Delete pkg/parser/mysql/errcode.go and pkg/parser/mysql/errname.go an…

…d use error codes and messages in pkg/errno.

br/pkg/utils/retry.go

@@ -11,7 +11,7 @@ import (
 	"github.com/google/uuid"
 	"github.com/pingcap/errors"
 	"github.com/pingcap/log"
-	tmysql "github.com/pingcap/tidb/pkg/errno"
+	"github.com/pingcap/tidb/pkg/errno"
 	"github.com/pingcap/tidb/pkg/parser/terror"
 	"github.com/pingcap/tidb/pkg/util/logutil"
 	"github.com/tikv/client-go/v2/tikv"
@@ -104,7 +104,7 @@ func WithRetryReturnLastErr(
 func FallBack2CreateTable(err error) bool {
 	switch nerr := errors.Cause(err).(type) {
 	case *terror.Error:
-		return nerr.Code() == tmysql.ErrInvalidDDLJob
+		return nerr.Code() == errno.ErrInvalidDDLJob
 	}
 	return false
 }

pkg/ddl/column_modify_test.go

@@ -354,7 +354,7 @@ func TestChangeColumn(t *testing.T) {
 	err = tk.ExecToErr("alter table t4 change c1 a1 int not null;")
 	require.EqualError(t, err, "[ddl:1265]Data truncated for column 'a1' at row 1")
 	sql = "alter table t4 change c2 a bigint not null;"
-	tk.MustGetErrCode(sql, mysql.WarnDataTruncated)
+	tk.MustGetErrCode(sql, errno.WarnDataTruncated)
 	sql = "alter table t3 modify en enum('a', 'z', 'b', 'c') not null default 'a'"
 	tk.MustExec(sql)
 	// Rename to an existing column.
@@ -365,12 +365,12 @@ func TestChangeColumn(t *testing.T) {
 	tk.MustExec("drop table if exists t5")
 	tk.MustExec("create table t5 (k char(10) primary key, v int)")
 	sql = "alter table t5 change column k k tinytext;"
-	tk.MustGetErrCode(sql, mysql.ErrBlobKeyWithoutLength)
+	tk.MustGetErrCode(sql, errno.ErrBlobKeyWithoutLength)
 	tk.MustExec("drop table t5")
 	tk.MustExec("drop table if exists t5")
 	tk.MustExec("create table t5 (k char(10), v int, INDEX(k))")
 	sql = "alter table t5 change column k k tinytext;"
-	tk.MustGetErrCode(sql, mysql.ErrBlobKeyWithoutLength)
+	tk.MustGetErrCode(sql, errno.ErrBlobKeyWithoutLength)
 	tk.MustExec("drop table t5")
 	tk.MustExec("drop table t3")
 }

pkg/ddl/column_type_change_test.go

@@ -23,6 +23,7 @@ import (
 
 	"github.com/pingcap/failpoint"
 	"github.com/pingcap/tidb/pkg/ddl"
+	"github.com/pingcap/tidb/pkg/errno"
 	"github.com/pingcap/tidb/pkg/kv"
 	"github.com/pingcap/tidb/pkg/meta/model"
 	"github.com/pingcap/tidb/pkg/parser/mysql"
@@ -175,10 +176,10 @@ var mockTerrorMap = make(map[string]*terror.Error)
 
 func init() {
 	// Since terror new action will cause data race with other test suite (getTerrorCode) in parallel, we init it all here.
-	mockTerrorMap[model.StateNone.String()] = dbterror.ClassDDL.NewStdErr(1, mysql.Message("MockRollingBackInCallBack-"+model.StateNone.String(), nil))
-	mockTerrorMap[model.StateDeleteOnly.String()] = dbterror.ClassDDL.NewStdErr(1, mysql.Message("MockRollingBackInCallBack-"+model.StateDeleteOnly.String(), nil))
-	mockTerrorMap[model.StateWriteOnly.String()] = dbterror.ClassDDL.NewStdErr(1, mysql.Message("MockRollingBackInCallBack-"+model.StateWriteOnly.String(), nil))
-	mockTerrorMap[model.StateWriteReorganization.String()] = dbterror.ClassDDL.NewStdErr(1, mysql.Message("MockRollingBackInCallBack-"+model.StateWriteReorganization.String(), nil))
+	mockTerrorMap[model.StateNone.String()] = dbterror.ClassDDL.NewStdErr(1, errno.Message("MockRollingBackInCallBack-"+model.StateNone.String(), nil))
+	mockTerrorMap[model.StateDeleteOnly.String()] = dbterror.ClassDDL.NewStdErr(1, errno.Message("MockRollingBackInCallBack-"+model.StateDeleteOnly.String(), nil))
+	mockTerrorMap[model.StateWriteOnly.String()] = dbterror.ClassDDL.NewStdErr(1, errno.Message("MockRollingBackInCallBack-"+model.StateWriteOnly.String(), nil))
+	mockTerrorMap[model.StateWriteReorganization.String()] = dbterror.ClassDDL.NewStdErr(1, errno.Message("MockRollingBackInCallBack-"+model.StateWriteReorganization.String(), nil))
 }
 
