Re: Want some basic compare of data type on PostgreSQL and MySQL

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От Jasen Betts
Тема Re: Want some basic compare of data type on PostgreSQL and MySQL
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Msg-id j3npts$e8n$2@reversiblemaps.ath.cx
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Ответ на Want some basic compare of data type on PostgreSQL and MySQL  (bhavesh1385 <bhavesh.bece.13@gmail.com>)
Список pgsql-sql
On 2011-09-01, bhavesh1385 <bhavesh.bece.13@gmail.com> wrote:
> Hello All,
>
> I Want some basic compare of data type on PostgreSQL and MySQL.
>
> [1] How to make Primary Key as a Auto Increment...?

you can't, use the pseudo-type serial (or bigserial) instead 
which does something similar, but subtly different.

> [2] Suppose I want to put 'ENUM' data type then how i can do that ..?

I think you have to create an enum type first.

> [3] Please suggest me basic Data type Comparesion between PostgreSQL and
> MySQL .. like :-
>
>           PostgreSQL              MySQL
> ---------------------------------------------
>       characte varying         VARCHAR
>       integer                      INT

postgres understands varchar and int as well as aliases fior the
expected types

> like that i want all the possible data type comparision.

assuming you understand mysql types already:

http://www.postgresql.org/docs/9.0/interactive/datatype.html

-- 
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