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[SPARK-26339][SQL]Throws better exception when reading files that start with underscore #23446

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KeiichiHirobe wants to merge 11 commits into from
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[SPARK-26339][SQL]Throws better exception when reading files that start with underscore #23446

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2910cb9
Throws better exception when reading files that start with underscore
Dec 10, 2018
08850ae
Clarify the message further with a different exception for file which…
Dec 14, 2018
777b4db
Revert "Clarify the message further with a different exception for fi…
Dec 25, 2018
c0a57d9
Revert "Throws better exception when reading files that start with un…
Dec 25, 2018
1b64ffb
Log a debug statement about files/directories that are ignored, and t…
Dec 25, 2018
a95637e
Change to check only filename match, not check dir recursively
Dec 29, 2018
239cfa4
Avoid checkFilesExist check
Dec 29, 2018
e72bf00
Minor modifications for clarity
Dec 29, 2018
abfe2e6
Remove debugStatement test
Dec 29, 2018
3708ef1
Fix title of test case
Dec 29, 2018
92934b4
Add checkFileExist again
Jan 4, 2019
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Avoid checkFilesExist check
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Hirobe Keiichi committed Dec 29, 2018
commit 239cfa4792b6bebd386e4a962cdf4b0e9b2471aa
26 changes: 12 additions & 14 deletions sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -560,20 +560,18 @@ case class DataSource(
globPath
}.toSeq

if (checkFilesExist) {
val (filtered, filteredOut) = allGlobPath.partition { path =>
!InMemoryFileIndex.shouldFilterOut(path.getName)
}
if (filteredOut.nonEmpty) {
if (filtered.isEmpty) {
throw new AnalysisException(
"All path were ignored. The following path were ignored:\n" +
s"${filteredOut.mkString("\n ")}")
} else {
logDebug(
"The following path were ignored:\n" +
s"${filteredOut.mkString("\n ")}")
}
val (filtered, filteredOut) = allGlobPath.partition { path =>
!InMemoryFileIndex.shouldFilterOut(path.getName)
}
if (filteredOut.nonEmpty) {
if (filtered.isEmpty) {
throw new AnalysisException(
"All path were ignored. The following path were ignored:\n" +
s"${filteredOut.mkString("\n ")}")
} else {
logDebug(
"The following path were ignored:\n" +
s"${filteredOut.mkString("\n ")}")
}
}

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