Αποτελέσματα Αναζήτησης
Learn how to use the AUTO_INCREMENT keyword to generate a unique number for each new record in a table. See examples of creating and altering an auto-increment primary key field in MySQL.
30 Δεκ 2014 · MySQL - Setup an auto-incrementing primary key that starts at 1001: Step 1, create your table: create table penguins( my_id int(16) auto_increment, skipper varchar(4000), PRIMARY KEY (my_id) ) Step 2, set the start number for auto increment primary key: ALTER TABLE penguins AUTO_INCREMENT=1001; Step 3, insert some rows:
Learn how to use the AUTO_INCREMENT attribute to generate unique identities for new rows in MySQL tables. See examples, syntax, notes, and limitations for different storage engines and modes.
In MySQL, you use the AUTO_INCREMENT attribute to automatically generate unique integer values for a column whenever you insert a new row into the table. Typically, you use the AUTO_INCREMENT attribute for the primary key column to ensure each row has a unique identifier.
Learn how to use AUTO_INCREMENT to generate unique integer numbers for a column in MySQL. See examples, details, restrictions, gaps, restart, and conversion to other databases.
In MySQL, you can create a column that contains a sequence of numbers (1, 2, 3, and so on) by using the AUTO_INCREMENT attribute. The AUTO_INCREMENT attribute is used when you need to create a unique number to act as a primary key in a table.
Learn how to use auto-increment columns to generate unique identifiers for new rows in a table. See the syntax, data types, examples, and how to view and modify the next value of an auto-increment column.