 // Test issue #20529.

pkg/ddl/ddl_test.go

@@ -23,6 +23,7 @@ import (
 
 	"github.com/pingcap/tidb/pkg/ddl/testargsv1"
 	"github.com/pingcap/tidb/pkg/domain/infosync"
+	"github.com/pingcap/tidb/pkg/errno"
 	"github.com/pingcap/tidb/pkg/infoschema"
 	"github.com/pingcap/tidb/pkg/kv"
 	"github.com/pingcap/tidb/pkg/meta"
@@ -31,7 +32,6 @@ import (
 	"github.com/pingcap/tidb/pkg/parser"
 	"github.com/pingcap/tidb/pkg/parser/ast"
 	"github.com/pingcap/tidb/pkg/parser/charset"
-	"github.com/pingcap/tidb/pkg/parser/mysql"
 	"github.com/pingcap/tidb/pkg/parser/terror"
 	"github.com/pingcap/tidb/pkg/store/mockstore"
 	"github.com/pingcap/tidb/pkg/tablecodec"
@@ -209,7 +209,7 @@ func TestError(t *testing.T) {
 	}
 	for _, err := range kvErrs {
 		code := terror.ToSQLError(err).Code
-		require.NotEqual(t, mysql.ErrUnknown, code)
+		require.NotEqual(t, errno.ErrUnknown, code)
 		require.Equal(t, uint16(err.Code()), code)
 	}
 }

pkg/ddl/placement_policy_test.go

@@ -28,7 +28,7 @@ import (
 	"github.com/pingcap/tidb/pkg/ddl/util"
 	"github.com/pingcap/tidb/pkg/domain"
 	"github.com/pingcap/tidb/pkg/domain/infosync"
-	mysql "github.com/pingcap/tidb/pkg/errno"
+	"github.com/pingcap/tidb/pkg/errno"
 	"github.com/pingcap/tidb/pkg/infoschema"
 	"github.com/pingcap/tidb/pkg/kv"
 	"github.com/pingcap/tidb/pkg/meta"
@@ -230,15 +230,15 @@ func testPlacementPolicy(t *testing.T) {
 
 	tk.MustGetErrCode("create placement policy x "+
 		"PRIMARY_REGION=\"cn-east-1\" "+
-		"REGIONS=\"cn-east-1,cn-east-2\" ", mysql.ErrPlacementPolicyExists)
+		"REGIONS=\"cn-east-1,cn-east-2\" ", errno.ErrPlacementPolicyExists)
 
 	tk.MustGetErrCode("create placement policy X "+
 		"PRIMARY_REGION=\"cn-east-1\" "+
-		"REGIONS=\"cn-east-1,cn-east-2\" ", mysql.ErrPlacementPolicyExists)
+		"REGIONS=\"cn-east-1,cn-east-2\" ", errno.ErrPlacementPolicyExists)
 
 	tk.MustGetErrCode("create placement policy `X` "+
 		"PRIMARY_REGION=\"cn-east-1\" "+
-		"REGIONS=\"cn-east-1,cn-east-2\" ", mysql.ErrPlacementPolicyExists)
+		"REGIONS=\"cn-east-1,cn-east-2\" ", errno.ErrPlacementPolicyExists)
 
 	tk.MustExec("create placement policy if not exists X " +
 		"PRIMARY_REGION=\"cn-east-1\" " +
@@ -250,7 +250,7 @@ func testPlacementPolicy(t *testing.T) {
 	require.Equal(t, len(bundles), 0)
 
