Mysql
How to limit duplicate column results in a MySQL query?
I\'m having difficulty removing the duplicate data when exporting an order where more than 1 product is ordered.[详细]
2023-04-13 07:03 分类：问答Is there a benefit to starting MySQL data base id at a large number?
So i noticed in a script i\'m using that the id row in the database i have set up is started at 1728.[详细]
2023-04-13 07:00 分类：问答safest way to let users with no login to delete mysql entry
so heres the problem, i have an if() statement that determines whether a user has visited my site before, if they have then they have an option for removing their record from the database. Problem is[详细]
2023-04-13 06:51 分类：问答Improve performance when importing data to MySQL?
I\'m using Django to build a website with a MySQL (MyISAM) backend. The database data is imported from a number of XML files that a开发者_C百科n external script process and output as a JSON-file. Wh[详细]
2023-04-13 06:51 分类：问答Create C# classes based of MySQL table
Is there anything built into .Net or vi开发者_如何学Pythonsual studio that will allow my to create classes based off of a MySql table. I guess I am talking about persistence. I just want the class to[详细]
2023-04-13 06:48 分类：问答How to update an SQL table with F#
I would like to update a MySQL table from an F# query. Basically I am now able to import a MySql table into a F# matrix.[详细]
2023-04-13 06:42 分类：问答VB.NET DataSet doesn't clear
I\'m using the MYSQL .NET connector with an adapter to fill a dataset from a SELECT 开发者_如何学编程statement. Between different SELECT statements I use the DataSet.Clear() function. The Getxml shows[详细]
2023-04-13 06:38 分类：问答how can I delete double entries of different column
with other form i have table like rowsidsource_rowsame_as_row row1118 row2318 row3181 row4183 i want only elimatethe rows3 and row4 :[详细]
2023-04-13 06:31 分类：问答MySQL: LEFT JOIN or UNION table and set column value as column name?
Okay, so I know I might get reamed for even suggesting such a thing, but it has me curious... Let\'s suppose I have a table like:[详细]
2023-04-13 06:30 分类：问答How to insert multiple rows from array using CodeIgniter framework?
I\'m passing a large dataset into a MySQL table via PHP using insert commands and I\'m wondering if it\'s possible to insert approximately 1000 rows at a time via a query other than appending each val[详细]
2023-04-13 06:22 分类：问答
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