mssql怎么批量替換整個(gè)數(shù)據(jù)庫(kù)

這篇文章主要講解了“mssql怎么批量替換整個(gè)數(shù)據(jù)庫(kù)”，文中的講解內(nèi)容簡(jiǎn)單清晰，易于學(xué)習(xí)與理解，下面請(qǐng)大家跟著小編的思路慢慢深入，一起來(lái)研究和學(xué)習(xí)“mssql怎么批量替換整個(gè)數(shù)據(jù)庫(kù)”吧！

declare cur cursor FOR
SELECT name,id FROM sysobjects WHERE xtype=U
 
open cur
fetch next FROM cur INTO @tableName,@tbID
 
while @@fetch_status=0
begin
declare cur1 cursor FOR
        --xtype in (231,167,239,175,99) 為char,varchar,nchar,nvarchar,ntext類型
        SELECT name FROM syscolumns WHERE xtype IN (231,167,239,175,99) AND
open cur1
fetch next FROM cur1 INTO @columnName
while @@fetch_status=0
begin
      SET @sql=update [ + @tableName + ] set [+ @columnName +]= replace(cast([+@columnName+] as varchar(8000)),+@Str1+,+@Str2+) where [+@columnName+] like  
      --update tablename set fieldA=replace(cast(fieldA as varchar(8000)) ,aa,bb)這樣的語(yǔ)句。
      exec sp_executesql @sql    
      SET @iRow=@@rowcount
      SET @iResult=@iResult+@iRow
      IF @iRow>0
      begin
print 表：,列:+@columnName+被更新+convert(varchar(10),@iRow)+條記錄;
      end    
      fetch next FROM cur1 INTO @columnName
 
 
end
close cur1
deallocate cur1
 
fetch next FROM cur INTO @tableName,@tbID
end
print 共有+convert(varchar(10),@iResult)+條記錄被更新!!!
 
close cur
deallocate cur
SET nocount off

感謝各位的閱讀，以上就是“mssql怎么批量替換整個(gè)數(shù)據(jù)庫(kù)”的內(nèi)容了，經(jīng)過(guò)本文的學(xué)習(xí)后，相信大家對(duì)mssql怎么批量替換整個(gè)數(shù)據(jù)庫(kù)這一問(wèn)題有了更深刻的體會(huì)，具體使用情況還需要大家實(shí)踐驗(yàn)證。這里是億速云，小編將為大家推送更多相關(guān)知識(shí)點(diǎn)的文章，歡迎關(guān)注！