diff --git a/sql/connect/server/src/test/scala/org/apache/spark/sql/connect/DataSourceV2TempViewConnectSuite.scala b/sql/connect/server/src/test/scala/org/apache/spark/sql/connect/DataSourceV2TempViewConnectSuite.scala
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+++ b/sql/connect/server/src/test/scala/org/apache/spark/sql/connect/DataSourceV2TempViewConnectSuite.scala
@@ -0,0 +1,353 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.spark.sql.connect
+
+import java.util
+
+import org.apache.spark.SparkConf
+import org.apache.spark.sql.{AnalysisException, Row}
+import org.apache.spark.sql.catalyst.InternalRow
+import org.apache.spark.sql.classic
+import org.apache.spark.sql.connector.catalog.{BufferedRows, Column, Identifier, InMemoryBaseTable, InMemoryTableCatalog, TableChange, TableInfo, TableWritePrivilege}
+import org.apache.spark.sql.types.{IntegerType, LongType, StringType, StructType}
+
+/**
+ * DSv2 temp view with stored plan tests for Spark Connect, mirroring the classic
+ * DataSourceV2DataFrameSuite temp view scenarios.
+ *
+ * Uses an in-process Connect server ([[SparkConnectServerTest]]) so that the test can
+ * access the server's catalog directly. A Connect client creates temp views and performs
+ * SQL operations; external changes go through the catalog API, which bypasses the
+ * Connect session's analysis.
+ */
+class DataSourceV2TempViewConnectSuite extends SparkConnectServerTest {
+
+  override def sparkConf: SparkConf = super.sparkConf
+    .set("spark.sql.catalog.testcat", classOf[InMemoryTableCatalog].getName)
+    .set("spark.sql.catalog.testcat.copyOnLoad", "true")
+
+  private val T = "testcat.ns1.ns2.tbl"
+  private val ident = Identifier.of(Array("ns1", "ns2"), "tbl")
+
+  /** Get the catalog from the server-side session. */
+  private def serverCatalog(
+      serverSession: classic.SparkSession): InMemoryTableCatalog =
+    serverSession.sessionState.catalogManager
+      .catalog("testcat").asInstanceOf[InMemoryTableCatalog]
+
+  // Temp views with stored plans: scenarios from the DSv2 table refresh design doc.
+  // Each test creates a DSv2 table with initial data, builds a temp view with a filter
+  // (to demonstrate that the stored plan is non-trivial), and then verifies the view
+  // behavior after various table modifications (session or external).
+
+  test("[connect] temp view with stored plan reflects session write") {
+    withSession { s =>
+      s.sql(s"CREATE TABLE $T (id INT, salary INT) USING foo").collect()
+      s.sql(s"INSERT INTO $T VALUES (1, 100), (10, 1000)").collect()
+
+      s.table(T).filter("salary < 999").createOrReplaceTempView("v")
+      val serverSession = getServerSession(s)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      s.sql(s"INSERT INTO $T VALUES (2, 200)").collect()
+
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100), Row(2, 200)))
+
+      s.sql("DROP VIEW IF EXISTS v").collect()
+      s.sql(s"DROP TABLE IF EXISTS $T").collect()
+    }
+  }
+
+  test("[connect] temp view with stored plan reflects external write") {
+    withSession { s =>
+      s.sql(s"CREATE TABLE $T (id INT, salary INT) USING foo").collect()
+      s.sql(s"INSERT INTO $T VALUES (1, 100), (10, 1000)").collect()
+
+      s.table(T).filter("salary < 999").createOrReplaceTempView("v")
+      val serverSession = getServerSession(s)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      // external writer adds (2, 200) via direct catalog API
+      val schema = StructType.fromDDL("id INT, salary INT")
+      val cat = serverCatalog(serverSession)
+      val extTable = cat
+        .loadTable(ident, util.Set.of(TableWritePrivilege.INSERT))
+        .asInstanceOf[InMemoryBaseTable]
+      extTable.withData(Array(
+        new BufferedRows(Seq.empty, schema).withRow(InternalRow(2, 200))))
+
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100), Row(2, 200)))
+
+      s.sql("DROP VIEW IF EXISTS v").collect()
+      s.sql(s"DROP TABLE IF EXISTS $T").collect()
+    }
+  }
+
+  test("[connect] temp view with stored plan preserves schema after session ADD COLUMN") {
+    withSession { s =>
+      s.sql(s"CREATE TABLE $T (id INT, salary INT) USING foo").collect()
+      s.sql(s"INSERT INTO $T VALUES (1, 100), (10, 1000)").collect()
+
+      s.table(T).filter("salary < 999").createOrReplaceTempView("v")
+      val serverSession = getServerSession(s)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      s.sql(s"ALTER TABLE $T ADD COLUMN new_column INT").collect()
+      s.sql(s"INSERT INTO $T VALUES (2, 200, -1)").collect()
+
+      // view preserves original 2-column schema, filter still applied
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100), Row(2, 200)))
