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545 lines
25 KiB
545 lines
25 KiB
// Copyright 2018 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package executor_test
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import (
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"context"
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"fmt"
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"time"
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. "github.com/pingcap/check"
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"github.com/pingcap/parser/terror"
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"github.com/pingcap/tidb/domain"
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"github.com/pingcap/tidb/kv"
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"github.com/pingcap/tidb/session"
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"github.com/pingcap/tidb/store/mockstore"
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"github.com/pingcap/tidb/store/tikv"
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"github.com/pingcap/tidb/tablecodec"
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"github.com/pingcap/tidb/types"
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"github.com/pingcap/tidb/util/codec"
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"github.com/pingcap/tidb/util/testkit"
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)
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type testPointGetSuite struct {
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store kv.Storage
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dom *domain.Domain
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cli *checkRequestClient
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}
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func (s *testPointGetSuite) SetUpSuite(c *C) {
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cli := &checkRequestClient{}
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hijackClient := func(c tikv.Client) tikv.Client {
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cli.Client = c
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return cli
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}
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s.cli = cli
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var err error
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s.store, err = mockstore.NewMockTikvStore(
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mockstore.WithHijackClient(hijackClient),
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)
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c.Assert(err, IsNil)
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s.dom, err = session.BootstrapSession(s.store)
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c.Assert(err, IsNil)
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s.dom.SetStatsUpdating(true)
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}
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func (s *testPointGetSuite) TearDownSuite(c *C) {
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s.dom.Close()
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s.store.Close()
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}
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func (s *testPointGetSuite) TearDownTest(c *C) {
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tk := testkit.NewTestKit(c, s.store)
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tk.MustExec("use test")
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r := tk.MustQuery("show tables")
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for _, tb := range r.Rows() {
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tableName := tb[0]
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tk.MustExec(fmt.Sprintf("drop table %v", tableName))
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}
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}
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func (s *testPointGetSuite) TestPointGet(c *C) {
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tk := testkit.NewTestKit(c, s.store)
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tk.MustExec("use test")
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tk.MustExec("create table point (id int primary key, c int, d varchar(10), unique c_d (c, d))")
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tk.MustExec("insert point values (1, 1, 'a')")
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tk.MustExec("insert point values (2, 2, 'b')")
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tk.MustQuery("select * from point where id = 1 and c = 0").Check(testkit.Rows())
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tk.MustQuery("select * from point where id < 0 and c = 1 and d = 'b'").Check(testkit.Rows())
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result, err := tk.Exec("select id as ident from point where id = 1")
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c.Assert(err, IsNil)
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fields := result.Fields()
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c.Assert(fields[0].ColumnAsName.O, Equals, "ident")
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result.Close()
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tk.MustExec("CREATE TABLE tab3(pk INTEGER PRIMARY KEY, col0 INTEGER, col1 FLOAT, col2 TEXT, col3 INTEGER, col4 FLOAT, col5 TEXT);")
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tk.MustExec("CREATE UNIQUE INDEX idx_tab3_0 ON tab3 (col4);")
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tk.MustExec("INSERT INTO tab3 VALUES(0,854,111.96,'mguub',711,966.36,'snwlo');")
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tk.MustQuery("SELECT ALL * FROM tab3 WHERE col4 = 85;").Check(testkit.Rows())
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a bigint primary key, b bigint, c bigint);`)
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tk.MustExec(`insert into t values(1, NULL, NULL), (2, NULL, 2), (3, 3, NULL), (4, 4, 4), (5, 6, 7);`)
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tk.MustQuery(`select * from t where a = 1;`).Check(testkit.Rows(
