【問題】DB結構的發佈,SQL Server的管理器可以生成腳本;那麼數據如何發佈呢?
【思路】生成INSERT INTO ... VALUES...語句
- /*-- =============================================
- -- Author: Yew
- -- Create date: 2012-05-18
- -- Description: 生成數據發佈的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範、牛人們不願意平衡功能與成本,這段代碼裏面很有些參照價值;
- 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。