopConf())
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@gatorsmile gatorsmile Feb 22, 2017

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How about replacing sparkSession.sessionState.newHadoopConf() by broadcastedHadoopConf.value.value?

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@windpiger windpiger Feb 22, 2017

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ok~


// if the table location is not exists, return an empty RDD
// if the table location does not exist, return an empty RDD
if (!fs.exists(locationPath)) {
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@cloud-fan cloud-fan Feb 22, 2017

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hmmm, how about hive serde tables with storage handler? their data is stored in somewhere else(maybe in hbase) and the table path is always non-existing.

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@windpiger windpiger Feb 27, 2017

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good catch! Thanks!
I test it in Hive, when the table created by stored by(e.g. HBase), even if there is a table path created under warehouse path when we create the table, but there is no data files exist after we insert into the table, and it is ok to select data after we delete the table path.

new EmptyRDD[InternalRow](sparkSession.sparkContext)
} else {
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