带你了解合并SQL脚本文件

use master
Go
if object_id('sp_ScriptMerge') Is Not Null
Drop proc sp_ScriptMerge
Go
Create Proc sp_ScriptMerge
(
@Path nvarchar(1024),
@FilesList nvarchar(max)= null,
@NewFileName nvarchar(1024)=null
)
As
/*合并SQL脚本文件(SQL)V1.0 Andy 2011-9-1*/
Declare
@ScriptNr nchar(21),
@subdirectoryStr nvarchar(512),
@Dir nvarchar(1024),
@ScriptCount int
Declare @subdirectoryTB Table (subdirectory nvarchar(512),depth smallint,[file] smallint)
Declare @tmp table(row smallint identity primary key,fileName nvarchar(512))
Set Nocount on
if right(@Path,1)<>'\' Set @Path=@Path+'\'
If Isnull(@NewFileName,'')='' Set @NewFileName=N'合并脚本-'+Convert(nvarchar(8),getdate(),112)
if lower(right(@NewFileName,4))<>'.sql' Set @NewFileName=@NewFileName+'.sql'
Set @NewFileName=@Path+@NewFileName
Set @ScriptNr='Nr: '+Replace(replace(Replace(replace(convert(nvarchar(23),getdate(),121),'-',''),':',''),' ',''),'.','')
Set @ScriptCount=0
/*读取脚本文件内容*/
if @FilesList >''
Begin
Set @FilesList='Select N'''+replace(@FilesList,',',''' Union All Select N''')+''''
Insert into @tmp([fileName]) Exec(@FilesList)
End
if object_id('Tempdb..#') Is Not Null Drop Table #
Create table #(row int identity(1,1) Primary key,text nvarchar(max))
Insert into @subdirectoryTB Exec xp_dirtree @Path,1,1
Declare cur_file cursor for
Select a.subdirectory
From @subdirectoryTB As a
left Join @tmp As b ON b.fileName=a.subdirectory
Where a.[file]=1 And a.subdirectory like '%.sql'
And (b.fileName=a.subdirectory Or Not Exists(Select 1 From @tmp))
Order By isnull(b.row,0),a.subdirectory
Open cur_file
fetch next From cur_file into @subdirectoryStr
While @@FETCH_STATUS = 0
Begin
Set @ScriptCount=@ScriptCount+1
Insert into #(text) Select +Char(13)+Char(10)+ N'Go'+Char(13)+Char(10)+ N'/* '+@ScriptNr+' ('+rtrim(@ScriptCount)+'): '+@subdirectoryStr+' */'+Char(13)+Char(10)+ N'Go'+Char(13)+Char(10)
Set @Dir='Type '+@Path+'"'+@subdirectoryStr+'"'
Insert into #(text)
Exec sys.xp_cmdshell @Dir
fetch next From cur_file into @subdirectoryStr
End
Close cur_file
Deallocate cur_file
if @ScriptCount >0 Insert into #(text) Select +Char(13)+Char(10)+ N'Go'+Char(13)+Char(10)+ N'/* '+@ScriptNr+' 合并完成(合计 '+rtrim(@ScriptCount)+' 各脚本文件). */'+Char(13)+Char(10)+ N'Go'+Char(13)+Char(10)
/*写入合并脚本文件*/
if @ScriptCount>0
Begin
Declare @object int,
@FileID int,
@hr int,
@src varchar(255),
@desc varchar(255),
@row int,
@text nvarchar(max)
Exec @hr=sp_OACreate 'Scripting.FileSystemObject',@object output
If @hr <> 0 Goto File_ErrorHandler
Exec @hr = sp_OAMethod @object,'CreateTextFile',@FileID OUTPUT, @NewFileName
If @hr <> 0 Goto File_ErrorHandler
Set @row=1
While Exists(Select 1 From # Where row=@row)
Begin
Set @text=(Select text From # Where row=@row)
Exec @hr = sp_OAMethod @FileID, 'WriteLine', NULL, @text
Set @row=@row +1
End
Goto File_Done
File_ErrorHandler:
Print N'*********** 读写文件的时候发生错误 ***********'
Exec @hr=sp_OAGetErrorInfo @object, @src OUT, @desc OUT
Select convert(varbinary(4),@hr) As hr, @src As Source, @desc As Description
File_Done:
Exec @hr = sp_OADestroy @FileID
Exec @hr = sp_OADestroy @object
Print N'*********** 合并脚本完成 ***********'
Print N'合并后脚本文件: '+@NewFileName
End
Go

