Re: pgsql-sql@postgresql.org - Mailing list pgsql-sql

because I'm a new to stored procedure
I gave only one store procedure, and I've 10 more to convert
an example would help me

-----Message d'origine-----
De : pgsql-sql-owner@postgresql.org
[mailto:pgsql-sql-owner@postgresql.org]De la part de Christopher
Kings-Lynne
Envoyé : mercredi 14 août 2002 10:43
À : philip johnson; pgsql-sql@postgresql.org
Objet : Re: [SQL] pgsql-sql@postgresql.org


Why not spend 5 minutes reading the documentation and trying to do it
yourself before asking us to do your job for you?

http://www.us.postgresql.org/users-lounge/docs/7.2/postgres/plpgsql.html

Chris


> -----Original Message-----
> From: pgsql-sql-owner@postgresql.org
> [mailto:pgsql-sql-owner@postgresql.org]On Behalf Of philip johnson
> Sent: Wednesday, 14 August 2002 3:29 PM
> To: pgsql-sql@postgresql.org
> Subject: [SQL] pgsql-sql@postgresql.org
> Importance: High
>
>
> I've a stored procedure I'd like to migrate from MS SqlServer
> to Postgresql 7.2.1. How can I do ?
> here is the stored procedure
> CREATE PROCEDURE ws_doc_tree_new
>   @parent_node_id int,
>   @label varchar(50),
>   @publication varchar(32)
> AS
>
>   DECLARE
>     @doc_exists int,
>     @new_node_id int,
>     @parent_doc_id int,
>     @parent_node_path varchar(250),
>     @parent_tree_level int
>
>   /* check if label does not already exists */
>   SELECT
>        @doc_exists = count(*)
>   FROM
>        ws_doc_tree
>   WHERE
>        ws_doc_tree.parent_node_id = @parent_node_id
>        AND ws_doc_tree.label = @label
>
>   IF (@doc_exists > 0)
>     BEGIN
>     RAISERROR ('Could not create child node, a folder with the same name
> already exists',16,1)
>     RETURN 0
>     END
>
>   SELECT
>         @parent_node_path = ws_doc_tree.node_path +
> ws_doc_tree.label + '/',
>         @parent_tree_level = ws_doc_tree.tree_level
>   FROM
>         ws_doc_tree
>   WHERE
>         ws_doc_tree.node_id = @parent_node_id
>
>   BEGIN TRANSACTION
>   SELECT @new_node_id = max(ws_doc_tree.node_id) + 1 FROM ws_doc_tree
>
>   INSERT INTO ws_doc_tree
>       (node_id,
>        label,
>        node_path,
>        parent_node_id,
>        tree_level,
>        publication,
>        creation_dt)
>   VALUES
>       (@new_node_id,
>        @label,
>        @parent_node_path,
>        @parent_node_id,
>        @parent_tree_level +1,
>        @publication,
>        current_timestamp)   COMMIT TRANSACTION
>
>   RETURN @new_node_id
>
>
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