the ability to automatically run unit tests after creating a pull request. (#764)

* feat: add unit test workflow

* feat:the ability to automatically run unit tests after creating a pull request.

* feat:the ability to automatically run unit tests after creating a pull request.

* feat:the ability to automatically run unit tests after creating a pull request.

* feat:the ability to automatically run unit tests after creating a pull request.

* feat:the ability to automatically run unit tests after creating a pull request.

* feat:the ability to automatically run unit tests after creating a pull request.

* Optimize/at build lock key performance  (#837)

* Refer to buildlockkey2 optimization #829

* Time complexity O(NM)-> O(NK) about buildlockkey and buildlockkey2  Increased readability  #829

* update import sort #829

* update Encapsulation into util packages #829

* Support Update join (#761)

* duplicate image row for update join

* update join condition placeholder param error

* update join bugfix

* Open test annotations

* recover update executor

* recover update test

* recover update test

* modified version param

---------

Co-authored-by: JayLiu <38887641+luky116@users.noreply.github.com>
Co-authored-by: FengZhang <zfcode@qq.com>

---------

Co-authored-by: jimin <slievrly@163.com>
Co-authored-by: JayLiu <38887641+luky116@users.noreply.github.com>
Co-authored-by: FengZhang <zfcode@qq.com>
Co-authored-by: Wiggins <125641755+MinatoWu@users.noreply.github.com>
Co-authored-by: lxfeng1997 <33981743+lxfeng1997@users.noreply.github.com>

.github/workflows/build.yml

@@ -17,7 +17,7 @@
 
 # This is a workflow to help you test the unit case and show codecov
 
-name: "build and codecov"
+name: "build"
 
 on:
   push:
@@ -60,9 +60,3 @@ jobs:
 
       - name: "run go build"
         run: go build -v ./...
-
-      - name: "run go test and out codecov"
-        run: go test -v ./... -race -coverprofile=coverage.out -covermode=atomic
-
-      - name: "upload coverage"
-        uses: codecov/codecov-action@v3

.github/workflows/unit-test.yml

@@ -0,0 +1,78 @@
+#
+# 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.
+#
+
+name: "Unit Test"
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ "*" ]
+    types: [opened, synchronize, reopened]
+
+permissions:
+  contents: read
+
+jobs:
+  unit-test:
+    name: Unit Test
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    strategy:
+      matrix:
+        golang:
+          - 1.18
+
+    steps:
+    - name: "Set up Go"
+      uses: actions/setup-go@v3
+      with:
+        go-version: ${{ matrix.golang }}
+
+    - name: "Checkout code"
+      uses: actions/checkout@v3
+      with:
+        submodules: true
+
+    - name: "Cache dependencies"
+      uses: actions/cache@v3
+      with:
+        path: ~/go/pkg/mod
+        key: "${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}"
+        restore-keys: |
+          "${{ runner.os }}-go-"
+
+    - name: Shutdown default mysql
+      run: sudo service mysql stop
+
+
+    - name: "Run Unit Tests"
+      run: |
+        echo "=== Starting Unit Tests ==="
+        go test -v ./... -race -coverprofile=coverage.txt -covermode=atomic -timeout 10m
+        if [ $? -ne 0 ]; then
+          echo "❌ Unit tests failed"
+          exit 1
+        fi
+        echo "✅ Unit tests completed successfully"
+
+    - name: "Archive test results"
+      uses: actions/upload-artifact@v3
+      with:
+        name: test-results
+        path: coverage.txt
+        retention-days: 7

pkg/datasource/sql/exec/at/base_executor.go

@@ -18,20 +18,21 @@
 package at
 
 import (
-	"bytes"
 	"context"
 	"database/sql"
 	"database/sql/driver"
 	"fmt"
-	"seata.apache.org/seata-go/pkg/datasource/sql/undo"
 	"strings"
 
 	"github.com/arana-db/parser/ast"
+	"github.com/arana-db/parser/model"
 	"github.com/arana-db/parser/test_driver"
 	gxsort "github.com/dubbogo/gost/sort"
+	"github.com/pkg/errors"
 
 	"seata.apache.org/seata-go/pkg/datasource/sql/exec"
 	"seata.apache.org/seata-go/pkg/datasource/sql/types"
+	"seata.apache.org/seata-go/pkg/datasource/sql/undo"
 	"seata.apache.org/seata-go/pkg/datasource/sql/util"
 	"seata.apache.org/seata-go/pkg/util/reflectx"
 )
@@ -98,7 +99,13 @@ func (b *baseExecutor) buildSelectArgs(stmt *ast.SelectStmt, args []driver.Named
 		selectArgs       = make([]driver.NamedValue, 0)
 	)
 
+	b.traversalArgs(stmt.From.TableRefs, &selectArgsIndexs)
 	b.traversalArgs(stmt.Where, &selectArgsIndexs)
+	if stmt.GroupBy != nil {
+		for _, item := range stmt.GroupBy.Items {
+			b.traversalArgs(item, &selectArgsIndexs)
+		}
+	}
 	if stmt.OrderBy != nil {
 		for _, item := range stmt.OrderBy.Items {
 			b.traversalArgs(item, &selectArgsIndexs)
@@ -143,6 +150,16 @@ func (b *baseExecutor) traversalArgs(node ast.Node, argsIndex *[]int32) {
 			b.traversalArgs(exprs[i], argsIndex)
 		}
 		break
+	case *ast.Join:
+		exprs := node.(*ast.Join)
+		b.traversalArgs(exprs.Left, argsIndex)
+		if exprs.Right != nil {
+			b.traversalArgs(exprs.Right, argsIndex)
+		}
+		if exprs.On != nil {
+			b.traversalArgs(exprs.On.Expr, argsIndex)
+		}
+		break
 	case *test_driver.ParamMarkerExpr:
 		*argsIndex = append(*argsIndex, int32(node.(*test_driver.ParamMarkerExpr).Order))
 		break
@@ -230,6 +247,64 @@ func (b *baseExecutor) containsPKByName(meta *types.TableMeta, columns []string)
 	return matchCounter == len(pkColumnNameList)
 }
 