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`1 <nil> <nil>`,
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))
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tk.MustQuery(`select * from t where a = 2;`).Check(testkit.Rows(
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`2 <nil> 2`,
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))
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tk.MustQuery(`select * from t where a = 3;`).Check(testkit.Rows(
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`3 3 <nil>`,
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))
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tk.MustQuery(`select * from t where a = 4;`).Check(testkit.Rows(
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`4 4 4`,
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))
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tk.MustQuery(`select a, a, b, a, b, c, b, c, c from t where a = 5;`).Check(testkit.Rows(
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`5 5 6 5 6 7 6 7 7`,
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))
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tk.MustQuery(`select b, b from t where a = 1`).Check(testkit.Rows(
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"<nil> <nil>"))
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}
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func (s *testPointGetSuite) TestPointGetOverflow(c *C) {
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tk := testkit.NewTestKit(c, s.store)
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tk.MustExec("use test")
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tk.MustExec("drop table if exists t0")
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tk.MustExec("CREATE TABLE t0(c1 BOOL UNIQUE)")
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tk.MustExec("INSERT INTO t0(c1) VALUES (-128)")
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tk.MustExec("INSERT INTO t0(c1) VALUES (127)")
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tk.MustQuery("SELECT t0.c1 FROM t0 WHERE t0.c1=-129").Check(testkit.Rows()) // no result
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tk.MustQuery("SELECT t0.c1 FROM t0 WHERE t0.c1=-128").Check(testkit.Rows("-128"))
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tk.MustQuery("SELECT t0.c1 FROM t0 WHERE t0.c1=128").Check(testkit.Rows())
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tk.MustQuery("SELECT t0.c1 FROM t0 WHERE t0.c1=127").Check(testkit.Rows("127"))
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}
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func (s *testPointGetSuite) TestPointGetCharPK(c *C) {
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tk := testkit.NewTestKit(c, s.store)
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tk.MustExec(`use test;`)
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a char(4) primary key, b char(4));`)
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tk.MustExec(`insert into t values("aa", "bb");`)
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// Test CHAR type.
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustPointGet(`select * from t where a = "aa";`).Check(testkit.Rows(`aa bb`))
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tk.MustPointGet(`select * from t where a = "aab";`).Check(testkit.Rows())
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tk.MustExec(`truncate table t;`)
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tk.MustExec(`insert into t values("a ", "b ");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustPointGet(`select * from t where a = "a";`).Check(testkit.Rows(`a b`))
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tk.MustPointGet(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = "a ";`).Check(testkit.Rows())
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// Test CHAR BINARY.
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a char(2) binary primary key, b char(2));`)
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tk.MustExec(`insert into t values(" ", " ");`)
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tk.MustExec(`insert into t values("a ", "b ");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustPointGet(`select * from t where a = "a";`).Check(testkit.Rows(`a b`))
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tk.MustPointGet(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustTableDual(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = "";`).Check(testkit.Rows(` `))
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tk.MustPointGet(`select * from t where a = " ";`).Check(testkit.Rows())
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tk.MustTableDual(`select * from t where a = " ";`).Check(testkit.Rows())
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}
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func (s *testPointGetSuite) TestPointGetAliasTableCharPK(c *C) {
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tk := testkit.NewTestKit(c, s.store)
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tk.MustExec(`use test;`)
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a char(2) primary key, b char(2));`)
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tk.MustExec(`insert into t values("aa", "bb");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustPointGet(`select * from t tmp where a = "aa";`).Check(testkit.Rows(`aa bb`))
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tk.MustTableDual(`select * from t tmp where a = "aab";`).Check(testkit.Rows())
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tk.MustExec(`truncate table t;`)
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tk.MustExec(`insert into t values("a ", "b ");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustPointGet(`select * from t tmp where a = "a";`).Check(testkit.Rows(`a b`))
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tk.MustPointGet(`select * from t tmp where a = "a ";`).Check(testkit.Rows())
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tk.MustTableDual(`select * from t tmp where a = "a ";`).Check(testkit.Rows())
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// Test CHAR BINARY.
