auto-increment

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Django page hit counter concurrency

Im a django newbie. Im making a crude hit counter as an assignment for a course in web programming at Uni. I made a class HitCount:[详细]

2023-03-31 15:59 分类：问答
Understanding MySQLs behaviour when adding a autoincremented primary key afterwards

Let\'s say we have a (InnoDB) table associations in a MySQL-Database which has the following structure:[详细]

2023-03-31 13:09 分类：问答
phpMyAdmin - autoincrementing ID

Quick question regarding phpMyAdmin and autoincrementing. If I add a product and it is assigned id 1, then I delete it before adding another, the next one is given the id 2 even though I deleted id 1.[详细]

2023-03-31 07:16 分类：问答
MySql LOAD DATA is ignoring my Primary Key id, and using autoincrement instead

I have a table that has a simple primary key, marked as auto_increment. (Using MySQL 5.0.77) I do repeated LOAD DATA operations. I need to overwrite all of the data, with complete control over my pr[详细]

2023-03-28 08:51 分类：问答
sql statement to regnerate auto increment field from start to end again

I have one MYSQL table. In that table there is one column name SRNO is its primary key and auto increment also.[详细]

2023-03-27 14:56 分类：问答
MySQL, autoincrement sequence?

In a MySQL database column that has been set to AUTO_INCREMENT, can I assume that the values will always be created sequentially?[详细]

2023-03-27 05:26 分类：问答
From MySQL to Oracle (NOW() and autoincrement ID)

I really don\'t know how to ask this, but... the code will help me: /** * Languages table definition */[详细]

2023-03-27 04:41 分类：问答
Mysql reset auto_increment not for new ids but for all (also old ids)

Hi all is there any SQL function to reset all auto_increment ids? I mean , i have this situation (id =1 , id2 = 2, id3 =3)[详细]

2023-03-27 01:10 分类：问答
Is mysql auto increment for the next number or the current number?

So, say I have 4 rows 1 | Matt 2 | Jack 3 | Mike 4 | Josh 开发者_如何学编程 what would the the auto increment value be? 4 or 5?It is the next value that will be inserted, so in your example the auto[详细]

2023-03-25 10:36 分类：问答
Trying to add Primary Key to MYSQL

Here is my code: ALTER TABLE `$table` ADD PRIMARY KEY `id` INT( 11 ) NOT NULL AUTO_INCREMENT FIRST It keeps giving me errors about the syntax on adding a primary key.What will make it go through?[详细]

2023-03-25 07:41 分类：问答