+func (u *baseExecutor) buildSelectFields(ctx context.Context, tableMeta *types.TableMeta, tableAliases string, inUseFields []*ast.Assignment) ([]*ast.SelectField, error) {
+	fields := make([]*ast.SelectField, 0, len(inUseFields))
+
+	tableName := tableAliases
+	if tableAliases == "" {
+		tableName = tableMeta.TableName
+	}
+	if undo.UndoConfig.OnlyCareUpdateColumns {
+		for _, column := range inUseFields {
+			tn := column.Column.Table.O
+			if tn != "" && tn != tableName {
+				continue
+			}
+
+			fields = append(fields, &ast.SelectField{
+				Expr: &ast.ColumnNameExpr{
+					Name: column.Column,
+				},
+			})
+		}
+
+		if len(fields) == 0 {
+			return fields, nil
+		}
+
+		// select indexes columns
+		for _, columnName := range tableMeta.GetPrimaryKeyOnlyName() {
+			fields = append(fields, &ast.SelectField{
+				Expr: &ast.ColumnNameExpr{
+					Name: &ast.ColumnName{
+						Table: model.CIStr{
+							O: tableName,
+							L: tableName,
+						},
+						Name: model.CIStr{
+							O: columnName,
+							L: columnName,
+						},
+					},
+				},
+			})
+		}
+	} else {
+		fields = append(fields, &ast.SelectField{
+			Expr: &ast.ColumnNameExpr{
+				Name: &ast.ColumnName{
+					Name: model.CIStr{
+						O: "*",
+						L: "*",
+					},
+				},
+			},
+		})
+	}
+
+	return fields, nil
+}
+
 func getSqlNullValue(value interface{}) interface{} {
 	if value == nil {
 		return nil
@@ -359,37 +434,25 @@ func (b *baseExecutor) buildPKParams(rows []types.RowImage, pkNameList []string)
 
 // the string as local key. the local key example(multi pk): "t_user:1_a,2_b"
 func (b *baseExecutor) buildLockKey(records *types.RecordImage, meta types.TableMeta) string {
-	var (
-		lockKeys      bytes.Buffer
-		filedSequence int
-	)
-	lockKeys.WriteString(meta.TableName)
-	lockKeys.WriteString(":")
+	return util.BuildLockKey(records, meta)
+}
 
-	keys := meta.GetPrimaryKeyOnlyName()
+func (b *baseExecutor) rowsPrepare(ctx context.Context, conn driver.Conn, selectSQL string, selectArgs []driver.NamedValue) (driver.Rows, error) {
+	var queryer driver.Queryer
 
-	for _, row := range records.Rows {
-		if filedSequence > 0 {
-			lockKeys.WriteString(",")
-		}
-		pkSplitIndex := 0
-		for _, column := range row.Columns {
-			var hasKeyColumn bool
-			for _, key := range keys {
-				if column.ColumnName == key {
-					hasKeyColumn = true
-					if pkSplitIndex > 0 {
-						lockKeys.WriteString("_")
-					}
-					lockKeys.WriteString(fmt.Sprintf("%v", column.Value))
-					pkSplitIndex++
-				}
-			}
-			if hasKeyColumn {
-				filedSequence++
-			}
-		}
+	queryerContext, ok := conn.(driver.QueryerContext)
+	if !ok {
+		queryer, ok = conn.(driver.Queryer)
 	}
+	if ok {
+		var err error
+		rows, err = util.CtxDriverQuery(ctx, queryerContext, queryer, selectSQL, selectArgs)
 
-	return lockKeys.String()
+		if err != nil {
+			return nil, err
+		}
+	} else {
+		return nil, errors.New("target conn should been driver.QueryerContext or driver.Queryer")
+	}
+	return rows, nil
 }