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a char(2) binary primary key, b char(2));`)
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tk.MustExec(`insert into t values(" ", " ");`)
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tk.MustExec(`insert into t values("a ", "b ");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustPointGet(`select * from t tmp where a = "a";`).Check(testkit.Rows(`a b`))
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tk.MustPointGet(`select * from t tmp where a = "a ";`).Check(testkit.Rows())
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tk.MustTableDual(`select * from t tmp where a = "a ";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t tmp where a = "";`).Check(testkit.Rows(` `))
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tk.MustPointGet(`select * from t tmp where a = " ";`).Check(testkit.Rows())
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tk.MustTableDual(`select * from t tmp where a = " ";`).Check(testkit.Rows())
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// Test both wildcard and column name exist in select field list
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a char(2) primary key, b char(2));`)
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tk.MustExec(`insert into t values("aa", "bb");`)
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tk.MustPointGet(`select *, a from t tmp where a = "aa";`).Check(testkit.Rows(`aa bb aa`))
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// Test using table alias in field list
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tk.MustPointGet(`select tmp.* from t tmp where a = "aa";`).Check(testkit.Rows(`aa bb`))
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tk.MustPointGet(`select tmp.a, tmp.b from t tmp where a = "aa";`).Check(testkit.Rows(`aa bb`))
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tk.MustPointGet(`select tmp.*, tmp.a, tmp.b from t tmp where a = "aa";`).Check(testkit.Rows(`aa bb aa bb`))
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tk.MustTableDual(`select tmp.* from t tmp where a = "aab";`).Check(testkit.Rows())
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tk.MustTableDual(`select tmp.a, tmp.b from t tmp where a = "aab";`).Check(testkit.Rows())
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tk.MustTableDual(`select tmp.*, tmp.a, tmp.b from t tmp where a = "aab";`).Check(testkit.Rows())
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// Test using table alias in where clause
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tk.MustPointGet(`select * from t tmp where tmp.a = "aa";`).Check(testkit.Rows(`aa bb`))
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tk.MustPointGet(`select a, b from t tmp where tmp.a = "aa";`).Check(testkit.Rows(`aa bb`))
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tk.MustPointGet(`select *, a, b from t tmp where tmp.a = "aa";`).Check(testkit.Rows(`aa bb aa bb`))
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// Unknown table name in where clause and field list
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err := tk.ExecToErr(`select a from t where xxxxx.a = "aa"`)
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c.Assert(err, ErrorMatches, ".*Unknown column 'xxxxx.a' in 'where clause'")
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err = tk.ExecToErr(`select xxxxx.a from t where a = "aa"`)
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c.Assert(err, ErrorMatches, ".*Unknown column 'xxxxx.a' in 'field list'")
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// When an alias is provided, it completely hides the actual name of the table.
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err = tk.ExecToErr(`select a from t tmp where t.a = "aa"`)
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c.Assert(err, ErrorMatches, ".*Unknown column 't.a' in 'where clause'")
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err = tk.ExecToErr(`select t.a from t tmp where a = "aa"`)
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c.Assert(err, ErrorMatches, ".*Unknown column 't.a' in 'field list'")
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err = tk.ExecToErr(`select t.* from t tmp where a = "aa"`)
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c.Assert(err, ErrorMatches, ".*Unknown table 't'")
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}
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func (s *testPointGetSuite) TestIndexLookupChar(c *C) {
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tk := testkit.NewTestKit(c, s.store)
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tk.MustExec(`use test;`)
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a char(2), b char(2), index idx_1(a));`)
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tk.MustExec(`insert into t values("aa", "bb");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustIndexLookup(`select * from t where a = "aa";`).Check(testkit.Rows(`aa bb`))
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tk.MustIndexLookup(`select * from t where a = "aab";`).Check(testkit.Rows())
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// Test query with table alias
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tk.MustIndexLookup(`select * from t tmp where a = "aa";`).Check(testkit.Rows(`aa bb`))
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tk.MustIndexLookup(`select * from t tmp where a = "aab";`).Check(testkit.Rows())
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tk.MustExec(`truncate table t;`)
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tk.MustExec(`insert into t values("a ", "b ");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustIndexLookup(`select * from t where a = "a";`).Check(testkit.Rows(`a b`))
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tk.MustIndexLookup(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustIndexLookup(`select * from t where a = "a ";`).Check(testkit.Rows())
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// Test CHAR BINARY.
