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Thread: How to use identify in Mysql

  1. #1
    Join Date
    Jul 2003
    Posts
    421

    How to use identify in Mysql

    I can use the following way to create a table , what is wrong?
    create table elements (id integer(3) IDENTITY,
    name char(30),
    number char(30),
    mass char(30),
    symbol char(2));
    CREATE UNIQUE INDEX ui_elements_pk ON elements (symbol)
    insert into elements ( name, number, mass, symbol) values ('Manganese','25','55','Mn');
    insert into elements ( name, number, mass, symbol) values ('Zinc','30','65','Zn');
    insert into elements ( name, number, mass, symbol) values ('Thulium','69','169','Tm');
    insert into elements ( name, number, mass, symbol) values ('Californium','98','251','Cf');
    insert into elements ( name, number, mass, symbol) values ('Gold','79','197','Au');
    insert into elements ( name, number, mass, symbol) values ('Ytterbium','70','173','Yb');
    insert into elements ( name, number, mass, symbol) values ('Molybdenum','42','96','Mo');
    insert into elements ( name, number, mass, symbol) values ('Palladium','46','106','Pd');
    Thank you
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    Last edited by sql; 03-06-2011 at 02:01 AM.

  2. #2
    Join Date
    Sep 2004
    Location
    New Delhi
    Posts
    2
    I guess MySQL's AUTO_INCREMENT is equivalent to MSSQL's IDENTITY..

    So Try this..

    create table elements (id integer(3) AUTO_INCREMENT PRIMARY KEY,
    name char(30),
    number char(30),
    mass char(30),
    symbol char(2));

  3. #3
    Join Date
    Jul 2003
    Posts
    421
    Thank you!
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    Last edited by sql; 03-06-2011 at 02:02 AM.

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