pkg/datasource/sql/exec/at/base_executor_test.go

@@ -0,0 +1,212 @@
+/*
+ * 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.
+ */
+
+package at
+
+import (
+	"github.com/stretchr/testify/assert"
+	"seata.apache.org/seata-go/pkg/datasource/sql/types"
+	"testing"
+)
+
+func TestBaseExecBuildLockKey(t *testing.T) {
+	var exec baseExecutor
+
+	columnID := types.ColumnMeta{
+		ColumnName: "id",
+	}
+	columnUserId := types.ColumnMeta{
+		ColumnName: "userId",
+	}
+	columnName := types.ColumnMeta{
+		ColumnName: "name",
+	}
+	columnAge := types.ColumnMeta{
+		ColumnName: "age",
+	}
+	columnNonExistent := types.ColumnMeta{
+		ColumnName: "non_existent",
+	}
+
+	columnsTwoPk := []types.ColumnMeta{columnID, columnUserId}
+	columnsThreePk := []types.ColumnMeta{columnID, columnUserId, columnAge}
+	columnsMixPk := []types.ColumnMeta{columnName, columnAge}
+
+	getColumnImage := func(columnName string, value interface{}) types.ColumnImage {
+		return types.ColumnImage{KeyType: types.IndexTypePrimaryKey, ColumnName: columnName, Value: value}
+	}
+
+	tests := []struct {
+		name     string
+		metaData types.TableMeta
+		records  types.RecordImage
+		expected string
+	}{
+		{
+			"Two Primary Keys",
+			types.TableMeta{
+				TableName: "test_name",
+				Indexs: map[string]types.IndexMeta{
+					"PRIMARY_KEY": {IType: types.IndexTypePrimaryKey, Columns: columnsTwoPk},
+				},
+			},
+			types.RecordImage{
+				TableName: "test_name",
+				Rows: []types.RowImage{
+					{[]types.ColumnImage{getColumnImage("id", 1), getColumnImage("userId", "user1")}},
+					{[]types.ColumnImage{getColumnImage("id", 2), getColumnImage("userId", "user2")}},
+				},
+			},
+			"test_name:1_user1,2_user2",
+		},
+		{
+			"Three Primary Keys",
+			types.TableMeta{
+				TableName: "test2_name",
+				Indexs: map[string]types.IndexMeta{
+					"PRIMARY_KEY": {IType: types.IndexTypePrimaryKey, Columns: columnsThreePk},
+				},
+			},
+			types.RecordImage{
+				TableName: "test2_name",
+				Rows: []types.RowImage{
+					{[]types.ColumnImage{getColumnImage("id", 1), getColumnImage("userId", "one"), getColumnImage("age", "11")}},
+					{[]types.ColumnImage{getColumnImage("id", 2), getColumnImage("userId", "two"), getColumnImage("age", "22")}},
+					{[]types.ColumnImage{getColumnImage("id", 3), getColumnImage("userId", "three"), getColumnImage("age", "33")}},
+				},
+			},
+			"test2_name:1_one_11,2_two_22,3_three_33",
+		},
+		{
+			name: "Single Primary Key",
+			metaData: types.TableMeta{
+				TableName: "single_key",
+				Indexs: map[string]types.IndexMeta{
+					"PRIMARY_KEY": {IType: types.IndexTypePrimaryKey, Columns: []types.ColumnMeta{columnID}},
+				},
+			},
+			records: types.RecordImage{
+				TableName: "single_key",
+				Rows: []types.RowImage{
+					{Columns: []types.ColumnImage{getColumnImage("id", 100)}},
+				},
+			},
+			expected: "single_key:100",
+		},
+		{
+			name: "Mixed Type Keys",
+			metaData: types.TableMeta{
+				TableName: "mixed_key",
+				Indexs: map[string]types.IndexMeta{
+					"PRIMARY_KEY": {IType: types.IndexTypePrimaryKey, Columns: columnsMixPk},
+				},
+			},
+			records: types.RecordImage{
+				TableName: "mixed_key",
+				Rows: []types.RowImage{
+					{Columns: []types.ColumnImage{getColumnImage("name", "mike"), getColumnImage("age", 25)}},
+				},
+			},
+			expected: "mixed_key:mike_25",
+		},
+		{
+			name: "Empty Records",
+			metaData: types.TableMeta{
+				TableName: "empty",
+				Indexs: map[string]types.IndexMeta{
+					"PRIMARY_KEY": {IType: types.IndexTypePrimaryKey, Columns: []types.ColumnMeta{columnID}},
+				},
+			},
+			records:  types.RecordImage{TableName: "empty"},
+			expected: "empty:",
+		},
+		{
+			name: "Special Characters",
+			metaData: types.TableMeta{
+				TableName: "special",
+				Indexs: map[string]types.IndexMeta{
+					"PRIMARY_KEY": {IType: types.IndexTypePrimaryKey, Columns: []types.ColumnMeta{columnID}},
+				},
+			},
+			records: types.RecordImage{
+				TableName: "special",
+				Rows: []types.RowImage{
+					{Columns: []types.ColumnImage{getColumnImage("id", "A,b_c")}},
+				},
+			},
+			expected: "special:A,b_c",
+		},
+		{
+			name: "Non-existent Key Name",
+			metaData: types.TableMeta{
+				TableName: "error_key",
+				Indexs: map[string]types.IndexMeta{
+					"PRIMARY_KEY": {IType: types.IndexTypePrimaryKey, Columns: []types.ColumnMeta{columnNonExistent}},
+				},
+			},
+			records: types.RecordImage{
+				TableName: "error_key",
+				Rows: []types.RowImage{
+					{Columns: []types.ColumnImage{getColumnImage("id", 1)}},
+				},
+			},
+			expected: "error_key:",
+		},
+		{
+			name: "Multiple Rows With Nil PK Value",
+			metaData: types.TableMeta{
+				TableName: "nil_pk",
+				Indexs: map[string]types.IndexMeta{
+					"PRIMARY_KEY": {IType: types.IndexTypePrimaryKey, Columns: []types.ColumnMeta{columnID}},
+				},
+			},
+			records: types.RecordImage{
+				TableName: "nil_pk",
+				Rows: []types.RowImage{
+					{Columns: []types.ColumnImage{getColumnImage("id", nil)}},
+					{Columns: []types.ColumnImage{getColumnImage("id", 123)}},
+					{Columns: []types.ColumnImage{getColumnImage("id", nil)}},
+				},
+			},
+			expected: "nil_pk:,123,",
+		},
+		{
+			name: "PK As Bool And Float",
+			metaData: types.TableMeta{
+				TableName: "type_pk",
+				Indexs: map[string]types.IndexMeta{
+					"PRIMARY_KEY": {IType: types.IndexTypePrimaryKey, Columns: []types.ColumnMeta{columnName, columnAge}},
+				},
+			},
+			records: types.RecordImage{
+				TableName: "type_pk",
+				Rows: []types.RowImage{
+					{Columns: []types.ColumnImage{getColumnImage("name", true), getColumnImage("age", 3.14)}},
+					{Columns: []types.ColumnImage{getColumnImage("name", false), getColumnImage("age", 0.0)}},
+				},
+			},
+			expected: "type_pk:true_3.14,false_0",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			lockKeys := exec.buildLockKey(&tt.records, tt.metaData)
+			assert.Equal(t, tt.expected, lockKeys)
+		})
+	}
+}

pkg/datasource/sql/exec/at/update_executor.go

@@ -21,17 +21,17 @@ import (
 	"context"
 	"database/sql/driver"
 	"fmt"
+	"github.com/arana-db/parser/model"
+	"seata.apache.org/seata-go/pkg/datasource/sql/util"
 	"strings"
 
 	"github.com/arana-db/parser/ast"
 	"github.com/arana-db/parser/format"
-	"github.com/arana-db/parser/model"
 
 	"seata.apache.org/seata-go/pkg/datasource/sql/datasource"
 	"seata.apache.org/seata-go/pkg/datasource/sql/exec"
 	"seata.apache.org/seata-go/pkg/datasource/sql/types"
 	"seata.apache.org/seata-go/pkg/datasource/sql/undo"
-	"seata.apache.org/seata-go/pkg/datasource/sql/util"
 	"seata.apache.org/seata-go/pkg/util/bytes"
 	"seata.apache.org/seata-go/pkg/util/log"
 )
@@ -49,6 +49,10 @@ type updateExecutor struct {
 
