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[test](statistics)Add stats test for replace table. (apache#44011)
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### What problem does this PR solve?

Add stats test case for replace table.

Issue Number: close #xxx

Related PR: #xxx

Problem Summary:

### Release note

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Jibing-Li authored Nov 18, 2024
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81 changes: 81 additions & 0 deletions regression-test/suites/statistics/test_replace_table.grovvy
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// 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_replace_table") {

sql """drop database if exists test_replace_table"""
sql """create database test_replace_table"""
sql """use test_replace_table"""
sql """set global force_sample_analyze=false"""
sql """set global enable_auto_analyze=false"""

sql """CREATE TABLE t1 (
t1key int NOT NULL,
t1value varchar(25) NOT NULL
)ENGINE=OLAP
DUPLICATE KEY(`t1key`)
COMMENT "OLAP"
DISTRIBUTED BY HASH(`t1key`) BUCKETS 1
PROPERTIES (
"replication_num" = "1"
)
"""

sql """CREATE TABLE t2 (
t2key int NOT NULL
)ENGINE=OLAP
DUPLICATE KEY(`t2key`)
COMMENT "OLAP"
DISTRIBUTED BY HASH(`t2key`) BUCKETS 1
PROPERTIES (
"replication_num" = "1"
)
"""

sql """insert into t1 values (1, "1"), (2, "2")"""
sql """insert into t2 values (3)"""
sql """analyze table t1 with sync"""
sql """analyze table t2 with sync"""

def result = sql """show column stats t1"""
assertEquals(2, result.size())
result = sql """show column cached stats t1"""
assertEquals(2, result.size())
result = sql """show column stats t2"""
assertEquals(1, result.size())
result = sql """show column cached stats t2"""
assertEquals(1, result.size())

sql """ALTER TABLE t1 REPLACE WITH TABLE t2;"""
result = sql """show column stats t1"""
assertEquals(1, result.size())
result = sql """show column cached stats t1"""
assertEquals(1, result.size())
result = sql """show column stats t2"""
assertEquals(2, result.size())
result = sql """show column cached stats t2"""
assertEquals(2, result.size())

sql """ALTER TABLE t1 REPLACE WITH TABLE t2 PROPERTIES('swap' = 'false');"""
result = sql """show column stats t1"""
assertEquals(2, result.size())
result = sql """show column cached stats t1"""
assertEquals(2, result.size())

sql """drop database if exists test_replace_table"""
}

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