Deleting duplicate record from table - SQL query
I need to delete duplicate rows only from the table, like I have 3 duplicate rows in the table, my query will delete 2 rows from 3 duplicated rows. How can I get this? Please help me. Thanks ...
I need to delete duplicate rows only from the table, like I have 3 duplicate rows in the table, my query will delete 2 rows from 3 duplicated rows. How can I get this? Please help me. Thanks ...
Pretty basic question here, but its still got me a little confused.. I have an object(navigation menu bar) that I want to change the colors on with code, so in an updateColor function, I get the bounds of the object (which is a drawing shape contained in a movieclip) and redraw a new shape on top of it with the new color, but I've notic...
What is the simplest way to forcefully delete a directory and all its subdirectories in PowerShell? I am using PowerShell V2 in Windows 7. I have learned from several sources that the most obvious command, Remove-Item $targetDir -Recurse -Force, does not work correctly. This includes a statement in the PowerShell V2 online help (found u...
I have a single threaded program (C++, Win32, NTFS) which first creates a quite long temporary file, closes it, opens for read, reads, closes again and tries to delete using DeleteFile(). Usually it goes smoothly, but sometimes DeleteFile() fails, and GetLastError() returns ERROR_ACCESS_DENIED. File is not read-only for sure. It happen...
Consider var person=JSON.parse('{"name":"Alice","id",1234}'). How do I remove a key from the variable person? For example, how do I remove "name" completely, so that person becoems {"id":1234}? ...
Entity A and B have a many to many relationship using link table AtoB. If Entity A is deleted, the related links are deleted by hibernate. So far so good. My problem is that my link table is a view hiding a much more complicated relationship and works perfectly in this situation except when hiberate tries to delete the link rows from t...
I have a db table that has > 14M rows. If I attempt to perform: delete from table The connection hangs out. How can I delete all the rows, in "batchs" ( I guess ) so they are deleted eventually? ...
How can I permanently delete a folder/file under TFS 2005 source control? I know about the tf destroy command, but that only works with TFS 2008. I also know about the TFS PowerPack at CodePlex, but I want to know if there is a built-in tool to achieve this. ...
I want to delete certain items from the database. I have the following query: SELECT * FROM sheets, entries WHERE entries.sheetID = sheets.id AND sheets.clientID = 13 This works, and returns 2 results. Now I want to turn this SELECT query into a DELETE query. However, the following doesn't work: DELETE FROM sheets, entries WHERE ...
I am using the following code to set a cookie in my asp.net mvc(C#) application: public static void SetValue(string key, string value, DateTime expires) { var httpContext = new HttpContextWrapper(HttpContext.Current); _request = httpContext.Request; _response = httpContext.Response; HttpCookie co...
I deleted a repository from archiva but I only deleted the configuration and not the contents. When I'm ready to delete the contents, what's the best way to do so? ...
Hello folks, We have a table with a 150+million records. We need to clear/delete all rows. Delete operation would take forever due to it writing to the t-logs and we cannot change our recovery model for the whole DB. We have tested the truncate table option. What we realized that truncate deallocates pages from the table, and if I am...
If I want to delete all the tables in my database like this, will it take care of the foreign key constraint? If not, how do I take care of that first? GO IF OBJECT_ID('dbo.[Course]','U') IS NOT NULL DROP TABLE dbo.[Course] GO IF OBJECT_ID('dbo.[Student]','U') IS NOT NULL DROP TABLE dbo.[Student] ...
I have such table: users: id PK . . . workers: id PK user_id (FK to users) . . . evaluations: id PK worker_id (FK to workers) . . . And now I want to delete user. When I delete user then worker also should be deleted. How can I do this? ...
I know of two ways to delete data from a database table DELETE it forever Use a flag like isActive/isDeleted Now the problem with isActive is that I have to track everywhere in my SQL queries that whether the record is active or not. Using DELETE however gets rid of the data forever. What would be the best way to backup this data? ...
If you delete a directory from a SVN working copy, but haven't commited yet, it's not obvious how to get it back. Google even suggests "svn undo delete before commit" as a common query when you type "svn undo d", but the search results are unhelpful. edit: I'd like a solution that works in subversion 1.4.4 ...
Hi, Using templates, how can I delete multiple records from a table in same Delete statement? Please advise. Thanks Pankaj ...
Hi I am trying to delete list of albums from Album table. Following is the syntax but it fails saying "Lambda Parameter not in scope" Album.Delete(x => (ListOfIds).Contains(x.Id)); What am I missing here? Please advise. Thanks Pankaj ...
Hi, I have disabled log shipping on a SQL 2005 database and deleted the log shipping DB on the secondary server. However i cannot delete the LSRestore_DB___ job, either by T-SQL (sp_delete_log_shipping_primary_secondary, sp_delete_job) or using the management studio on the secondary server. It just wont go. The query keeps on executing f...
Hey Why can't I delete files after downloading file I get error: file 'exfile.jpgg' because it is being used by another process. Edit: (Here is more code) string file_name = "pic.jpg" WebClient client = new WebClient(); client.DownloadFile("http://picture.com/pic.jpg...