diff --git a/install/define/field.go b/install/define/field.go
index 910e978..667f3c9 100644
--- a/install/define/field.go
+++ b/install/define/field.go
@@ -115,6 +115,9 @@ func (f *Field) ToString() (string, error) {
 		return "", err
 	}
 	fieldTpl := f.getFieldTpl()
+	if f.PrimaryKey && DatabaseDriver == consts.DatabaseDriverSqlite3 {
+		f.Type = "INTEGER PRIMARY KEY AUTOINCREMENT"
+	}
 	dataReplaceTable := map[string]string{
 		FieldName:          f.Name, // 字段名
 		FieldType:          f.Type, // 字段类型
diff --git a/install/define/index.go b/install/define/index.go
index d35650e..b71af79 100644
--- a/install/define/index.go
+++ b/install/define/index.go
@@ -8,7 +8,9 @@
 package define
 
 import (
+	"errors"
 	"fmt"
+	"git.zhangdeman.cn/zhangdeman/consts"
 	"strings"
 )
 
@@ -76,24 +78,43 @@ func (i *Index) Validate() error {
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 17:47 2023/9/17
-func (i *Index) ToString() (string, error) {
+func (i *Index) ToString(tableName string) (string, error) {
 	if err := i.Validate(); nil != err {
 		return "", err
 	}
 
-	// 拼接sql
-	switch i.Type {
-	case TableIndexPrimary:
-		return fmt.Sprintf("PRIMARY KEY (%v)", i.FieldList[0]), nil
-	case TableIndexUnique:
-		return fmt.Sprintf("UNIQUE KEY %v (%v)", i.Name, strings.Join(i.FieldList, ",")), nil
-	case TableIndexKey:
-		return fmt.Sprintf("KEY %v (%v)", i.Name, strings.Join(i.FieldList, ",")), nil
-	case TableIndexIndex:
-		return fmt.Sprintf("INDEX %v (%v)", i.Name, strings.Join(i.FieldList, ",")), nil
-	default:
-		return fmt.Sprintf("%v %v (%v)", i.Type, i.Name, strings.Join(i.FieldList, ",")), nil
+	switch DatabaseDriver {
+	case consts.DatabaseDriverMysql:
+		// 拼接sql
+		switch i.Type {
+		case TableIndexPrimary:
+			return fmt.Sprintf("ALTER TABLE `%v` ADD PRIMARY KEY (%v)", tableName, i.FieldList[0]), nil
+		case TableIndexUnique:
+			return fmt.Sprintf("ALTER TABLE `%v` ADD UNIQUE KEY %v (%v)", tableName, i.Name, strings.Join(i.FieldList, ",")), nil
+		case TableIndexKey:
+			return fmt.Sprintf("ALTER TABLE `%v` ADD KEY %v (%v)", tableName, i.Name, strings.Join(i.FieldList, ",")), nil
+		case TableIndexIndex:
+			return fmt.Sprintf("ALTER TABLE `%v` ADD INDEX %v (%v)", tableName, i.Name, strings.Join(i.FieldList, ",")), nil
+		default:
+			return fmt.Sprintf("ALTER TABLE `%v` ADD %v %v (%v)", tableName, i.Type, i.Name, strings.Join(i.FieldList, ",")), nil
+		}
+	case consts.DatabaseDriverSqlite3:
+		// 拼接sql
+		switch i.Type {
+		case TableIndexPrimary:
+			return "", nil
+			// return fmt.Sprintf("ALTER TABLE %v  ADD CONSTRAINT %v PRIMARY KEY AUTOINCREMENT (%v)", tableName, i.FieldList[0], i.FieldList[0]), nil
+		case TableIndexUnique:
+			return fmt.Sprintf("CREATE UNIQUE INDEX %v ON %v (%v)", i.Name, tableName, strings.Join(i.FieldList, ",")), nil
+		case TableIndexKey:
+			fallthrough
+		case TableIndexIndex:
+			return fmt.Sprintf("CREATE INDEX %v ON %v (%v)", i.Name, tableName, strings.Join(i.FieldList, ",")), nil
+		default:
+			return fmt.Sprintf("CREATE %v %v ON %v (%v)", i.Type, i.Name, tableName, strings.Join(i.FieldList, ",")), nil
+		}
 	}
+	return "", errors.New(DatabaseDriver + " : database driver is not support")
 }
 
 // ToStringIgnoreError ...
@@ -101,7 +122,7 @@ func (i *Index) ToString() (string, error) {
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 15:59 2023/9/18
-func (i *Index) ToStringIgnoreError() string {
-	sql, _ := i.ToString()
+func (i *Index) ToStringIgnoreError(tableName string) string {
+	sql, _ := i.ToString(tableName)
 	return sql
 }
diff --git a/install/define/table.go b/install/define/table.go
index 6237679..103714e 100644
--- a/install/define/table.go
+++ b/install/define/table.go
@@ -95,7 +95,7 @@ func (t *Table) Validate() error {
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 18:46 2023/9/17
-func (t *Table) ToString() (string, error) {
+func (t *Table) ToString() ([]string, error) {
 	tableTpl := t.getTableSqlTpl()
 	replaceTable := map[string]string{
 		TableName:           t.Name, // 表名
@@ -111,23 +111,22 @@ func (t *Table) ToString() (string, error) {
 	for _, item := range t.FieldList {
 		fieldStr, err := item.ToString()
 		if nil != err {
-			return "", err
+			return nil, err
 		}
 		fieldList = append(fieldList, fieldStr)
 	}
 	indexList := make([]string, 0)
 	for _, item := range t.IndexList {
-		indexStr, err := item.ToString()
+		indexStr, err := item.ToString(t.Name)
 		if nil != err {
-			return "", err
+			return nil, err
+		}
+		if len(indexStr) == 0 {
+			continue
 		}
 		indexList = append(indexList, indexStr)
 	}
-	if len(indexList) == 0 || consts.DatabaseDriverSqlite3 == DatabaseDriver {
-		replaceTable[TableFieldList] = strings.Join(fieldList, ",")
-	} else {
-		replaceTable[TableFieldList] = strings.Join(fieldList, ",") + ","
-	}
+	replaceTable[TableFieldList] = strings.Join(fieldList, ",")
 	replaceTable[TableIndexList] = strings.Join(indexList, ",")
 
 	if len(t.Engine) > 0 {
@@ -153,7 +152,8 @@ func (t *Table) ToString() (string, error) {
 	for source, target := range replaceTable {
 		tableTpl = strings.ReplaceAll(tableTpl, source, target)
 	}
-	return tableTpl, nil
+
+	return append([]string{tableTpl}, indexList...), nil
 }
 
 // ToStringIgnoreError ...
@@ -161,7 +161,7 @@ func (t *Table) ToString() (string, error) {
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 15:59 2023/9/18
-func (t *Table) ToStringIgnoreError() string {
+func (t *Table) ToStringIgnoreError() []string {
 	sql, _ := t.ToString()
 	return sql
 }