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[SPARK-23486]cache the function name from the external catalog for lookupFunctions #20795

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kevinyu98 wants to merge 12 commits into from
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[SPARK-23486]cache the function name from the external catalog for lookupFunctions #20795

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5c8648c
cache the function name from the catalog for lookupFunction
kevinyu98 Mar 11, 2018
caf6b6d
address comments and add test cases
kevinyu98 Mar 13, 2018
b8871e2
commit the new testcase file
kevinyu98 Mar 13, 2018
14c62e4
add normalize during function name lookup
kevinyu98 Mar 16, 2018
5c6687c
just cache external function name
kevinyu98 Mar 19, 2018
e030bd0
fix the HiveSQLViewSuite failure
kevinyu98 Mar 21, 2018
6358b92
address comments
kevinyu98 Mar 26, 2018
74b01a5
changing the APIs in SessionCatalog
kevinyu98 Apr 10, 2018
27246fb
address comments
kevinyu98 Jul 10, 2018
8dceda9
fix style
kevinyu98 Jul 11, 2018
0db2826
add isRegisteredFunction check
kevinyu98 Jul 12, 2018
26f2f54
check case sensitive
kevinyu98 Jul 12, 2018
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cache the function name from the catalog for lookupFunction
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@kevinyu98
kevinyu98 committed Jul 10, 2018
commit 5c8648c581fff1244b74fb25a0ff9e64f98919af
17 changes: 13 additions & 4 deletions sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
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Expand Up @@ -17,6 +17,7 @@

package org.apache.spark.sql.catalyst.analysis

import scala.collection.mutable
import scala.collection.mutable.ArrayBuffer
import scala.util.Random

Expand Down Expand Up @@ -1209,10 +1210,18 @@ class Analyzer(
* @see https://issues.apache.org/jira/browse/SPARK-19737
*/
object LookupFunctions extends Rule[LogicalPlan] {
override def apply(plan: LogicalPlan): LogicalPlan = plan.transformAllExpressions {
case f: UnresolvedFunction if !catalog.functionExists(f.name) =>
withPosition(f) {
throw new NoSuchFunctionException(f.name.database.getOrElse("default"), f.name.funcName)
override def apply(plan: LogicalPlan): LogicalPlan = {
val catalogFunctionNameSet = new mutable.HashSet[FunctionIdentifier]()
plan.transformAllExpressions {
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@viirya viirya Mar 11, 2018

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style: indent.

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@kevinyu98 kevinyu98 Mar 12, 2018

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changed, thanks.

case f: UnresolvedFunction if catalogFunctionNameSet.contains(f.name) => f
case f: UnresolvedFunction if catalog.functionExists(f.name) =>
catalogFunctionNameSet.add(f.name)
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@gatorsmile gatorsmile Mar 11, 2018

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Normalize the name before adding it to the cache? This can cover more cases

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@kevinyu98 kevinyu98 Mar 11, 2018

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sure, I will do that. Thanks.

f
case f: UnresolvedFunction =>
withPosition(f) {
throw new NoSuchFunctionException(f.name.database.getOrElse("default"),
f.name.funcName)
}
}
}
}
Expand Down