 // NewUpdateExecutor get update executor
 func NewUpdateExecutor(parserCtx *types.ParseContext, execContent *types.ExecContext, hooks []exec.SQLHook) executor {
+	// Because update join cannot be clearly identified when SQL cannot be parsed
+	if parserCtx.UpdateStmt.TableRefs.TableRefs.Right != nil {
+		return NewUpdateJoinExecutor(parserCtx, execContent, hooks)
+	}
 	return &updateExecutor{parserCtx: parserCtx, execContext: execContent, baseExecutor: baseExecutor{hooks: hooks}}
 }
 

pkg/datasource/sql/exec/at/update_join_executor.go

@@ -0,0 +1,348 @@
+/*
+* 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.
+ */
+
+package at
+
+import (
+	"context"
+	"database/sql/driver"
+	"errors"
+	"io"
+	"reflect"
+	"strings"
+
+	"github.com/arana-db/parser/ast"
+	"github.com/arana-db/parser/format"
+	"github.com/arana-db/parser/model"
+
+	"seata.apache.org/seata-go/pkg/datasource/sql/datasource"
+	"seata.apache.org/seata-go/pkg/datasource/sql/exec"
+	"seata.apache.org/seata-go/pkg/datasource/sql/types"
+	"seata.apache.org/seata-go/pkg/datasource/sql/util"
+	"seata.apache.org/seata-go/pkg/util/bytes"
+	"seata.apache.org/seata-go/pkg/util/log"
+)
+
+const (
+	LowerSupportGroupByPksVersion = "5.7.5"
+)
+
+// updateJoinExecutor execute update SQL
+type updateJoinExecutor struct {
+	baseExecutor
+	parserCtx                       *types.ParseContext
+	execContext                     *types.ExecContext
+	isLowerSupportGroupByPksVersion bool
+	sqlMode                         string
+	tableAliasesMap                 map[string]string
+}
+
+// NewUpdateJoinExecutor get executor
+func NewUpdateJoinExecutor(parserCtx *types.ParseContext, execContent *types.ExecContext, hooks []exec.SQLHook) executor {
+	minimumVersion, _ := util.ConvertDbVersion(LowerSupportGroupByPksVersion)
+	currentVersion, _ := util.ConvertDbVersion(execContent.DbVersion)
+	return &updateJoinExecutor{
+		parserCtx:                       parserCtx,
+		execContext:                     execContent,
+		baseExecutor:                    baseExecutor{hooks: hooks},
+		isLowerSupportGroupByPksVersion: currentVersion < minimumVersion,
+		tableAliasesMap:                 make(map[string]string, 0),
+	}
+}
+
+// ExecContext exec SQL, and generate before image and after image
+func (u *updateJoinExecutor) ExecContext(ctx context.Context, f exec.CallbackWithNamedValue) (types.ExecResult, error) {
+	u.beforeHooks(ctx, u.execContext)
+	defer func() {
+		u.afterHooks(ctx, u.execContext)
+	}()
+
+	if u.isAstStmtValid() {
+		u.tableAliasesMap = u.parseTableName(u.parserCtx.UpdateStmt.TableRefs.TableRefs)
+	}
+
+	beforeImages, err := u.beforeImage(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	res, err := f(ctx, u.execContext.Query, u.execContext.NamedValues)
+	if err != nil {
+		return nil, err
+	}
+
+	afterImages, err := u.afterImage(ctx, beforeImages)
+	if err != nil {
+		return nil, err
+	}
+
+	if len(afterImages) != len(beforeImages) {
+		return nil, errors.New("Before image size is not equaled to after image size, probably because you updated the primary keys.")
+	}
+
+	u.execContext.TxCtx.RoundImages.AppendBeofreImages(beforeImages)
+	u.execContext.TxCtx.RoundImages.AppendAfterImages(afterImages)
+
+	return res, nil
+}
+
+func (u *updateJoinExecutor) isAstStmtValid() bool {
+	return u.parserCtx != nil && u.parserCtx.UpdateStmt != nil && u.parserCtx.UpdateStmt.TableRefs.TableRefs.Right != nil
+}
+
+func (u *updateJoinExecutor) beforeImage(ctx context.Context) ([]*types.RecordImage, error) {
+	if !u.isAstStmtValid() {
+		return nil, nil
+	}
+
+	var recordImages []*types.RecordImage
+
+	for tbName, tableAliases := range u.tableAliasesMap {
+		metaData, err := datasource.GetTableCache(types.DBTypeMySQL).GetTableMeta(ctx, u.execContext.DBName, tbName)
+		if err != nil {
+			return nil, err
+		}
+		selectSQL, selectArgs, err := u.buildBeforeImageSQL(ctx, metaData, tableAliases, u.execContext.NamedValues)
+		if err != nil {
+			return nil, err
+		}
+		if selectSQL == "" {
+			log.Debugf("Skip unused table [{%s}] when build select sql by update sourceQuery", tbName)
+			continue
+		}
+
+		var image *types.RecordImage
+		rowsi, err := u.rowsPrepare(ctx, u.execContext.Conn, selectSQL, selectArgs)
+		if err == nil {
+			image, err = u.buildRecordImages(rowsi, metaData, types.SQLTypeUpdate)
+		}
+		if rowsi != nil {
+			if rowerr := rows.Close(); rowerr != nil {
+				log.Errorf("rows close fail, err:%v", rowerr)
+				return nil, rowerr
+			}
+		}
+		if err != nil {
+			// If one fail, all fails
+			return nil, err
+		}
+
+		lockKey := u.buildLockKey(image, *metaData)
+		u.execContext.TxCtx.LockKeys[lockKey] = struct{}{}
+		image.SQLType = u.parserCtx.SQLType
+
+		recordImages = append(recordImages, image)
+	}
+
+	return recordImages, nil
+}
+
+func (u *updateJoinExecutor) afterImage(ctx context.Context, beforeImages []*types.RecordImage) ([]*types.RecordImage, error) {
+	if !u.isAstStmtValid() {
+		return nil, nil
+	}
+
+	if len(beforeImages) == 0 {
+		return nil, errors.New("empty beforeImages")
+	}
+
+	var recordImages []*types.RecordImage
+	for _, beforeImage := range beforeImages {
+		metaData, err := datasource.GetTableCache(types.DBTypeMySQL).GetTableMeta(ctx, u.execContext.DBName, beforeImage.TableName)
+		if err != nil {
+			return nil, err
+		}
+
+		selectSQL, selectArgs, err := u.buildAfterImageSQL(ctx, *beforeImage, metaData, u.tableAliasesMap[beforeImage.TableName])
+		if err != nil {
+			return nil, err
+		}
+
+		var image *types.RecordImage
+		rowsi, err := u.rowsPrepare(ctx, u.execContext.Conn, selectSQL, selectArgs)
