auto-increment

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Access Auto-Increment Value During INSERT INTO Statement

I am currently using MySQL. I have a table that has an auto_increment \'id\' field, and an \'imgname\' field containing a string that is the file name of an image.[详细]

2023-03-25 06:24 分类：问答
Getting the next AUTO_INCREMENT value of a SQLite database

Using the typical SQLiteDatabase object in Android\'s API, what can I do to get the next AUTO_INCREMENT value of a particular column (ie. id) without affecting the value itself. Is there a method for[详细]

2023-03-25 05:13 分类：问答
Compact or renumber IDs for all tables, and reset sequences to max(id)?

After running for a long time, I get more and more holes in the id field. Some tables\' id are int32, and the id sequenc开发者_高级运维e is reaching its maximum value. Some of the Java sources are rea[详细]

2023-03-24 19:57 分类：问答
MySQL's AUTO_INCREMENT behavior in a multiple row insert

I think the answer to my question is obvious but since I could not find any documentation to support it, I thought it\'s worth asking. At least for the record.[详细]

2023-03-24 00:45 分类：问答
How do I add a auto_increment primary key in SQL Server database?

I have a table set up that currently has no primary key. All I need to do is add a primary key, no null, auto_increment.[详细]

2023-03-22 04:13 分类：问答
Setting custom value for auto-increment column in EF4

I am using EF4 with ASP.NET. The entity Subject has a field Id which is set to auto-increment in MySql. This normally works great, but on one occasion I need to set a custom value for Id.[详细]

2023-03-21 07:14 分类：问答
Duplicate entry '6343' for key 'PRIMARY'

I\'ve begun receiving the above error when trying to add a record to a database. The column in question is set to \'auto_increment\' and is of datatype \'INT\' with a length of 10.[详细]

2023-03-21 04:39 分类：问答
How to re-assign AUTO_INCREMENT column for every row in a MySQL table using PHP

I have an image gallery which website members can upload images to. When an image is uploaded, a MySQL row is written, containing various pieces of information about the image开发者_运维知识库, member[详细]

2023-03-20 23:07 分类：问答
Oracle: insert without columns specification

I have an oracle table with a sequence and a trigger to autoincrement a column. Now I want to make an insert. Normally I should write:[详细]

2023-03-20 17:46 分类：问答
Should I implement auto-incrementing in MongoDB?

I\'m making the switch to MongoDB from MySQL. A familiar architecture to me for a very basic users table would have开发者_JAVA技巧 auto-incrementing of the uid. See Mongo\'s own documentation for this[详细]

2023-03-19 11:45 分类：问答