【問題】DB結構的發布,SQL Server的管理器可以生成腳本;那麼數據如何發布呢?
【思路】生成INSERT INTO ... VALUES...語句
/*-- =============================================
-- Author: Yew
-- Create date: 2012-05-18
-- Description: 生成數據發布的INSERT腳本
----TestCode---------------------------
EXEC [TOOL].[Script_Insert]
@Schema = 'COMMON'
,@Table = 'Config'
,@Filter = '[Key] LIKE ''test%'' '
,@Field0 = '[Key]'
,@Field1 = 'SubKey'
,@Field2 = 'Value'
,@Field3 = null
,@Field4 = null
EXEC [TOOL].[Script_Insert]
@Schema = 'COMMON'
,@Table = 'MasterData'
,@Filter = 'Category = ''SheetItem_PreloadType'' '
,@Field0 = 'Category'
,@Field1 = 'Code'
,@Field2 = 'Name'
,@Field3 = 'Ord'
,@Field4 = null
----History---------------------------
-- =============================================*/
ALTER PROCEDURE [TOOL].[Script_Insert]
@Schema sysname = 'dbo'
,@Table sysname
,@Filter sysname = null
,@Field0 sysname
,@Field1 sysname = null
,@Field2 sysname = null
,@Field3 sysname = null
,@Field4 sysname = null
AS
BEGIN
SET NOCOUNT ON;
-- 0. Define Const
DECLARE @NL varchar(2) --NewLine
SET @NL = char(13) + char(10)
DECLARE @vSql NVARCHAR(max)
,@objName sysname
,@fieldList sysname
-- 1. prepare the statement
IF @Schema = ''
SET @Schema = 'dbo'
SET @objName = @Schema + '.' + @Table
SET @vSql = 'SET QUOTED_IDENTIFIER OFF;
SELECT
"INSERT INTO ' + @objName + '(' + @Field0
IF @Field1 IS NOT NULL
SET @vSql = @vSql + ' ,' + @Field1
IF @Field2 IS NOT NULL
SET @vSql = @vSql + ' ,' + @Field2
IF @Field3 IS NOT NULL
SET @vSql = @vSql + ' ,' + @Field3
IF @Field4 IS NOT NULL
SET @vSql = @vSql + ' ,' + @Field4
SET @vSql = @vSql + ' )'
+ @NL + 'VALUES(" + QuoteName(' + @Field0 + ', Char(39))'
IF @Field1 IS NOT NULL
SET @vSql = @vSql + @NL + ' +", " + QuoteName(IsNull(' + @Field1 + ', ""), Char(39))'
IF @Field2 IS NOT NULL
SET @vSql = @vSql + @NL + ' +", " + QuoteName(IsNull(' + @Field2 + ', ""), Char(39))'
IF @Field3 IS NOT NULL
SET @vSql = @vSql + @NL + ' +", " + QuoteName(IsNull(' + @Field3 + ', ""), Char(39))'
IF @Field4 IS NOT NULL
SET @vSql = @vSql + @NL + ' +", " + QuoteName(IsNull(' + @Field4 + ', ""), Char(39))'
SET @vSql = @vSql + @NL + ' +")"'
+ @NL + 'FROM ' + @objName
IF @Filter IS NOT NULL
SET @vSql = @vSql + @NL + 'WHERE ' + @Filter
-- 2.run it
PRINT @vSql
EXEC(@vSql)
END
【注1】原本一個小工具,也不過花了2個小時,並不值得寫篇Blog。但一來,這個工具很多人需要;二來這是今天重感冒下做出來的(當我這篇blog寫到一半時,感冒消失了),更顯珍貴。
【注2】對於這個‘分享’:
想做:但是我發現新人們大多不太注重編碼規范、牛人們不願意平衡功能與成本,這段代碼裡面很有些參照價值;
可做:這是個純粹的工具,不涉及機密;
能做:這個工具足夠小,很容易說清楚、看明白。
還請讀者們對作品本身發表意見。
本文出自 “葉偉(魔教教主)” 博客,請務必保留此出處http://davyyew.blog.51cto.com/1084625/868414