tidb error 源码
tidb error 代码
文件路径：/sessionctx/variable/error.go
// 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,
// 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.
package variable
import (
mysql "github.com/pingcap/tidb/errno"
pmysql "github.com/pingcap/tidb/parser/mysql"
"github.com/pingcap/tidb/util/dbterror"
)
// Error instances.
var (
errWarnDeprecatedSyntax = dbterror.ClassVariable.NewStd(mysql.ErrWarnDeprecatedSyntax)
ErrSnapshotTooOld = dbterror.ClassVariable.NewStd(mysql.ErrSnapshotTooOld)
ErrUnsupportedValueForVar = dbterror.ClassVariable.NewStd(mysql.ErrUnsupportedValueForVar)
ErrUnknownSystemVar = dbterror.ClassVariable.NewStd(mysql.ErrUnknownSystemVariable)
ErrIncorrectScope = dbterror.ClassVariable.NewStd(mysql.ErrIncorrectGlobalLocalVar)
ErrUnknownTimeZone = dbterror.ClassVariable.NewStd(mysql.ErrUnknownTimeZone)
ErrReadOnly = dbterror.ClassVariable.NewStd(mysql.ErrVariableIsReadonly)
ErrWrongValueForVar = dbterror.ClassVariable.NewStd(mysql.ErrWrongValueForVar)
ErrWrongTypeForVar = dbterror.ClassVariable.NewStd(mysql.ErrWrongTypeForVar)
ErrTruncatedWrongValue = dbterror.ClassVariable.NewStd(mysql.ErrTruncatedWrongValue)
ErrMaxPreparedStmtCountReached = dbterror.ClassVariable.NewStd(mysql.ErrMaxPreparedStmtCountReached)
ErrUnsupportedIsolationLevel = dbterror.ClassVariable.NewStd(mysql.ErrUnsupportedIsolationLevel)
errUnknownSystemVariable = dbterror.ClassVariable.NewStd(mysql.ErrUnknownSystemVariable)
errGlobalVariable = dbterror.ClassVariable.NewStd(mysql.ErrGlobalVariable)
errLocalVariable = dbterror.ClassVariable.NewStd(mysql.ErrLocalVariable)
errValueNotSupportedWhen = dbterror.ClassVariable.NewStdErr(mysql.ErrNotSupportedYet, pmysql.Message("%s = OFF is not supported when %s = ON", nil))
ErrStmtNotFound = dbterror.ClassOptimizer.NewStd(mysql.ErrPreparedStmtNotFound)
// ErrFunctionsNoopImpl is an error to say the behavior is protected by the tidb_enable_noop_functions sysvar.
// This is copied from expression.ErrFunctionsNoopImpl to prevent circular dependencies.
// It needs to be public for tests.
ErrFunctionsNoopImpl = dbterror.ClassVariable.NewStdErr(mysql.ErrNotSupportedYet, pmysql.Message("function %s has only noop implementation in tidb now, use tidb_enable_noop_functions to enable these functions", nil))
ErrVariableNoLongerSupported = dbterror.ClassVariable.NewStd(mysql.ErrVariableNoLongerSupported)
)
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