+		if err == nil {
+			image, err = u.buildRecordImages(rowsi, metaData, types.SQLTypeUpdate)
+		}
+		if rowsi != nil {
+			if rowerr := rowsi.Close(); rowerr != nil {
+				log.Errorf("rows close fail, err:%v", rowerr)
+				return nil, rowerr
+			}
+		}
+		if err != nil {
+			// If one fail, all fails
+			return nil, err
+		}
+
+		image.SQLType = u.parserCtx.SQLType
+		recordImages = append(recordImages, image)
+	}
+
+	return recordImages, nil
+}
+
+// buildAfterImageSQL build the SQL to query before image data
+func (u *updateJoinExecutor) buildBeforeImageSQL(ctx context.Context, tableMeta *types.TableMeta, tableAliases string, args []driver.NamedValue) (string, []driver.NamedValue, error) {
+	updateStmt := u.parserCtx.UpdateStmt
+	fields, err := u.buildSelectFields(ctx, tableMeta, tableAliases, updateStmt.List)
+	if err != nil {
+		return "", nil, err
+	}
+	if len(fields) == 0 {
+		return "", nil, err
+	}
+
+	selStmt := ast.SelectStmt{
+		SelectStmtOpts: &ast.SelectStmtOpts{},
+		From:           updateStmt.TableRefs,
+		Where:          updateStmt.Where,
+		Fields:         &ast.FieldList{Fields: fields},
+		OrderBy:        updateStmt.Order,
+		Limit:          updateStmt.Limit,
+		TableHints:     updateStmt.TableHints,
+		// maybe duplicate row for select join sql.remove duplicate row by 'group by' condition
+		GroupBy: &ast.GroupByClause{
+			Items: u.buildGroupByClause(ctx, tableMeta.TableName, tableAliases, tableMeta.GetPrimaryKeyOnlyName(), fields),
+		},
+		LockInfo: &ast.SelectLockInfo{
+			LockType: ast.SelectLockForUpdate,
+		},
+	}
+
+	b := bytes.NewByteBuffer([]byte{})
+	_ = selStmt.Restore(format.NewRestoreCtx(format.RestoreKeyWordUppercase, b))
+	sql := string(b.Bytes())
+	log.Infof("build select sql by update sourceQuery, sql {%s}", sql)
+
+	return sql, u.buildSelectArgs(&selStmt, args), nil
+}
+
+func (u *updateJoinExecutor) buildAfterImageSQL(ctx context.Context, beforeImage types.RecordImage, meta *types.TableMeta, tableAliases string) (string, []driver.NamedValue, error) {
+	if len(beforeImage.Rows) == 0 {
+		return "", nil, nil
+	}
+
+	fields, err := u.buildSelectFields(ctx, meta, tableAliases, u.parserCtx.UpdateStmt.List)
+	if err != nil {
+		return "", nil, err
+	}
+	if len(fields) == 0 {
+		return "", nil, err
+	}
+
+	updateStmt := u.parserCtx.UpdateStmt
+	selStmt := ast.SelectStmt{
+		SelectStmtOpts: &ast.SelectStmtOpts{},
+		From:           updateStmt.TableRefs,
+		Where:          updateStmt.Where,
+		Fields:         &ast.FieldList{Fields: fields},
+		OrderBy:        updateStmt.Order,
+		Limit:          updateStmt.Limit,
+		TableHints:     updateStmt.TableHints,
+		// maybe duplicate row for select join sql.remove duplicate row by 'group by' condition
+		GroupBy: &ast.GroupByClause{
+			Items: u.buildGroupByClause(ctx, meta.TableName, tableAliases, meta.GetPrimaryKeyOnlyName(), fields),
+		},
+	}
+
+	b := bytes.NewByteBuffer([]byte{})
+	_ = selStmt.Restore(format.NewRestoreCtx(format.RestoreKeyWordUppercase, b))
+	sql := string(b.Bytes())
+	log.Infof("build select sql by update sourceQuery, sql {%s}", sql)
+
+	return sql, u.buildPKParams(beforeImage.Rows, meta.GetPrimaryKeyOnlyName()), nil
+}
+
+func (u *updateJoinExecutor) parseTableName(joinMate *ast.Join) map[string]string {
+	tableNames := make(map[string]string, 0)
+	if item, ok := joinMate.Left.(*ast.Join); ok {
+		tableNames = u.parseTableName(item)
+	} else {
+		leftTableSource := joinMate.Left.(*ast.TableSource)
+		leftName := leftTableSource.Source.(*ast.TableName)
+		tableNames[leftName.Name.O] = leftTableSource.AsName.O
+	}
+
+	rightTableSource := joinMate.Right.(*ast.TableSource)
+	rightName := rightTableSource.Source.(*ast.TableName)
+	tableNames[rightName.Name.O] = rightTableSource.AsName.O
+	return tableNames
+}
+
+// build group by condition which used for removing duplicate row in select join sql
+func (u *updateJoinExecutor) buildGroupByClause(ctx context.Context, tableName string, tableAliases string, pkColumns []string, allSelectColumns []*ast.SelectField) []*ast.ByItem {
+	var groupByPks = true
+	if tableAliases != "" {
+		tableName = tableAliases
+	}
+	//only pks group by is valid when db version >= 5.7.5
+	if u.isLowerSupportGroupByPksVersion {
+		if u.sqlMode == "" {
+			rowsi, err := u.rowsPrepare(ctx, u.execContext.Conn, "SELECT @@SQL_MODE", nil)
+			defer func() {
+				if rowsi != nil {
+					if rowerr := rowsi.Close(); rowerr != nil {
+						log.Errorf("rows close fail, err:%v", rowerr)
+					}
+				}
+			}()
+			if err != nil {
+				groupByPks = false
+				log.Warnf("determine group by pks or all columns error:%s", err)
+			} else {
+				// getString("@@SQL_MODE")
+				mode := make([]driver.Value, 1)
+				if err = rowsi.Next(mode); err != nil {
+					if err != io.EOF && len(mode) == 1 {
+						u.sqlMode = reflect.ValueOf(mode[0]).String()
+					}
+				}
+			}
+		}
+
+		if strings.Contains(u.sqlMode, "ONLY_FULL_GROUP_BY") {
+			groupByPks = false
+		}
+	}
+
+	groupByColumns := make([]*ast.ByItem, 0)
+	if groupByPks {
+		for _, column := range pkColumns {
+			groupByColumns = append(groupByColumns, &ast.ByItem{
+				Expr: &ast.ColumnNameExpr{
+					Name: &ast.ColumnName{
+						Table: model.CIStr{
+							O: tableName,
+							L: strings.ToLower(tableName),
+						},
+						Name: model.CIStr{
+							O: column,
+							L: strings.ToLower(column),
+						},
+					},
+				},
+			})
+		}
+	} else {
+		for _, column := range allSelectColumns {
+			groupByColumns = append(groupByColumns, &ast.ByItem{
+				Expr: column.Expr,
+			})
+		}
+	}
+	return groupByColumns
+}

