sp_dba_table.sql

>>Script Language and Platform: Sybase Transact SQL
This stored procedure displays user of system table list ordered by size (Ko).

Author: jflebon

use sybsystemprocs

go

if exists (select name from sybsystemprocs..sysobjects

  where name=”sp_dba_table” and type=”P”)

   begin

        drop procedure sp_dba_table

   end

go
create procedure sp_dba_table @tabletype char(1) = NULL

as

/*
 *@(#) Author   : JF LEBON

 *@(#) Version  : 1.0

 *@(#) Date     : 28/03/2004

 *@(#) Syntax   : exec sp_dba_table <table type> ‘S’ system tables ‘U’ user table

 *@(#) Comments :

 *@(#) Changes  :
 */
set nocount on
— Nobody but SA !

if suser_id() !=1

   begin

        print “WARNING: You have to be SA to execute this procedure.”

	return (1)

   end
— Never use it inside a transaction !

if @@trancount > 0

   begin

   	print “WARNING: You can NOT use this procedure inside a transaction.”

	return (1)

   end
— Few variables…

declare @page_size int
— User tables or System tables, if none default is ‘S’ system tables…

if @tabletype is not null

   begin

        select @tabletype = upper(@tabletype)

        if @tabletype not in (‘U’,’S’) begin goto USAGE end

   end

else

    begin

         select @tabletype = ‘S’

    end
— What is the dataserver’s page size ?

select @page_size = low/1024 from master.dbo.spt_values where type = ‘E’ and number = 1
— Enjoy your flight !

select name = o.name,

       row_total = convert(real,sum(rowcnt(i.doampg))),

       data_size = convert(real,sum(convert(numeric(32, 9),data_pgs(i.id, i.doampg)) * @page_size)),

       index_size = convert(real,sum(convert(numeric(32, 9),data_pgs(i.id, i.ioampg)) * @page_size)),

       reserved = convert(real,sum(convert(numeric(32, 9),(reserved_pgs(i.id, i.doampg) + reserved_pgs(i.id, i.ioampg))) * @page_size)),

       unused = convert(real,sum(convert(numeric(32, 9),((reserved_pgs(i.id, i.doampg) + reserved_pgs(i.id, i.ioampg))

	        – (data_pgs(i.id, i.doampg) + data_pgs(i.id, i.ioampg)))) * @page_size))

from master.dbo.spt_values d, sysobjects o, sysindexes i

     where o.type in (@tabletype) and o.id = i.id and d.number = 1 and d.type = “E”

     group by o.id order by data_size desc
return (0)
USAGE:

print “USAGE: exec sp_dba_table [’table type’]”

print “Exemple: exec sp_dba_table ‘U'”

print ”         exec sp_dba_table ‘S'”

go

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