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

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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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address comments
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@kevinyu98
kevinyu98 committed Jul 10, 2018
commit 6358b92b0ca915823312e9e0e26ac40eee09b7af
2 changes: 1 addition & 1 deletion sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
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Expand Up @@ -1218,7 +1218,7 @@ class Analyzer(
plan.transformAllExpressions {
case f: UnresolvedFunction
if externalFunctionNameSet.contains(normalizeFuncName(f.name)) => f
case f: UnresolvedFunction if catalog.buildinFunctionExists(f.name) => f
case f: UnresolvedFunction if catalog.builtinFunctionExists(f.name) => f
case f: UnresolvedFunction if catalog.externalFunctionExists(f.name) =>
externalFunctionNameSet.add(normalizeFuncName(f.name))
f
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5 changes: 2 additions & 3 deletions sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/catalog/SessionCatalog.scala
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Expand Up @@ -1099,11 +1099,10 @@ class SessionCatalog(
def functionExists(name: FunctionIdentifier): Boolean = {
val db = formatDatabaseName(name.database.getOrElse(getCurrentDatabase))
requireDbExists(db)
functionRegistry.functionExists(name) ||
externalCatalog.functionExists(db, name.funcName)
builtinFunctionExists(name) || externalFunctionExists(name)
}

def buildinFunctionExists(name: FunctionIdentifier): Boolean = {
def builtinFunctionExists(name: FunctionIdentifier): Boolean = {
functionRegistry.functionExists(name)
}

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4 changes: 3 additions & 1 deletion sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveSessionCatalog.scala
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Expand Up @@ -175,7 +175,9 @@ private[sql] class HiveSessionCatalog(
super.functionExists(name) || hiveFunctions.contains(name.funcName)
}

override def externalFunctionExists(name: FunctionIdentifier): Boolean = functionExists(name)
override def externalFunctionExists(name: FunctionIdentifier): Boolean = {
super.externalFunctionExists(name) || hiveFunctions.contains(name.funcName)
}

/** List of functions we pass over to Hive. Note that over time this list should go to 0. */
// We have a list of Hive built-in functions that we do not support. So, we will check
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