Top "Auto-increment" questions

a database constraint that automatically increases from the last record when making an INSERT

PHP function to increment variable by 1 each time

I have started writing a PHP script for a game about creatures, there are 4 yes/no questions and what I …

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currval has not yet been defined this session, how to get multi-session sequences?

My objective is to get a primary key field automatically inserted when inserting new row in the table. How to …

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What is the difference between "++" and "+= 1 " operators?

In a loop in C++, I usually encounter situations to use ++ or +=1, but I can't tell their difference. For instance, …

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SQL-How to Insert Row Without Auto incrementing a ID Column?

I have a table that has a forced auto increment column and this column is a very valuable ID that …

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C# Class Auto increment ID

I am creating a class in C# called "Robot", and each robot requires a unique ID property which gives themselves …

c# class identity auto-increment member
SQL Server 2005 ROW_NUMBER() without ORDER BY

I am trying to insert from one table into another using DECLARE @IDOffset int; SELECT @IDOffset = MAX(ISNULL(ID,0)) FROM …

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Auto increment table column

Using Postgres, I'm trying to use AUTO_INCREMENT to number my primary key automatically in SQL. However, it gives me …

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mysql Failed to read auto-increment value from storage engine

I am having mysql table with one id field as auto-increment . When I insert values to the table am getting …

mysql database auto-increment
How to use an auto incremented primary key as a foreign key as well?

This is what I'm trying to do: I have 2 tables... CREATE TABLE `parent` ( `id` int(11) NOT NULL AUTO_INCREMENT, `data` …

mysql foreign-keys constraints auto-increment database-relations
Troubles of adding a new ID (auto increment) after table exist

I have a table with 38.000 records, but without any auto increment column like ID. Now I have to add an …

mysql auto-increment