From f9e94c3769738d03abea6b40ad2bfd8c33ef771f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=99=BD=E8=8C=B6=E6=B8=85=E6=AC=A2?=
 <go_developer@163.com>
Date: Sun, 9 Apr 2023 17:51:04 +0800
Subject: [PATCH] =?UTF-8?q?systemDao=E5=A2=9E=E5=8A=A0=E5=88=87=E6=8D=A2?=
 =?UTF-8?q?=E6=95=B0=E6=8D=AE=E5=BA=93=E5=8F=8A=E6=9F=A5=E7=9C=8B=E6=95=B0?=
 =?UTF-8?q?=E6=8D=AE=E5=BA=93=E5=88=97=E8=A1=A8=E6=96=B9=E6=B3=95?=
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---
 system.go | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/system.go b/system.go
index b656c16..c1151d6 100644
--- a/system.go
+++ b/system.go
@@ -21,6 +21,32 @@ import (
 type SystemDao struct {
 }
 
+// SelectDatabase 切换数据库
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 17:44 2023/4/9
+func (sd *SystemDao) SelectDatabase(dbInstance *gorm.DB, database string) error {
+	return dbInstance.Raw("USE " + database).Error
+}
+
+// GetDatabaseList 获取数据库列表
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 17:46 2023/4/9
+func (sd *SystemDao) GetDatabaseList(dbInstance *gorm.DB) ([]string, error) {
+	var (
+		err    error
+		result []string
+	)
+
+	if err = dbInstance.Raw("SHOW DATABASES").Scan(&result).Error; nil != err {
+		return nil, err
+	}
+	return result, nil
+}
+
 // GetTableList 查询数据表
 //
 // Author : go_developer@163.com<白茶清欢>