+
+      s.sql("DROP VIEW IF EXISTS v").collect()
+      s.sql(s"DROP TABLE IF EXISTS $T").collect()
+    }
+  }
+
+  test("[connect] temp view with stored plan preserves schema after external ADD COLUMN") {
+    withSession { s =>
+      s.sql(s"CREATE TABLE $T (id INT, salary INT) USING foo").collect()
+      s.sql(s"INSERT INTO $T VALUES (1, 100), (10, 1000)").collect()
+
+      s.table(T).filter("salary < 999").createOrReplaceTempView("v")
+      val serverSession = getServerSession(s)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      // external schema change via catalog API
+      val cat = serverCatalog(serverSession)
+      val addCol = TableChange.addColumn(Array("new_column"), IntegerType, true)
+      cat.alterTable(ident, addCol)
+
+      // external writer adds data with new schema
+      val schema3 = StructType.fromDDL("id INT, salary INT, new_column INT")
+      val extTable = cat
+        .loadTable(ident, util.Set.of(TableWritePrivilege.INSERT))
+        .asInstanceOf[InMemoryBaseTable]
+      extTable.withData(Array(
+        new BufferedRows(Seq.empty, schema3).withRow(InternalRow(2, 200, -1))))
+
+      // view preserves original 2-column schema, filter still applied
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100), Row(2, 200)))
+
+      s.sql("DROP VIEW IF EXISTS v").collect()
+      s.sql(s"DROP TABLE IF EXISTS $T").collect()
+    }
+  }
+
+  test("[connect] temp view with stored plan detects external column removal") {
+    withSession { s =>
+      s.sql(s"CREATE TABLE $T (id INT, salary INT) USING foo").collect()
+      s.sql(s"INSERT INTO $T VALUES (1, 100), (10, 1000)").collect()
+
+      s.table(T).filter("salary < 999").createOrReplaceTempView("v")
+      val serverSession = getServerSession(s)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      // external schema change via catalog API
+      val cat = serverCatalog(serverSession)
+      val dropCol = TableChange.deleteColumn(Array("salary"), false)
+      cat.alterTable(ident, dropCol)
+
+      checkError(
+        exception = intercept[AnalysisException] {
+          serverSession.table("v").collect()
+        },
+        condition = "INCOMPATIBLE_COLUMN_CHANGES_AFTER_VIEW_WITH_PLAN_CREATION",
+        parameters = Map(
+          "viewName" -> "`v`",
+          "tableName" -> "`testcat`.`ns1`.`ns2`.`tbl`",
+          "colType" -> "data",
+          "errors" -> "- `salary` INT has been removed"))
+
+      s.sql("DROP VIEW IF EXISTS v").collect()
+      s.sql(s"DROP TABLE IF EXISTS $T").collect()
+    }
+  }
+
+  test("[connect] temp view with stored plan resolves to externally recreated table") {
+    withSession { s =>
+      s.sql(s"CREATE TABLE $T (id INT, salary INT) USING foo").collect()
+      s.sql(s"INSERT INTO $T VALUES (1, 100), (10, 1000)").collect()
+
+      s.table(T).filter("salary < 999").createOrReplaceTempView("v")
+      val serverSession = getServerSession(s)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      val cat = serverCatalog(serverSession)
+      val originalTableId = cat.loadTable(ident).id
+
+      // external drop and recreate via catalog API
+      cat.dropTable(ident)
+      cat.createTable(
+        ident,
+        new TableInfo.Builder()
+          .withColumns(Array(
+            Column.create("id", IntegerType),
+            Column.create("salary", IntegerType)))
+          .build())
+
+      val newTableId = cat.loadTable(ident).id
+      assert(originalTableId != newTableId)
+
+      // view resolves to the new empty table
+      checkAnswer(serverSession.table("v"), Seq.empty)
+
+      // insert new data and verify the view picks it up
+      s.sql(s"INSERT INTO $T VALUES (2, 200)").collect()
+      checkAnswer(serverSession.table("v"), Seq(Row(2, 200)))
+
+      s.sql("DROP VIEW IF EXISTS v").collect()
+      s.sql(s"DROP TABLE IF EXISTS $T").collect()
+    }
+  }
+
+  test("[connect] temp view with stored plan after session drop and re-add column same type") {
+    withSession { s =>
+      s.sql(s"CREATE TABLE $T (id INT, salary INT) USING foo").collect()
+      s.sql(s"INSERT INTO $T VALUES (1, 100), (10, 1000)").collect()
+
+      s.table(T).filter("salary < 999").createOrReplaceTempView("v")
+      val serverSession = getServerSession(s)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      // drop and re-add column with same name and type
+      s.sql(s"ALTER TABLE $T DROP COLUMN salary").collect()
+      s.sql(s"ALTER TABLE $T ADD COLUMN salary INT").collect()
+
+      // schema validation passes (same column names and types)
+      // InMemoryTable preserves row data through ALTER chain
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      s.sql("DROP VIEW IF EXISTS v").collect()
