[regression test](schema change) add case for partition (#30195)

regression-test/data/schema_change_p0/test_partition.out

@@ -0,0 +1,14 @@
+-- This file is automatically generated. You should know what you did if you want to edit this
+-- !sql --
+1	1	xxx	1
+2	1	yyy	1
+
+-- !sql_1 --
+1	1	xxx	1
+2	1	yyy	1
+3	1	xxx	1
+
+-- !sql_2 --
+1	1	xxx	1
+2	1	yyy	1
+

regression-test/suites/schema_change_p0/test_partition.groovy

@@ -0,0 +1,68 @@
+// 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.
+
+suite("test_partition") {
+
+    def checkPartition = {tblName ->
+        def results = sql """SHOW PARTITIONS FROM ${tblName};"""
+        for (def result : results) {
+            logger.info("result:${result}")
+            if (["old_p1", "old_p2", "new_p1", "new_p2"].contains(result[1])) {
+                continue;
+            }
+            assertTrue(false);
+        }
+    }
+
+    String tblName = "test_partition"
+    sql """DROP TABLE IF EXISTS ${tblName} FORCE; """
+
+    sql """
+        CREATE TABLE `${tblName}`
+        (
+            `siteid` INT DEFAULT '10',
+            `citycode` SMALLINT,
+            `username` VARCHAR(32) DEFAULT 'test',
+            `pv` BIGINT SUM DEFAULT '0'
+        )
+        AGGREGATE KEY(`siteid`, `citycode`, `username`)
+        PARTITION BY RANGE(`siteid`)
+                (
+                    partition `old_p1` values [("1"), ("2")),
+                    partition `old_p2` values [("2"), ("3"))
+                )
+        DISTRIBUTED BY HASH(siteid) BUCKETS 1
+        PROPERTIES (
+            "replication_num" = "1"
+        );
+    """
+
+    sql """INSERT INTO ${tblName}(siteid, citycode, username, pv) VALUES (1, 1, "xxx", 1), (2, 1, "yyy", 1);"""
+    sql """SYNC;"""
+    order_qt_sql """SELECT * from ${tblName};"""
+
+    // add partition
+    sql """ALTER TABLE ${tblName} add PARTITION new_p1 values [("3"), ("4"));"""
+    sql """INSERT INTO ${tblName}(siteid, citycode, username, pv) VALUES (3, 1, "xxx", 1);"""
+    order_qt_sql_1 """SELECT * from ${tblName};"""
+    checkPartition(tblName);
+    // del partition
+    sql """ALTER TABLE ${tblName} DROP PARTITION new_p1;"""
+    order_qt_sql_2 """SELECT * from ${tblName};"""
+    checkPartition(tblName);
+    sql """DROP TABLE IF EXISTS ${tblName} FORCE; """
+}