pkg/datasource/sql/exec/at/update_join_executor_test.go

@@ -0,0 +1,231 @@
+/*
+* 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.
+ */
+
+package at
+
+import (
+	"context"
+	"database/sql/driver"
+	"seata.apache.org/seata-go/pkg/datasource/sql/undo"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"seata.apache.org/seata-go/pkg/datasource/sql/exec"
+	"seata.apache.org/seata-go/pkg/datasource/sql/parser"
+	"seata.apache.org/seata-go/pkg/datasource/sql/types"
+	"seata.apache.org/seata-go/pkg/datasource/sql/util"
+	_ "seata.apache.org/seata-go/pkg/util/log"
+)
+
+func TestBuildSelectSQLByUpdateJoin(t *testing.T) {
+	MetaDataMap := map[string]*types.TableMeta{
+		"table1": {
+			TableName: "table1",
+			Indexs: map[string]types.IndexMeta{
+				"id": {
+					IType: types.IndexTypePrimaryKey,
+					Columns: []types.ColumnMeta{
+						{ColumnName: "id"},
+					},
+				},
+			},
+			Columns: map[string]types.ColumnMeta{
+				"id": {
+					ColumnDef:  nil,
+					ColumnName: "id",
+				},
+				"name": {
+					ColumnDef:  nil,
+					ColumnName: "name",
+				},
+				"age": {
+					ColumnDef:  nil,
+					ColumnName: "age",
+				},
+			},
+			ColumnNames: []string{"id", "name", "age"},
+		},
+		"table2": {
+			TableName: "table2",
+			Indexs: map[string]types.IndexMeta{
+				"id": {
+					IType: types.IndexTypePrimaryKey,
+					Columns: []types.ColumnMeta{
+						{ColumnName: "id"},
+					},
+				},
+			},
+			Columns: map[string]types.ColumnMeta{
+				"id": {
+					ColumnDef:  nil,
+					ColumnName: "id",
+				},
+				"name": {
+					ColumnDef:  nil,
+					ColumnName: "name",
+				},
+				"age": {
+					ColumnDef:  nil,
+					ColumnName: "age",
+				},
+				"kk": {
+					ColumnDef:  nil,
+					ColumnName: "kk",
+				},
+				"addr": {
+					ColumnDef:  nil,
+					ColumnName: "addr",
+				},
+			},
+			ColumnNames: []string{"id", "name", "age", "kk", "addr"},
+		},
+		"table3": {
+			TableName: "table3",
+			Indexs: map[string]types.IndexMeta{
+				"id": {
+					IType: types.IndexTypePrimaryKey,
+					Columns: []types.ColumnMeta{
+						{ColumnName: "id"},
+					},
+				},
+			},
+			Columns: map[string]types.ColumnMeta{
+				"id": {
+					ColumnDef:  nil,
+					ColumnName: "id",
+				},
+				"age": {
+					ColumnDef:  nil,
+					ColumnName: "age",
+				},
+			},
+			ColumnNames: []string{"id", "age"},
+		},
+		"table4": {
+			TableName: "table4",
+			Indexs: map[string]types.IndexMeta{
+				"id": {
+					IType: types.IndexTypePrimaryKey,
+					Columns: []types.ColumnMeta{
+						{ColumnName: "id"},
+					},
+				},
+			},
+			Columns: map[string]types.ColumnMeta{
+				"id": {
+					ColumnDef:  nil,
+					ColumnName: "id",
+				},
+				"age": {
+					ColumnDef:  nil,
+					ColumnName: "age",
+				},
+			},
+			ColumnNames: []string{"id", "age"},
+		},
+	}
+
+	undo.InitUndoConfig(undo.Config{OnlyCareUpdateColumns: true})
+
+	tests := []struct {
+		name            string
+		sourceQuery     string
+		sourceQueryArgs []driver.Value
+		expectQuery     map[string]string
+		expectQueryArgs []driver.Value
+	}{
+		{
+			sourceQuery:     "update table1 t1 left join table2 t2 on t1.id = t2.id and t1.age=? set t1.name = 'WILL',t2.name = ?",
+			sourceQueryArgs: []driver.Value{18, "Jack"},
+			expectQuery: map[string]string{
+				"table1": "SELECT SQL_NO_CACHE t1.name,t1.id FROM table1 AS t1 LEFT JOIN table2 AS t2 ON t1.id=t2.id AND t1.age=? GROUP BY t1.name,t1.id FOR UPDATE",
+				"table2": "SELECT SQL_NO_CACHE t2.name,t2.id FROM table1 AS t1 LEFT JOIN table2 AS t2 ON t1.id=t2.id AND t1.age=? GROUP BY t2.name,t2.id FOR UPDATE",
+			},
+			expectQueryArgs: []driver.Value{18},
+		},
+		{
+			sourceQuery:     "update table1 AS t1 inner join table2 AS t2 on t1.id = t2.id set t1.name = 'WILL',t2.name = 'WILL' where t1.id=?",
+			sourceQueryArgs: []driver.Value{1},
+			expectQuery: map[string]string{
+				"table1": "SELECT SQL_NO_CACHE t1.name,t1.id FROM table1 AS t1 JOIN table2 AS t2 ON t1.id=t2.id WHERE t1.id=? GROUP BY t1.name,t1.id FOR UPDATE",
+				"table2": "SELECT SQL_NO_CACHE t2.name,t2.id FROM table1 AS t1 JOIN table2 AS t2 ON t1.id=t2.id WHERE t1.id=? GROUP BY t2.name,t2.id FOR UPDATE",
+			},
+			expectQueryArgs: []driver.Value{1},
+		},
+		{
