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// Copyright 2020 PingCAP, Inc.
//
// Licensed 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package executor_test
import (
. "github.com/pingcap/check"
"github.com/pingcap/tidb/util/testkit"
)
func (s *testSuite9) TestPartitionReaderUnderApply(c *C) {
tk := testkit.NewTestKitWithInit(c, s.store)
tk.MustExec("use test")
// For issue 19458.
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(c_int int)")
tk.MustExec("insert into t values(1), (2), (3), (4), (5), (6), (7), (8), (9)")
tk.MustExec("DROP TABLE IF EXISTS `t1`")
tk.MustExec(`CREATE TABLE t1 (
c_int int NOT NULL,
c_str varchar(40) NOT NULL,
c_datetime datetime NOT NULL,
c_timestamp timestamp NULL DEFAULT NULL,
c_double double DEFAULT NULL,
c_decimal decimal(12,6) DEFAULT NULL,
PRIMARY KEY (c_int,c_str,c_datetime)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
PARTITION BY RANGE (c_int)
(PARTITION p0 VALUES LESS THAN (2) ENGINE = InnoDB,
PARTITION p1 VALUES LESS THAN (4) ENGINE = InnoDB,
PARTITION p2 VALUES LESS THAN (6) ENGINE = InnoDB,
PARTITION p3 VALUES LESS THAN (8) ENGINE = InnoDB,
PARTITION p4 VALUES LESS THAN (10) ENGINE = InnoDB,
PARTITION p5 VALUES LESS THAN (20) ENGINE = InnoDB,
PARTITION p6 VALUES LESS THAN (50) ENGINE = InnoDB,
PARTITION p7 VALUES LESS THAN (1000000000) ENGINE = InnoDB)`)
tk.MustExec("INSERT INTO `t1` VALUES (19,'nifty feistel','2020-02-28 04:01:28','2020-02-04 06:11:57',32.430079,1.284000),(20,'objective snyder','2020-04-15 17:55:04','2020-05-30 22:04:13',37.690874,9.372000)")
tk.MustExec("begin")
tk.MustExec("insert into t1 values (22, 'wizardly saha', '2020-05-03 16:35:22', '2020-05-03 02:18:42', 96.534810, 0.088)")
tk.MustQuery("select c_int from t where (select min(t1.c_int) from t1 where t1.c_int > t.c_int) > (select count(*) from t1 where t1.c_int > t.c_int) order by c_int").Check(testkit.Rows(
"1", "2", "3", "4", "5", "6", "7", "8", "9"))
tk.MustExec("rollback")
// For issue 19450.
tk.MustExec("drop table if exists t1, t2")
tk.MustExec("create table t1 (c_int int, c_str varchar(40), c_decimal decimal(12, 6), primary key (c_int))")
tk.MustExec("create table t2 (c_int int, c_str varchar(40), c_decimal decimal(12, 6), primary key (c_int)) partition by hash (c_int) partitions 4")
tk.MustExec("insert into t1 values (1, 'romantic robinson', 4.436), (2, 'stoic chaplygin', 9.826), (3, 'vibrant shamir', 6.300), (4, 'hungry wilson', 4.900), (5, 'naughty swartz', 9.524)")
tk.MustExec("insert into t2 select * from t1")
tk.MustQuery("select * from t1 where c_decimal in (select c_decimal from t2 where t1.c_int = t2.c_int or t1.c_int = t2.c_int and t1.c_str > t2.c_str)").Check(testkit.Rows(
"1 romantic robinson 4.436000",
"2 stoic chaplygin 9.826000",
"3 vibrant shamir 6.300000",
"4 hungry wilson 4.900000",
"5 naughty swartz 9.524000"))
}