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a char(2) binary, b char(2), index idx_1(a));`)
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tk.MustExec(`insert into t values(" ", " ");`)
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tk.MustExec(`insert into t values("a ", "b ");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustIndexLookup(`select * from t where a = "a";`).Check(testkit.Rows(`a b`))
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tk.MustIndexLookup(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustIndexLookup(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustIndexLookup(`select * from t where a = "";`).Check(testkit.Rows(` `))
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tk.MustIndexLookup(`select * from t where a = " ";`).Check(testkit.Rows())
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tk.MustIndexLookup(`select * from t where a = " ";`).Check(testkit.Rows())
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tk.MustIndexLookup(`select * from t where a = " ";`).Check(testkit.Rows())
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}
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func (s *testPointGetSuite) TestPointGetVarcharPK(c *C) {
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tk := testkit.NewTestKit(c, s.store)
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tk.MustExec(`use test;`)
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a varchar(2) primary key, b varchar(2));`)
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tk.MustExec(`insert into t values("aa", "bb");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustPointGet(`select * from t where a = "aa";`).Check(testkit.Rows(`aa bb`))
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tk.MustTableDual(`select * from t where a = "aab";`).Check(testkit.Rows())
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tk.MustExec(`truncate table t;`)
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tk.MustExec(`insert into t values("a ", "b ");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustPointGet(`select * from t where a = "a";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = "a ";`).Check(testkit.Rows(`a b `))
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tk.MustTableDual(`select * from t where a = "a ";`).Check(testkit.Rows())
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// // Test VARCHAR BINARY.
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a varchar(2) binary primary key, b varchar(2));`)
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tk.MustExec(`insert into t values(" ", " ");`)
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tk.MustExec(`insert into t values("a ", "b ");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustPointGet(`select * from t where a = "a";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = "a ";`).Check(testkit.Rows(`a b `))
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tk.MustTableDual(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = " ";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = " ";`).Check(testkit.Rows(` `))
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tk.MustTableDual(`select * from t where a = " ";`).Check(testkit.Rows())
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}
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func (s *testPointGetSuite) TestPointGetBinaryPK(c *C) {
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tk := testkit.NewTestKit(c, s.store)
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tk.MustExec(`use test;`)
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a binary(2) primary key, b binary(2));`)
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tk.MustExec(`insert into t values("a", "b");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustPointGet(`select * from t where a = "a";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = "a\0";`).Check(testkit.Rows("a\x00 b\x00"))
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tk.MustExec(`insert into t values("a ", "b ");`)
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tk.MustPointGet(`select * from t where a = "a";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = "a ";`).Check(testkit.Rows(`a b `))
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tk.MustPointGet(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = "a";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t where a = "a ";`).Check(testkit.Rows(`a b `))
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tk.MustPointGet(`select * from t where a = "a ";`).Check(testkit.Rows())
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}
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func (s *testPointGetSuite) TestPointGetAliasTableBinaryPK(c *C) {
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tk := testkit.NewTestKit(c, s.store)
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tk.MustExec(`use test;`)
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a binary(2) primary key, b binary(2));`)
