improvements

apache · Jan 8, 2024 · 77efc8d · 77efc8d
1 parent a0a5062
commit 77efc8d
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Showing 4 changed files with 23 additions and 20 deletions.
diff --git a/...extensions/src/main/scala/org/apache/spark/sql/catalyst/analysis/HijackViewCommands.scala b/...extensions/src/main/scala/org/apache/spark/sql/catalyst/analysis/HijackViewCommands.scala
@@ -19,19 +19,35 @@
 
 package org.apache.spark.sql.catalyst.analysis
 
+import org.apache.spark.sql.SparkSession
 import org.apache.spark.sql.catalyst.plans.logical.DropView
 import org.apache.spark.sql.catalyst.plans.logical.LogicalPlan
 import org.apache.spark.sql.catalyst.plans.logical.views.DropIcebergView
 import org.apache.spark.sql.catalyst.rules.Rule
+import org.apache.spark.sql.connector.catalog.CatalogManager
+import org.apache.spark.sql.connector.catalog.CatalogPlugin
+import org.apache.spark.sql.connector.catalog.LookupCatalog
+import org.apache.spark.sql.connector.catalog.ViewCatalog
 
 /**
  * ResolveSessionCatalog exits early for some v2 View commands,
  * thus they are pre-substituted here and then handled in ResolveViews
  */
-object HijackViewCommands extends Rule[LogicalPlan] {
+case class HijackViewCommands(spark: SparkSession) extends Rule[LogicalPlan] with LookupCatalog {
+
+  protected lazy val catalogManager: CatalogManager = spark.sessionState.catalogManager
 
   override def apply(plan: LogicalPlan): LogicalPlan = plan.resolveOperatorsUp {
-    case DropView(UnresolvedIdentifier(nameParts, allowTemp), ifExists) =>
+    case DropView(UnresolvedIdentifier(nameParts, allowTemp), ifExists)
+      if isViewCatalog(catalogManager.currentCatalog) && !isTempView(nameParts) =>
       DropIcebergView(UnresolvedIdentifier(nameParts, allowTemp), ifExists)
   }
+
+  private def isTempView(nameParts: Seq[String]): Boolean = {
+    catalogManager.v1SessionCatalog.isTempView(nameParts)
+  }
+
+  private def isViewCatalog(catalog: CatalogPlugin): Boolean = {
+    catalog.isInstanceOf[ViewCatalog]
+  }
 }
diff --git a/...spark-extensions/src/main/scala/org/apache/spark/sql/catalyst/analysis/ResolveViews.scala b/...spark-extensions/src/main/scala/org/apache/spark/sql/catalyst/analysis/ResolveViews.scala
@@ -24,11 +24,9 @@ import org.apache.spark.sql.catalyst.FunctionIdentifier
 import org.apache.spark.sql.catalyst.expressions.Alias
 import org.apache.spark.sql.catalyst.expressions.UpCast
 import org.apache.spark.sql.catalyst.parser.ParseException
-import org.apache.spark.sql.catalyst.plans.logical.DropView
 import org.apache.spark.sql.catalyst.plans.logical.LogicalPlan
 import org.apache.spark.sql.catalyst.plans.logical.Project
 import org.apache.spark.sql.catalyst.plans.logical.SubqueryAlias
-import org.apache.spark.sql.catalyst.plans.logical.views.DropIcebergView
 import org.apache.spark.sql.catalyst.rules.Rule
 import org.apache.spark.sql.catalyst.trees.CurrentOrigin
 import org.apache.spark.sql.catalyst.trees.Origin
@@ -47,17 +45,14 @@ case class ResolveViews(spark: SparkSession) extends Rule[LogicalPlan] with Look
   protected lazy val catalogManager: CatalogManager = spark.sessionState.catalogManager
 
   override def apply(plan: LogicalPlan): LogicalPlan = plan resolveOperators {
-    case u@UnresolvedRelation(nameParts, _, _) if isTempView(nameParts) =>
+    case u@UnresolvedRelation(nameParts, _, _)
+      if catalogManager.v1SessionCatalog.isTempView(nameParts) =>
       u
 
     case u@UnresolvedRelation(parts@CatalogAndIdentifier(catalog, ident), _, _) =>
       loadView(catalog, ident)
         .map(createViewRelation(parts, _))
         .getOrElse(u)
-
-    case DropIcebergView(r@ResolvedIdentifier(catalog, ident), ifExists)
-      if isTempView(ident.asMultipartIdentifier) || !isViewCatalog(catalog) =>
-      DropView(r, ifExists)
   }
 
   def loadView(catalog: CatalogPlugin, ident: Identifier): Option[View] = catalog match {
@@ -148,12 +143,4 @@ case class ResolveViews(spark: SparkSession) extends Rule[LogicalPlan] with Look
   private def isBuiltinFunction(name: String): Boolean = {
     catalogManager.v1SessionCatalog.isBuiltinFunction(FunctionIdentifier(name))
   }
-
-  private def isTempView(nameParts: Seq[String]): Boolean = {
-    catalogManager.v1SessionCatalog.isTempView(nameParts)
-  }
-
-  private def isViewCatalog(catalog: CatalogPlugin): Boolean = {
-    catalog.isInstanceOf[ViewCatalog]
-  }
 }
diff --git a/...ala/org/apache/spark/sql/catalyst/parser/extensions/IcebergSparkSqlExtensionsParser.scala b/...ala/org/apache/spark/sql/catalyst/parser/extensions/IcebergSparkSqlExtensionsParser.scala
@@ -123,7 +123,7 @@ class IcebergSparkSqlExtensionsParser(delegate: ParserInterface) extends ParserI
     if (isIcebergCommand(sqlTextAfterSubstitution)) {
       parse(sqlTextAfterSubstitution) { parser => astBuilder.visit(parser.singleStatement()) }.asInstanceOf[LogicalPlan]
     } else {
-      HijackViewCommands.apply(delegate.parsePlan(sqlText))
+      HijackViewCommands(SparkSession.active).apply(delegate.parsePlan(sqlText))
     }
   }
 

diff --git a/spark/v3.5/spark-extensions/src/test/java/org/apache/iceberg/spark/extensions/TestViews.java b/spark/v3.5/spark-extensions/src/test/java/org/apache/iceberg/spark/extensions/TestViews.java
@@ -661,8 +661,6 @@ public void dropNonExistingView() {
     assertThatThrownBy(() -> sql("DROP VIEW non_existing"))
         .isInstanceOf(AnalysisException.class)
         .hasMessageContaining("The view %s.%s cannot be found", NAMESPACE, "non_existing");
-
-    assertThatNoException().isThrownBy(() -> sql("DROP VIEW IF EXISTS non_existing"));
   }
 
   @Test
@@ -685,6 +683,8 @@ public void dropViewIfExists() {
 
     sql("DROP VIEW IF EXISTS %s", viewName);
     assertThat(viewCatalog.viewExists(identifier)).isFalse();
+
+    assertThatNoException().isThrownBy(() -> sql("DROP VIEW IF EXISTS %s", viewName));
   }
 
   /** The purpose of this test is mainly to make sure that normal view deletion isn't messed up */