+      s.sql(s"DROP TABLE IF EXISTS $T").collect()
+    }
+  }
+
+  test("[connect] temp view with stored plan after external drop and re-add column same type") {
+    withSession { s =>
+      s.sql(s"CREATE TABLE $T (id INT, salary INT) USING foo").collect()
+      s.sql(s"INSERT INTO $T VALUES (1, 100), (10, 1000)").collect()
+
+      s.table(T).filter("salary < 999").createOrReplaceTempView("v")
+      val serverSession = getServerSession(s)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      // external drop and re-add column via catalog API
+      val cat = serverCatalog(serverSession)
+      val dropCol = TableChange.deleteColumn(Array("salary"), false)
+      val addCol = TableChange.addColumn(Array("salary"), IntegerType, true)
+      cat.alterTable(ident, dropCol, addCol)
+
+      // schema validation passes (same column names and types)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      s.sql("DROP VIEW IF EXISTS v").collect()
+      s.sql(s"DROP TABLE IF EXISTS $T").collect()
+    }
+  }
+
+  test("[connect] temp view with stored plan detects session column type change") {
+    withSession { s =>
+      s.sql(s"CREATE TABLE $T (id INT, salary INT) USING foo").collect()
+      s.sql(s"INSERT INTO $T VALUES (1, 100), (10, 1000)").collect()
+
+      s.table(T).filter("salary < 999").createOrReplaceTempView("v")
+      val serverSession = getServerSession(s)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      // drop and re-add column with same name but different type
+      s.sql(s"ALTER TABLE $T DROP COLUMN salary").collect()
+      s.sql(s"ALTER TABLE $T ADD COLUMN salary STRING").collect()
+
+      checkError(
+        exception = intercept[AnalysisException] {
+          serverSession.table("v").collect()
+        },
+        condition = "INCOMPATIBLE_COLUMN_CHANGES_AFTER_VIEW_WITH_PLAN_CREATION",
+        parameters = Map(
+          "viewName" -> "`v`",
+          "tableName" -> "`testcat`.`ns1`.`ns2`.`tbl`",
+          "colType" -> "data",
+          "errors" -> "- `salary` type has changed from INT to STRING"))
+
+      s.sql("DROP VIEW IF EXISTS v").collect()
+      s.sql(s"DROP TABLE IF EXISTS $T").collect()
+    }
+  }
+
+  test("[connect] temp view with stored plan detects external column type change") {
+    withSession { s =>
+      s.sql(s"CREATE TABLE $T (id INT, salary INT) USING foo").collect()
+      s.sql(s"INSERT INTO $T VALUES (1, 100), (10, 1000)").collect()
+
+      s.table(T).filter("salary < 999").createOrReplaceTempView("v")
+      val serverSession = getServerSession(s)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      // external drop and re-add column with different type via catalog API
+      val cat = serverCatalog(serverSession)
+      val dropCol = TableChange.deleteColumn(Array("salary"), false)
+      val addCol = TableChange.addColumn(Array("salary"), StringType, true)
+      cat.alterTable(ident, dropCol, addCol)
+
+      checkError(
+        exception = intercept[AnalysisException] {
+          serverSession.table("v").collect()
+        },
+        condition = "INCOMPATIBLE_COLUMN_CHANGES_AFTER_VIEW_WITH_PLAN_CREATION",
+        parameters = Map(
+          "viewName" -> "`v`",
+          "tableName" -> "`testcat`.`ns1`.`ns2`.`tbl`",
+          "colType" -> "data",
+          "errors" -> "- `salary` type has changed from INT to STRING"))
+
+      s.sql("DROP VIEW IF EXISTS v").collect()
+      s.sql(s"DROP TABLE IF EXISTS $T").collect()
+    }
+  }
+
+  test("[connect] temp view with stored plan detects type widening") {
+    withSession { s =>
+      s.sql(s"CREATE TABLE $T (id INT, salary INT) USING foo").collect()
+      s.sql(s"INSERT INTO $T VALUES (1, 100), (10, 1000)").collect()
+
+      s.table(T).filter("salary < 999").createOrReplaceTempView("v")
+      val serverSession = getServerSession(s)
+      checkAnswer(serverSession.table("v"), Seq(Row(1, 100)))
+
+      // widen salary type from INT to BIGINT via catalog API
+      val cat = serverCatalog(serverSession)
+      val updateType =
+        TableChange.updateColumnType(Array("salary"), LongType)
+      cat.alterTable(ident, updateType)
+
+      checkError(
+        exception = intercept[AnalysisException] {
+          serverSession.table("v").collect()
+        },
+        condition = "INCOMPATIBLE_COLUMN_CHANGES_AFTER_VIEW_WITH_PLAN_CREATION",
+        parameters = Map(
+          "viewName" -> "`v`",
+          "tableName" -> "`testcat`.`ns1`.`ns2`.`tbl`",
+          "colType" -> "data",
+          "errors" -> "- `salary` type has changed from INT to BIGINT"))
+
+      s.sql("DROP VIEW IF EXISTS v").collect()
+      s.sql(s"DROP TABLE IF EXISTS $T").collect()
+    }
+  }
+}