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tk.MustExec(`insert into t values("a", "b");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustPointGet(`select * from t tmp where a = "a";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t tmp where a = "a ";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t tmp where a = "a ";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t tmp where a = "a\0";`).Check(testkit.Rows("a\x00 b\x00"))
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tk.MustExec(`insert into t values("a ", "b ");`)
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tk.MustPointGet(`select * from t tmp where a = "a";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t tmp where a = "a ";`).Check(testkit.Rows(`a b `))
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tk.MustPointGet(`select * from t tmp where a = "a ";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t tmp where a = "a";`).Check(testkit.Rows())
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tk.MustPointGet(`select * from t tmp where a = "a ";`).Check(testkit.Rows(`a b `))
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tk.MustPointGet(`select * from t tmp where a = "a ";`).Check(testkit.Rows())
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}
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func (s *testPointGetSuite) TestIndexLookupBinary(c *C) {
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tk := testkit.NewTestKit(c, s.store)
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tk.MustExec(`use test;`)
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tk.MustExec(`drop table if exists t;`)
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tk.MustExec(`create table t(a binary(2), b binary(2), index idx_1(a));`)
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tk.MustExec(`insert into t values("a", "b");`)
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tk.MustExec(`set @@sql_mode="";`)
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tk.MustIndexLookup(`select * from t where a = "a";`).Check(testkit.Rows())
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tk.MustIndexLookup(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustIndexLookup(`select * from t where a = "a ";`).Check(testkit.Rows())
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tk.MustIndexLookup(`select * from t where a = "a\0";`).Check(testkit.Rows("a\x00 b\x00"))
|
|
|
|
// Test query with table alias
|
|
tk.MustExec(`set @@sql_mode="";`)
|
|
tk.MustIndexLookup(`select * from t tmp where a = "a";`).Check(testkit.Rows())
|
|
tk.MustIndexLookup(`select * from t tmp where a = "a ";`).Check(testkit.Rows())
|
|
tk.MustIndexLookup(`select * from t tmp where a = "a ";`).Check(testkit.Rows())
|
|
tk.MustIndexLookup(`select * from t tmp where a = "a\0";`).Check(testkit.Rows("a\x00 b\x00"))
|
|
|
|
tk.MustExec(`insert into t values("a ", "b ");`)
|
|
tk.MustIndexLookup(`select * from t where a = "a";`).Check(testkit.Rows())
|
|
tk.MustIndexLookup(`select * from t where a = "a ";`).Check(testkit.Rows(`a b `))
|
|
tk.MustIndexLookup(`select * from t where a = "a ";`).Check(testkit.Rows())
|
|
|
|
tk.MustIndexLookup(`select * from t where a = "a";`).Check(testkit.Rows())
|
|
tk.MustIndexLookup(`select * from t where a = "a ";`).Check(testkit.Rows(`a b `))
|
|
tk.MustIndexLookup(`select * from t where a = "a ";`).Check(testkit.Rows())
|
|
|
|
}
|
|
|
|
func (s *testPointGetSuite) TestOverflowOrTruncated(c *C) {
|
|
tk := testkit.NewTestKitWithInit(c, s.store)
|
|
tk.MustExec("create table t6 (id bigint, a bigint, primary key(id), unique key(a));")
|
|
tk.MustExec("insert into t6 values(9223372036854775807, 9223372036854775807);")
|
|
tk.MustExec("insert into t6 values(1, 1);")
|
|
var nilVal []string
|
|
// for unique key
|
|
tk.MustQuery("select * from t6 where a = 9223372036854775808").Check(testkit.Rows(nilVal...))
|
|
tk.MustQuery("select * from t6 where a = '1.123'").Check(testkit.Rows(nilVal...))
|
|
// for primary key
|
|
tk.MustQuery("select * from t6 where id = 9223372036854775808").Check(testkit.Rows(nilVal...))
|
|
tk.MustQuery("select * from t6 where id = '1.123'").Check(testkit.Rows(nilVal...))
|
|
}
|
|
|
|
func (s *testPointGetSuite) TestIssue10448(c *C) {
|
|
tk := testkit.NewTestKit(c, s.store)
|
|
tk.MustExec("use test")
|
|
tk.MustExec("drop table if exists t")
|
|
tk.MustExec("create table t(pk int1 primary key)")
|
|
tk.MustExec("insert into t values(125)")
|
|
tk.MustQuery("desc select * from t where pk = 9223372036854775807").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("desc select * from t where pk = 18446744073709551616").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("desc select * from t where pk = 9223372036854775808").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("desc select * from t where pk = 18446744073709551615").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("desc select * from t where pk = 128").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
|
|
tk.MustExec("drop table if exists t")
|
|
tk.MustExec("create table t(pk int8 primary key)")
|
|
tk.MustExec("insert into t values(9223372036854775807)")
|