 	tk.MustExec("drop placement policy x")
-	tk.MustGetErrCode("drop placement policy x", mysql.ErrPlacementPolicyNotExists)
+	tk.MustGetErrCode("drop placement policy x", errno.ErrPlacementPolicyNotExists)
 	tk.MustExec("drop placement policy if exists x")
 	//nolint:revive,all_revive
 	tk.MustQuery("show warnings").Check(testkit.Rows("Note 8239 Unknown placement policy 'x'"))
@@ -464,8 +464,8 @@ func TestResetSchemaPlacement(t *testing.T) {
 	tk := testkit.NewTestKit(t, store)
 	tk.MustExec("drop database if exists TestResetPlacementDB;")
 	tk.MustExec("create placement policy `TestReset` followers=4;")
-	tk.MustGetErrCode("create placement policy `default` followers=4;", mysql.ErrReservedSyntax)
-	tk.MustGetErrCode("create placement policy default followers=4;", mysql.ErrParse)
+	tk.MustGetErrCode("create placement policy `default` followers=4;", errno.ErrReservedSyntax)
+	tk.MustGetErrCode("create placement policy default followers=4;", errno.ErrParse)
 
 	tk.MustExec("create database TestResetPlacementDB placement policy `TestReset`;")
 	tk.MustExec("use TestResetPlacementDB")
@@ -607,8 +607,8 @@ func TestAlterPlacementPolicy(t *testing.T) {
 	// test alter not exist policies
 	tk.MustExec("drop table tp")
 	tk.MustExec("drop placement policy x")
-	tk.MustGetErrCode("alter placement policy x REGIONS=\"bj,sh\"", mysql.ErrPlacementPolicyNotExists)
-	tk.MustGetErrCode("alter placement policy x2 REGIONS=\"bj,sh\"", mysql.ErrPlacementPolicyNotExists)
+	tk.MustGetErrCode("alter placement policy x REGIONS=\"bj,sh\"", errno.ErrPlacementPolicyNotExists)
+	tk.MustGetErrCode("alter placement policy x2 REGIONS=\"bj,sh\"", errno.ErrPlacementPolicyNotExists)
 	tk.MustQuery("select * from INFORMATION_SCHEMA.PLACEMENT_POLICIES WHERE POLICY_NAME='x'").Check(testkit.Rows())
 }
 
@@ -636,7 +636,7 @@ func TestCreateTableWithPlacementPolicy(t *testing.T) {
 
 	// Only placement policy should check the policy existence.
 	tk.MustGetErrCode("create table t(a int)"+
-		"PLACEMENT POLICY=\"x\"", mysql.ErrPlacementPolicyNotExists)
+		"PLACEMENT POLICY=\"x\"", errno.ErrPlacementPolicyNotExists)
 	tk.MustExec("create placement policy x " +
 		"FOLLOWERS=2 " +
 		"CONSTRAINTS=\"[+disk=ssd]\" ")
@@ -1098,7 +1098,7 @@ func TestAlterTablePartitionWithPlacementPolicy(t *testing.T) {
 
 	// Only placement policy should check the policy existence.
 	tk.MustGetErrCode("alter table t1 partition p0 "+
-		"PLACEMENT POLICY=\"x\"", mysql.ErrPlacementPolicyNotExists)
+		"PLACEMENT POLICY=\"x\"", errno.ErrPlacementPolicyNotExists)
 	tk.MustExec("create placement policy x " +
 		"FOLLOWERS=2 ")
 	tk.MustExec("alter table t1 partition p0 " +
@@ -2208,25 +2208,25 @@ func TestExchangePartitionWithPlacement(t *testing.T) {
 	checkExistTableBundlesInPD(t, dom, "test", "tp")
 
 	// exchange par2, t1
-	tk.MustGetErrCode("alter table tp exchange partition p2 with table t1", mysql.ErrTablesDifferentMetadata)
+	tk.MustGetErrCode("alter table tp exchange partition p2 with table t1", errno.ErrTablesDifferentMetadata)
 
 	// exchange par3, t1
-	tk.MustGetErrCode("alter table tp exchange partition p3 with table t1", mysql.ErrTablesDifferentMetadata)
+	tk.MustGetErrCode("alter table tp exchange partition p3 with table t1", errno.ErrTablesDifferentMetadata)
 
 	// exchange par1, t2
-	tk.MustGetErrCode("alter table tp exchange partition p1 with table t2", mysql.ErrTablesDifferentMetadata)
+	tk.MustGetErrCode("alter table tp exchange partition p1 with table t2", errno.ErrTablesDifferentMetadata)
 