 

Exec sys.sp_configure @configname = 'show advanced options',@configvalue = 1
reconfigure
go
Exec sys.sp_configure @configname = 'xp_cmdshell',@configvalue = 1
reconfigure
Go
Exec sys.sp_configure @configname = 'Ole Automation Procedures',@configvalue = 1
reconfigure
Go

use master
GO
Exec master.dbo.sp_ScriptMerge
@Path = 'C:\Users\Administrator\Desktop\temp', -- nvarchar(1024)
@FilesList = '', -- nvarchar(max)
@NewFileName = '合并脚本20110905.sql' -- nvarchar(1024)

using System;
using System.Data;
using System.Data.SqlClient;
using Microsoft.SqlServer.Server;
using System.Data.SqlTypes;
using System.IO;
using System.Text;
public class clScriptMerge
{
[Microsoft.SqlServer.Server.SqlProcedure]
public static void SQLScriptMerge(string Path, string FilesList, string NewFileName)
{
try
{
string[] strFiles ;
FileInfo[] myFileInfo = (new DirectoryInfo(Path)).GetFiles("*.sql");
string strScriptNr = @"Nr" + DateTime.Now.ToString("yyyyMMddHHmmssFFF");
int intCount=0;
if (NewFileName == null || NewFileName=="")
{
NewFileName = "合并脚本" + DateTime.Now.ToString("yyyyMMdd") + ".sql";
}
SqlContext.Pipe.Send(NewFileName.ToString()); //打印已合并的SQL文件名
// 1.获得SQL脚本列表
if (FilesList != "")
{
strFiles = FilesList.Split(','); //筛分SQL脚本文件名列表,以","分隔
}
else
{
strFiles = new string[myFileInfo.Length];
for (int i = 0; i < myFileInfo.Length; i++)
{
strFiles[i] = myFileInfo[i].Name;
}
}
// 2.合并脚本
SqlContext.Pipe.Send("【SQL脚本文件列表】:\n--------------------------------------------");
StreamWriter SW = new StreamWriter(Path + @"\" + NewFileName, true, Encoding.Unicode); //使用Unicode编码
SW.WriteLine(@"Go\n/*============ " + strScriptNr + "====Start===================================*/\nGo\n"); //记录生成的合并脚本编号&合并动作的开始位置
foreach (string strFile in strFiles)
{
if (strFile !=NewFileName)
{
intCount += 1;
SW.WriteLine(@"/* " + strScriptNr +@" ("+intCount+@"): " + strFile + "*/\nGo\n"); //记录合并哪一个脚本文件
using (StreamReader SR = new StreamReader(Path + @"\" + strFile, Encoding.Default))
{
string line;
while ((line = SR.ReadLine()) != null)
{
SW.WriteLine(line);
}
SR.Close();
}
SqlContext.Pipe.Send(strFile.ToString()); //打印已合并的SQL文件名
}
}
SW.WriteLine(@"/*============ " + strScriptNr + "====End (一共 " + intCount + " 个文件)===================================*/\nGo\n"); //记录生成的合并脚本文件个数&合并动作的结束位置
SW.Close();
SqlContext.Pipe.Send("\n\n【合成后文件】:\n--------------------------------------------\n" + NewFileName);
}
catch (System.Exception e)
{
SqlContext.Pipe.Send("\n在方法SQLScriptMerge内发生错误： \n\n" + e.ToString());
}
}
}