+			sourceQuery:     "update table1 AS t1 right join table2 AS t2 on t1.id = t2.id set t1.name = 'WILL',t2.name = 'WILL' where t1.id=?",
+			sourceQueryArgs: []driver.Value{1},
+			expectQuery: map[string]string{
+				"table1": "SELECT SQL_NO_CACHE t1.name,t1.id FROM table1 AS t1 RIGHT JOIN table2 AS t2 ON t1.id=t2.id WHERE t1.id=? GROUP BY t1.name,t1.id FOR UPDATE",
+				"table2": "SELECT SQL_NO_CACHE t2.name,t2.id FROM table1 AS t1 RIGHT JOIN table2 AS t2 ON t1.id=t2.id WHERE t1.id=? GROUP BY t2.name,t2.id FOR UPDATE",
+			},
+			expectQueryArgs: []driver.Value{1},
+		},
+		{
+			sourceQuery:     "update table1 t1 inner join table2 t2 on t1.id = t2.id set t1.name = ?, t1.age = ? where t1.id = ? and t1.name = ? and t2.age between ? and ?",
+			sourceQueryArgs: []driver.Value{"newJack", 38, 1, "Jack", 18, 28},
+			expectQuery: map[string]string{
+				"table1": "SELECT SQL_NO_CACHE t1.name,t1.age,t1.id FROM table1 AS t1 JOIN table2 AS t2 ON t1.id=t2.id WHERE t1.id=? AND t1.name=? AND t2.age BETWEEN ? AND ? GROUP BY t1.name,t1.age,t1.id FOR UPDATE",
+			},
+			expectQueryArgs: []driver.Value{1, "Jack", 18, 28},
+		},
+		{
+			sourceQuery:     "update table1 t1 left join table2 t2 on t1.id = t2.id set t1.name = ?, t1.age = ? where t1.id=? and t2.id is null and t1.age IN (?,?)",
+			sourceQueryArgs: []driver.Value{"newJack", 38, 1, 18, 28},
+			expectQuery: map[string]string{
+				"table1": "SELECT SQL_NO_CACHE t1.name,t1.age,t1.id FROM table1 AS t1 LEFT JOIN table2 AS t2 ON t1.id=t2.id WHERE t1.id=? AND t2.id IS NULL AND t1.age IN (?,?) GROUP BY t1.name,t1.age,t1.id FOR UPDATE",
+			},
+			expectQueryArgs: []driver.Value{1, 18, 28},
+		},
+		{
+			sourceQuery:     "update table1 t1 inner join table2 t2 on t1.id = t2.id set t1.name = ?, t2.age = ? where t2.kk between ? and ? and t2.addr in(?,?) and t2.age > ? order by t1.name desc limit ?",
+			sourceQueryArgs: []driver.Value{"Jack", 18, 10, 20, "Beijing", "Guangzhou", 18, 2},
+			expectQuery: map[string]string{
+				"table1": "SELECT SQL_NO_CACHE t1.name,t1.id FROM table1 AS t1 JOIN table2 AS t2 ON t1.id=t2.id WHERE t2.kk BETWEEN ? AND ? AND t2.addr IN (?,?) AND t2.age>? GROUP BY t1.name,t1.id ORDER BY t1.name DESC LIMIT ? FOR UPDATE",
+				"table2": "SELECT SQL_NO_CACHE t2.age,t2.id FROM table1 AS t1 JOIN table2 AS t2 ON t1.id=t2.id WHERE t2.kk BETWEEN ? AND ? AND t2.addr IN (?,?) AND t2.age>? GROUP BY t2.age,t2.id ORDER BY t1.name DESC LIMIT ? FOR UPDATE",
+			},
+			expectQueryArgs: []driver.Value{10, 20, "Beijing", "Guangzhou", 18, 2},
+		},
+		{
+			sourceQuery:     "update table1 t1 left join table2 t2 on t1.id = t2.id inner join table3 t3 on t3.id = t2.id right join table4 t4 on t4.id = t2.id set t1.name = ?,t2.name = ? where t1.id=? and t3.age=? and t4.age>30",
+			sourceQueryArgs: []driver.Value{"Jack", "WILL", 1, 10},
+			expectQuery: map[string]string{
+				"table1": "SELECT SQL_NO_CACHE t1.name,t1.id FROM ((table1 AS t1 LEFT JOIN table2 AS t2 ON t1.id=t2.id) JOIN table3 AS t3 ON t3.id=t2.id) RIGHT JOIN table4 AS t4 ON t4.id=t2.id WHERE t1.id=? AND t3.age=? AND t4.age>30 GROUP BY t1.name,t1.id FOR UPDATE",
+				"table2": "SELECT SQL_NO_CACHE t2.name,t2.id FROM ((table1 AS t1 LEFT JOIN table2 AS t2 ON t1.id=t2.id) JOIN table3 AS t3 ON t3.id=t2.id) RIGHT JOIN table4 AS t4 ON t4.id=t2.id WHERE t1.id=? AND t3.age=? AND t4.age>30 GROUP BY t2.name,t2.id FOR UPDATE",
+			},
+			expectQueryArgs: []driver.Value{1, 10},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			c, err := parser.DoParser(tt.sourceQuery)
+			assert.Nil(t, err)
+			executor := NewUpdateJoinExecutor(c, &types.ExecContext{Values: tt.sourceQueryArgs, NamedValues: util.ValueToNamedValue(tt.sourceQueryArgs)}, []exec.SQLHook{})
+			tableNames := executor.(*updateJoinExecutor).parseTableName(c.UpdateStmt.TableRefs.TableRefs)
+			for tbName, tableAliases := range tableNames {
+				query, args, err := executor.(*updateJoinExecutor).buildBeforeImageSQL(context.Background(), MetaDataMap[tbName], tableAliases, util.ValueToNamedValue(tt.sourceQueryArgs))
+				assert.Nil(t, err)
+				if query == "" {
+					continue
+				}
+				assert.Equal(t, tt.expectQuery[tbName], query)
+				assert.Equal(t, tt.expectQueryArgs, util.NamedValueToValue(args))
+			}
+		})
+	}
+}