 	// exchange par2, t2
-	tk.MustGetErrCode("alter table tp exchange partition p2 with table t2", mysql.ErrTablesDifferentMetadata)
+	tk.MustGetErrCode("alter table tp exchange partition p2 with table t2", errno.ErrTablesDifferentMetadata)
 
 	// exchange par3, t2
-	tk.MustGetErrCode("alter table tp exchange partition p3 with table t2", mysql.ErrTablesDifferentMetadata)
+	tk.MustGetErrCode("alter table tp exchange partition p3 with table t2", errno.ErrTablesDifferentMetadata)
 
 	// exchange par1, t3
-	tk.MustGetErrCode("alter table tp exchange partition p1 with table t3", mysql.ErrTablesDifferentMetadata)
+	tk.MustGetErrCode("alter table tp exchange partition p1 with table t3", errno.ErrTablesDifferentMetadata)
 
 	// exchange par2, t3
-	tk.MustGetErrCode("alter table tp exchange partition p2 with table t3", mysql.ErrTablesDifferentMetadata)
+	tk.MustGetErrCode("alter table tp exchange partition p2 with table t3", errno.ErrTablesDifferentMetadata)
 
 	// exchange par3, t3
 	tk.MustExec("alter table tp exchange partition p3 with table t3")
@@ -2312,7 +2312,7 @@ func TestPDFail(t *testing.T) {
 	checkAllBundlesNotChange(t, existBundles)
 
 	// exchange partition
-	tk.MustGetErrCode("alter table tp exchange partition p1 with table t1", mysql.ErrTablesDifferentMetadata)
+	tk.MustGetErrCode("alter table tp exchange partition p1 with table t1", errno.ErrTablesDifferentMetadata)
 	tk.MustQuery("show create table t1").Check(testkit.Rows("t1 CREATE TABLE `t1` (\n" +
 		"  `id` int(11) DEFAULT NULL\n" +
 		") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin"))

pkg/ddl/placement_sql_test.go

@@ -23,7 +23,7 @@ import (
 	"github.com/pingcap/tidb/pkg/ddl"
 	"github.com/pingcap/tidb/pkg/domain"
 	"github.com/pingcap/tidb/pkg/domain/infosync"
-	mysql "github.com/pingcap/tidb/pkg/errno"
+	"github.com/pingcap/tidb/pkg/errno"
 	"github.com/pingcap/tidb/pkg/meta/model"
 	"github.com/pingcap/tidb/pkg/parser/ast"
 	"github.com/pingcap/tidb/pkg/sessionctx"
@@ -210,7 +210,7 @@ func TestAlterDBPlacement(t *testing.T) {
 
 	// Policy Test
 	// Test for Non-Exist policy
-	tk.MustGetErrCode("ALTER DATABASE TestAlterDB PLACEMENT POLICY=`alter_z`;", mysql.ErrPlacementPolicyNotExists)
+	tk.MustGetErrCode("ALTER DATABASE TestAlterDB PLACEMENT POLICY=`alter_z`;", errno.ErrPlacementPolicyNotExists)
 	tk.MustQuery("SELECT CATALOG_NAME, SCHEMA_NAME, DEFAULT_CHARACTER_SET_NAME, DEFAULT_COLLATION_NAME, TIDB_PLACEMENT_POLICY_NAME FROM information_schema.schemata WHERE SCHEMA_NAME='TestAlterDB'").Check(testkit.Rows(`def TestAlterDB utf8mb4 utf8mb4_bin <nil>`))
 
 	tk.MustExec("ALTER DATABASE TestAlterDB PLACEMENT POLICY=`alter_x`;")

pkg/ddl/sequence_test.go

@@ -18,7 +18,7 @@ import (
 	"testing"
 	"time"
 
-	mysql "github.com/pingcap/tidb/pkg/errno"
+	"github.com/pingcap/tidb/pkg/errno"
 	"github.com/pingcap/tidb/pkg/meta/model"
 	"github.com/pingcap/tidb/pkg/parser/auth"
 	"github.com/pingcap/tidb/pkg/session"
@@ -34,30 +34,30 @@ func TestCreateSequence(t *testing.T) {
 	tk := testkit.NewTestKit(t, store)
 	tk.MustExec("use test")
 	tk.MustExec("drop sequence if exists seq")
-	tk.MustGetErrCode("create sequence `seq  `", mysql.ErrWrongTableName)
+	tk.MustGetErrCode("create sequence `seq  `", errno.ErrWrongTableName)
 