|
tk.MustQuery("select * from t where pk = 9223372036854775807").Check(testkit.Rows("9223372036854775807"))
|
|
tk.MustQuery("desc select * from t where pk = 9223372036854775807").Check(testkit.Rows("Point_Get_1 1.00 root table:t handle:9223372036854775807"))
|
|
tk.MustQuery("desc select * from t where pk = 18446744073709551616").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("desc select * from t where pk = 9223372036854775808").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("desc select * from t where pk = 18446744073709551615").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
|
|
tk.MustExec("drop table if exists t")
|
|
tk.MustExec("create table t(pk int1 unsigned primary key)")
|
|
tk.MustExec("insert into t values(255)")
|
|
tk.MustQuery("select * from t where pk = 255").Check(testkit.Rows("255"))
|
|
tk.MustQuery("desc select * from t where pk = 256").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("desc select * from t where pk = 9223372036854775807").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("desc select * from t where pk = 18446744073709551616").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("desc select * from t where pk = 9223372036854775808").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("desc select * from t where pk = 18446744073709551615").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
|
|
tk.MustExec("drop table if exists t")
|
|
tk.MustExec("create table t(pk int8 unsigned primary key)")
|
|
tk.MustExec("insert into t value(18446744073709551615)")
|
|
tk.MustQuery("desc select * from t where pk = 18446744073709551615").Check(testkit.Rows("Point_Get_1 1.00 root table:t handle:18446744073709551615"))
|
|
tk.MustQuery("select * from t where pk = 18446744073709551615").Check(testkit.Rows("18446744073709551615"))
|
|
tk.MustQuery("desc select * from t where pk = 9223372036854775807").Check(testkit.Rows("Point_Get_1 1.00 root table:t handle:9223372036854775807"))
|
|
tk.MustQuery("desc select * from t where pk = 18446744073709551616").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("desc select * from t where pk = 9223372036854775808").Check(testkit.Rows("Point_Get_1 1.00 root table:t handle:9223372036854775808"))
|
|
}
|
|
|
|
func (s *testPointGetSuite) TestIssue10677(c *C) {
|
|
tk := testkit.NewTestKit(c, s.store)
|
|
tk.MustExec("use test")
|
|
tk.MustExec("drop table if exists t")
|
|
tk.MustExec("create table t(pk int1 primary key)")
|
|
tk.MustExec("insert into t values(1)")
|
|
tk.MustQuery("desc select * from t where pk = 1.1").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("select * from t where pk = 1.1").Check(testkit.Rows())
|
|
tk.MustQuery("desc select * from t where pk = '1.1'").Check(testkit.Rows("TableDual_2 0.00 root rows:0"))
|
|
tk.MustQuery("select * from t where pk = '1.1'").Check(testkit.Rows())
|
|
tk.MustQuery("desc select * from t where pk = 1").Check(testkit.Rows("Point_Get_1 1.00 root table:t handle:1"))
|
|
tk.MustQuery("select * from t where pk = 1").Check(testkit.Rows("1"))
|
|
tk.MustQuery("desc select * from t where pk = '1'").Check(testkit.Rows("Point_Get_1 1.00 root table:t handle:1"))
|
|
tk.MustQuery("select * from t where pk = '1'").Check(testkit.Rows("1"))
|
|
tk.MustQuery("desc select * from t where pk = '1.0'").Check(testkit.Rows("Point_Get_1 1.00 root table:t handle:1"))
|
|
tk.MustQuery("select * from t where pk = '1.0'").Check(testkit.Rows("1"))
|
|
}
|
|
|
|
func (s *testPointGetSuite) TestForUpdateRetry(c *C) {
|
|
tk := testkit.NewTestKitWithInit(c, s.store)
|
|
tk.Exec("drop table if exists t")
|
|
tk.MustExec("create table t(pk int primary key, c int)")
|
|
tk.MustExec("insert into t values (1, 1), (2, 2)")
|
|
tk.MustExec("set @@tidb_disable_txn_auto_retry = 0")
|
|
tk.MustExec("begin")
|
|
tk.MustQuery("select * from t where pk = 1 for update")
|
|
tk2 := testkit.NewTestKitWithInit(c, s.store)
|
|
tk2.MustExec("update t set c = c + 1 where pk = 1")
|
|
tk.MustExec("update t set c = c + 1 where pk = 2")
|
|
_, err := tk.Exec("commit")
|
|
c.Assert(session.ErrForUpdateCantRetry.Equal(err), IsTrue)
|
|
}
|
|
|
|
func (s *testPointGetSuite) TestPointGetByRowID(c *C) {
|
|
tk := testkit.NewTestKit(c, s.store)
|
|
tk.MustExec("use test")
|
|
tk.MustExec("drop table if exists t")
|
|
tk.MustExec("create table t (a varchar(20), b int)")
|
|
tk.MustExec("insert into t values(\"aaa\", 12)")
|
|
tk.MustQuery("explain select * from t where t._tidb_rowid = 1").Check(testkit.Rows(
|
|
"Point_Get_1 1.00 root table:t handle:1"))
|
|
tk.MustQuery("select * from t where t._tidb_rowid = 1").Check(testkit.Rows("aaa 12"))
|
|
}
|
|
|
|
func (s *testPointGetSuite) TestSelectCheckVisibility(c *C) {
|
|
tk := testkit.NewTestKit(c, s.store)
|
|
tk.MustExec("use test")
|
|
tk.MustExec("drop table if exists t")
|
|
tk.MustExec("create table t (a varchar(10) key, b int,index idx(b))")
|
|
tk.MustExec("insert into t values('1',1)")
|
|
tk.MustExec("begin")
|
|
txn, err := tk.Se.Txn(false)
|
|
c.Assert(err, IsNil)
|
|
ts := txn.StartTS()
|
|
store := tk.Se.GetStore().(tikv.Storage)
|
|
// Update gc safe time for check data visibility.
