make a field auto_increment mysql
ALTER TABLE document MODIFY COLUMN document_id INT auto_incrementmake a field auto_increment mysql
ALTER TABLE document MODIFY COLUMN document_id INT auto_incrementmysql set id auto increment
ALTER TABLE users AUTO_INCREMENT=1001;insert into auto increment mysql
/* To insert into an auto incrementing field without specifing every column in
the table, you can use the key word default in the place of the auto
incrementing column*/
INSERT INTO my_table VALUES(default, "test1", 222)
/*VS */
INSERT INTO my_table(name, num) VALUES("test1", 222)
/*Having to type out all of the column names except the auto incrementing one
can be very tedious when you have many columns, just use the keyword defualt
instead and you only have to type it once.auto increment column in mysql query results
SET @auto_increment=0;
SELECT @auto_increment := @auto_increment+1 AS `No`;Copyright © 2021 Codeinu
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