 	// increment should not be set as 0.
-	tk.MustGetErrCode("create sequence seq increment 0", mysql.ErrSequenceInvalidData)
+	tk.MustGetErrCode("create sequence seq increment 0", errno.ErrSequenceInvalidData)
 
 	// maxvalue should be larger than minvalue.
-	tk.MustGetErrCode("create sequence seq maxvalue 1 minvalue 2", mysql.ErrSequenceInvalidData)
+	tk.MustGetErrCode("create sequence seq maxvalue 1 minvalue 2", errno.ErrSequenceInvalidData)
 
 	// maxvalue should be larger than minvalue.
-	tk.MustGetErrCode("create sequence seq maxvalue 1 minvalue 1", mysql.ErrSequenceInvalidData)
+	tk.MustGetErrCode("create sequence seq maxvalue 1 minvalue 1", errno.ErrSequenceInvalidData)
 
 	// maxvalue shouldn't be equal to MaxInt64.
-	tk.MustGetErrCode("create sequence seq maxvalue 9223372036854775807 minvalue 1", mysql.ErrSequenceInvalidData)
+	tk.MustGetErrCode("create sequence seq maxvalue 9223372036854775807 minvalue 1", errno.ErrSequenceInvalidData)
 
 	// TODO : minvalue shouldn't be equal to MinInt64.
 
 	// maxvalue should be larger than start.
-	tk.MustGetErrCode("create sequence seq maxvalue 1 start with 2", mysql.ErrSequenceInvalidData)
+	tk.MustGetErrCode("create sequence seq maxvalue 1 start with 2", errno.ErrSequenceInvalidData)
 
 	// cacheVal should be less than (math.MaxInt64-maxIncrement)/maxIncrement.
-	tk.MustGetErrCode("create sequence seq increment 100000 cache 922337203685477", mysql.ErrSequenceInvalidData)
+	tk.MustGetErrCode("create sequence seq increment 100000 cache 922337203685477", errno.ErrSequenceInvalidData)
 
 	// test unsupported table option in sequence.
-	tk.MustGetErrCode("create sequence seq CHARSET=utf8", mysql.ErrSequenceUnsupportedTableOption)
+	tk.MustGetErrCode("create sequence seq CHARSET=utf8", errno.ErrSequenceUnsupportedTableOption)
 
 	tk.MustExec("create sequence seq comment=\"test\"")
 

pkg/ddl/tests/metadatalock/mdl_test.go

@@ -24,7 +24,7 @@ import (
 	"github.com/pingcap/failpoint"
 	"github.com/pingcap/tidb/pkg/ddl"
 	ingesttestutil "github.com/pingcap/tidb/pkg/ddl/ingest/testutil"
-	mysql "github.com/pingcap/tidb/pkg/errno"
+	"github.com/pingcap/tidb/pkg/errno"
 	"github.com/pingcap/tidb/pkg/meta/model"
 	"github.com/pingcap/tidb/pkg/server"
 	"github.com/pingcap/tidb/pkg/testkit"
@@ -330,15 +330,15 @@ func TestMDLRRUpdateSchema(t *testing.T) {
 	tk.MustExec("begin")
 	tkDDL.MustExec("alter table test.t add index idx(a);")
 	tk.MustQuery("select * from t").Check(testkit.Rows("1 <nil>"))
-	tk.MustGetErrCode("select * from t use index(idx)", mysql.ErrKeyDoesNotExist)
+	tk.MustGetErrCode("select * from t use index(idx)", errno.ErrKeyDoesNotExist)
 	tk.MustExec("commit")
 	tk.MustQuery("select * from t use index(idx)").Check(testkit.Rows("1 <nil>"))
 
 	// Modify column(reorg).
 	tk.MustExec("begin")
 	tkDDL.MustExec("alter table test.t modify column a char(10);")
-	tk.MustGetErrCode("select * from t", mysql.ErrInfoSchemaChanged)
-	tk.MustGetErrCode("select * from t", mysql.ErrInfoSchemaChanged)
+	tk.MustGetErrCode("select * from t", errno.ErrInfoSchemaChanged)
+	tk.MustGetErrCode("select * from t", errno.ErrInfoSchemaChanged)
 	tk.MustExec("commit")
 	tk.MustQuery("select * from t").Check(testkit.Rows("1 <nil>"))
 
@@ -1113,7 +1113,7 @@ func TestMDLDisable2Enable(t *testing.T) {
 
 	wg.Wait()
 