|
|
store.UpdateSPCache(ts+1, time.Now())
|
|
checkSelectResultError := func(sql string, expectErr *terror.Error) {
|
|
re, err := tk.Exec(sql)
|
|
c.Assert(err, IsNil)
|
|
_, err = session.ResultSetToStringSlice(context.Background(), tk.Se, re)
|
|
c.Assert(err, NotNil)
|
|
c.Assert(expectErr.Equal(err), IsTrue)
|
|
}
|
|
// Test point get.
|
|
checkSelectResultError("select * from t where a='1'", tikv.ErrGCTooEarly)
|
|
// Test batch point get.
|
|
checkSelectResultError("select * from t where a in ('1','2')", tikv.ErrGCTooEarly)
|
|
// Test Index look up read.
|
|
checkSelectResultError("select * from t where b > 0 ", tikv.ErrGCTooEarly)
|
|
// Test Index read.
|
|
checkSelectResultError("select b from t where b > 0 ", tikv.ErrGCTooEarly)
|
|
// Test table read.
|
|
checkSelectResultError("select * from t", tikv.ErrGCTooEarly)
|
|
}
|
|
|
|
func (s *testPointGetSuite) TestNullValues(c *C) {
|
|
tk := testkit.NewTestKit(c, s.store)
|
|
tk.MustExec("use test")
|
|
tk.MustExec("drop table if exists t")
|
|
tk.MustExec("create table t ( id bigint(10) primary key, f varchar(191) default null, unique key `idx_f` (`f`))")
|
|
tk.MustExec(`insert into t values (1, "")`)
|
|
rs := tk.MustQuery(`select * from t where f in (null)`).Rows()
|
|
c.Assert(len(rs), Equals, 0)
|
|
}
|
|
|
|
func (s *testPointGetSuite) TestReturnValues(c *C) {
|
|
tk := testkit.NewTestKit(c, s.store)
|
|
tk.MustExec("use test")
|
|
tk.MustExec("drop table if exists t")
|
|
tk.MustExec("create table t (a varchar(64) primary key, b int)")
|
|
tk.MustExec("insert t values ('a', 1), ('b', 2), ('c', 3)")
|
|
tk.MustExec("begin pessimistic")
|
|
tk.MustQuery("select * from t where a = 'b' for update").Check(testkit.Rows("b 2"))
|
|
tid := tk.GetTableID("t")
|
|
idxVal, err := codec.EncodeKey(tk.Se.GetSessionVars().StmtCtx, nil, types.NewStringDatum("b"))
|
|
c.Assert(err, IsNil)
|
|
pk := tablecodec.EncodeIndexSeekKey(tid, 1, idxVal)
|
|
txnCtx := tk.Se.GetSessionVars().TxnCtx
|
|
val, ok := txnCtx.GetKeyInPessimisticLockCache(pk)
|
|
c.Assert(ok, IsTrue)
|
|
handle, err := tablecodec.DecodeHandle(val)
|
|
c.Assert(err, IsNil)
|
|
rowKey := tablecodec.EncodeRowKeyWithHandle(tid, handle)
|
|
_, ok = txnCtx.GetKeyInPessimisticLockCache(rowKey)
|
|
c.Assert(ok, IsTrue)
|
|
tk.MustExec("rollback")
|
|
}
|
|
|