add: update export table task

lib/dborm/dbgorm.go

@@ -1,6 +1,7 @@
 package dborm
 
 import (
+	"database/sql"
 	"fmt"
 	"log"
 	"os"
@@ -85,11 +86,16 @@ func Close() {
 	}
 }
 
-// 获取默认数据源
+// default gorm DB
 func DefaultDB() *gorm.DB {
 	return dbgEngine
 }
 
+// get sql DB
+func GCoreDB() (*sql.DB, error) {
+	return dbgEngine.DB()
+}
+
 // RawSQL 原生查询语句
 func RawSQL(sql string, parameters []any) ([]map[string]any, error) {
 	// 数据源

lib/dborm/dborm.go

@@ -16,6 +16,7 @@ import (
 
 	_ "github.com/go-sql-driver/mysql"
 	"xorm.io/xorm"
+	"xorm.io/xorm/core"
 )
 
 const (
@@ -124,6 +125,10 @@ func XormConnectDatabase(dbType, dbUser, dbPassword, dbHost, dbPort, dbName stri
 	return xEngine, nil
 }
 
+func XCoreDB() *core.DB {
+	return xEngine.DB()
+}
+
 func ConstructInsertSQL(tableName string, insertData interface{}) (string, []string) {
 	log.Debug("ConstructInsertSQL processing... ")
 	log.Debug("Request insertData:", insertData)