-	tk.MustGetErrCode("commit", mysql.ErrInfoSchemaChanged)
+	tk.MustGetErrCode("commit", errno.ErrInfoSchemaChanged)
 	tk3.MustExec("commit")
 	tk.MustExec("admin check table t")
 }
@@ -1153,7 +1153,7 @@ func TestMDLEnable2Disable(t *testing.T) {
 
 	wg.Wait()
 
-	tk.MustGetErrCode("commit", mysql.ErrInfoSchemaChanged)
+	tk.MustGetErrCode("commit", errno.ErrInfoSchemaChanged)
 	tk3.MustExec("commit")
 	tk.MustExec("admin check table t")
 }
@@ -1322,11 +1322,11 @@ func TestMDLTableCreate(t *testing.T) {
 
 	tk.MustExec("begin")
 	tk.MustQuery("select * from t;")
-	tk.MustGetErrCode("select * from t1;", mysql.ErrNoSuchTable)
+	tk.MustGetErrCode("select * from t1;", errno.ErrNoSuchTable)
 
 	tkDDL.MustExec("create table test.t1(a int);")
 
-	tk.MustGetErrCode("select * from t1;", mysql.ErrNoSuchTable)
+	tk.MustGetErrCode("select * from t1;", errno.ErrNoSuchTable)
 
 	tk.MustExec("commit")
 }
@@ -1346,7 +1346,7 @@ func TestMDLTableDrop(t *testing.T) {
 
 	tkDDL.MustExec("drop table test.t;")
 
-	tk.MustGetErrCode("select * from t;", mysql.ErrNoSuchTable)
+	tk.MustGetErrCode("select * from t;", errno.ErrNoSuchTable)
 
 	tk.MustExec("commit")
 }
@@ -1365,8 +1365,8 @@ func TestMDLDatabaseCreate(t *testing.T) {
 	tkDDL.MustExec("create database test2;")
 	tkDDL.MustExec("create table test2.t(a int);")
 
-	tk.MustGetErrCode("use test2", mysql.ErrBadDB)
-	tk.MustGetErrCode("select * from test2.t;", mysql.ErrNoSuchTable)
+	tk.MustGetErrCode("use test2", errno.ErrBadDB)
+	tk.MustGetErrCode("select * from test2.t;", errno.ErrNoSuchTable)
 
 	tk.MustExec("commit")
 }
@@ -1387,7 +1387,7 @@ func TestMDLDatabaseDrop(t *testing.T) {
 	tkDDL.MustExec("drop database test;")
 
 	tk.MustExec("use test;")
-	tk.MustGetErrCode("select * from t;", mysql.ErrNoSuchTable)
+	tk.MustGetErrCode("select * from t;", errno.ErrNoSuchTable)
 
 	tk.MustExec("commit")
 }
@@ -1407,17 +1407,17 @@ func TestMDLRenameTable(t *testing.T) {
 
 	tkDDL.MustExec("rename table test.t to test.t1;")
 
-	tk.MustGetErrCode("select * from t;", mysql.ErrNoSuchTable)
-	tk.MustGetErrCode("select * from t1;", mysql.ErrNoSuchTable)
+	tk.MustGetErrCode("select * from t;", errno.ErrNoSuchTable)
+	tk.MustGetErrCode("select * from t1;", errno.ErrNoSuchTable)
 
 	tk.MustExec("commit")
 	tk.MustExec("create database test2")
 	tk.MustExec("begin")
 
 	tkDDL.MustExec("rename table test.t1 to test2.t1;")
 
-	tk.MustGetErrCode("select * from t1;", mysql.ErrNoSuchTable)
-	tk.MustGetErrCode("select * from test2.t1;", mysql.ErrNoSuchTable)
+	tk.MustGetErrCode("select * from t1;", errno.ErrNoSuchTable)
+	tk.MustGetErrCode("select * from test2.t1;", errno.ErrNoSuchTable)
 	tk.MustExec("commit")
 }
 

pkg/ddl/tests/partition/db_partition_test.go

@@ -204,7 +204,7 @@ func TestCreateTableWithPartition(t *testing.T) {
 		partition p1 values less than (19xx91),
 		partition p2 values less than maxvalue
 	);`
-	tk.MustGetErrCode(sql18, mysql.ErrBadField)
+	tk.MustGetErrCode(sql18, errno.ErrBadField)
 
 	sql9 := `create TABLE t9 (
 	col1 int