pkg/datasource/sql/undo/builder/basic_undo_log_builder.go

@@ -22,12 +22,12 @@ import (
 	"database/sql"
 	"database/sql/driver"
 	"fmt"
-	"io"
-	"strings"
-
 	"github.com/arana-db/parser/ast"
 	"github.com/arana-db/parser/test_driver"
 	gxsort "github.com/dubbogo/gost/sort"
+	"io"
+	"seata.apache.org/seata-go/pkg/datasource/sql/util"
+	"strings"
 
 	"seata.apache.org/seata-go/pkg/datasource/sql/types"
 )
@@ -276,43 +276,5 @@ func (b *BasicUndoLogBuilder) buildLockKey(rows driver.Rows, meta types.TableMet
 
 // the string as local key. the local key example(multi pk): "t_user:1_a,2_b"
 func (b *BasicUndoLogBuilder) buildLockKey2(records *types.RecordImage, meta types.TableMeta) string {
-	var lockKeys bytes.Buffer
-	lockKeys.WriteString(meta.TableName)
-	lockKeys.WriteString(":")
-
-	keys := meta.GetPrimaryKeyOnlyName()
-	keyIndexMap := make(map[string]int, len(keys))
-
-	for idx, columnName := range keys {
-		keyIndexMap[columnName] = idx
-	}
-
-	primaryKeyRows := make([][]interface{}, len(records.Rows))
-
-	for i, row := range records.Rows {
-		primaryKeyValues := make([]interface{}, len(keys))
-		for _, column := range row.Columns {
-			if idx, exist := keyIndexMap[column.ColumnName]; exist {
-				primaryKeyValues[idx] = column.Value
-			}
-		}
-		primaryKeyRows[i] = primaryKeyValues
-	}
-
-	for i, primaryKeyValues := range primaryKeyRows {
-		if i > 0 {
-			lockKeys.WriteString(",")
-		}
-		for j, pkVal := range primaryKeyValues {
-			if j > 0 {
-				lockKeys.WriteString("_")
-			}
-			if pkVal == nil {
-				continue
-			}
-			lockKeys.WriteString(fmt.Sprintf("%v", pkVal))
-		}
-	}
-
-	return lockKeys.String()
+	return util.BuildLockKey(records, meta)
 }

pkg/datasource/sql/undo/builder/basic_undo_log_builder_test.go

@@ -69,6 +69,7 @@ func TestBuildLockKey(t *testing.T) {
 	}
 
 	columnsTwoPk := []types.ColumnMeta{columnID, columnUserId}
+	columnsThreePk := []types.ColumnMeta{columnID, columnUserId, columnAge}
 	columnsMixPk := []types.ColumnMeta{columnName, columnAge}
 
 	getColumnImage := func(columnName string, value interface{}) types.ColumnImage {
@@ -98,6 +99,24 @@ func TestBuildLockKey(t *testing.T) {
 			},
 			"test_name:1_one,2_two",
 		},
+		{
+			"Three Primary Keys",
+			types.TableMeta{
+				TableName: "test2_name",
+				Indexs: map[string]types.IndexMeta{
+					"PRIMARY_KEY": {IType: types.IndexTypePrimaryKey, Columns: columnsThreePk},
+				},
+			},
+			types.RecordImage{
+				TableName: "test2_name",
+				Rows: []types.RowImage{
+					{[]types.ColumnImage{getColumnImage("id", 1), getColumnImage("userId", "one"), getColumnImage("age", "11")}},
+					{[]types.ColumnImage{getColumnImage("id", 2), getColumnImage("userId", "two"), getColumnImage("age", "22")}},
+					{[]types.ColumnImage{getColumnImage("id", 3), getColumnImage("userId", "three"), getColumnImage("age", "33")}},
+				},
+			},
+			"test2_name:1_one_11,2_two_22,3_three_33",
+		},
 		{
 			name: "Single Primary Key",
 			metaData: types.TableMeta{

pkg/datasource/sql/util/lockkey.go

@@ -0,0 +1,75 @@
+/*
+ * 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.
+ */
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package util
+
+import (
+	"fmt"
+	"seata.apache.org/seata-go/pkg/datasource/sql/types"
+	"strings"
+)
+
+func BuildLockKey(records *types.RecordImage, meta types.TableMeta) string {
+	var lockKeys strings.Builder
+	type ColMapItem struct {
+		pkIndex  int
+		colIndex int
+	}
+
+	lockKeys.WriteString(meta.TableName)
+	lockKeys.WriteString(":")
+
+	keys := meta.GetPrimaryKeyOnlyName()
+	keyIndexMap := make(map[string]int, len(keys))
+	for idx, columnName := range keys {
+		keyIndexMap[columnName] = idx
+	}
+
+	columns := make([]ColMapItem, 0, len(keys))
+	if len(records.Rows) > 0 {
+		for colIdx, column := range records.Rows[0].Columns {
+			if pkIdx, ok := keyIndexMap[column.ColumnName]; ok {
+				columns = append(columns, ColMapItem{pkIndex: pkIdx, colIndex: colIdx})
+			}
+		}
+		for i, row := range records.Rows {
+			if i > 0 {
+				lockKeys.WriteString(",")
+			}
+			primaryKeyValues := make([]interface{}, len(keys))
+			for _, mp := range columns {
+				if mp.colIndex < len(row.Columns) {
+					primaryKeyValues[mp.pkIndex] = row.Columns[mp.colIndex].Value
+				}
+			}
+			for j, pkVal := range primaryKeyValues {
+				if j > 0 {
+					lockKeys.WriteString("_")
+				}
+				if pkVal == nil {
+					continue
+				}
+				lockKeys.WriteString(fmt.Sprintf("%v", pkVal))
+			}
+		}
+	}
+	return lockKeys.String()
+}