[GENERAL] forcing use of more indexes (bitmap AND)

2008-03-14 Thread Ow Mun Heng
query is something like this Select * from v_test where acode Like 'PC%' and rev = '0Q' and hcm = '1' and mcm = 'K' where acode, rev, hcm, mcm are all indexes. Currently this query is only using the rev and mcm for the bitmapAND. it then does a

Re: [GENERAL] forcing use of more indexes (bitmap AND)

2008-03-14 Thread Scott Marlowe
On Fri, Mar 14, 2008 at 12:28 AM, Ow Mun Heng [EMAIL PROTECTED] wrote: query is something like this Select * from v_test where acode Like 'PC%' and rev = '0Q' and hcm = '1' and mcm = 'K' where acode, rev, hcm, mcm are all indexes.

Re: [GENERAL] forcing use of more indexes (bitmap AND)

2008-03-14 Thread A. Kretschmer
am Fri, dem 14.03.2008, um 14:28:15 +0800 mailte Ow Mun Heng folgendes: query is something like this Select * from v_test where acode Like 'PC%' and rev = '0Q' and hcm = '1' and mcm = 'K' where acode, rev, hcm, mcm are all indexes. Currently

Re: [GENERAL] forcing use of more indexes (bitmap AND)

2008-03-14 Thread Ow Mun Heng
On Fri, 2008-03-14 at 00:50 -0600, Scott Marlowe wrote: On Fri, Mar 14, 2008 at 12:28 AM, Ow Mun Heng [EMAIL PROTECTED] wrote: query is something like this Select * from v_test where acode Like 'PC%' and rev = '0Q' and hcm = '1' and

Re: [GENERAL] forcing use of more indexes (bitmap AND)

2008-03-14 Thread Ow Mun Heng
On Fri, 2008-03-14 at 07:53 +0100, A. Kretschmer wrote: am Fri, dem 14.03.2008, um 14:28:15 +0800 mailte Ow Mun Heng folgendes: query is something like this Select * from v_test where acode Like 'PC%' and rev = '0Q' and hcm = '1' and mcm = 'K'

Re: [GENERAL] forcing use of more indexes (bitmap AND)

2008-03-14 Thread A. Kretschmer
am Fri, dem 14.03.2008, um 15:06:56 +0800 mailte Ow Mun Heng folgendes: On Fri, 2008-03-14 at 07:53 +0100, A. Kretschmer wrote: am Fri, dem 14.03.2008, um 14:28:15 +0800 mailte Ow Mun Heng folgendes: query is something like this Select * from v_test where acode Like

Re: [GENERAL] forcing use of more indexes (bitmap AND)

2008-03-14 Thread Ow Mun Heng
On Fri, 2008-03-14 at 08:26 +0100, A. Kretschmer wrote: am Fri, dem 14.03.2008, um 15:06:56 +0800 mailte Ow Mun Heng folgendes: On Fri, 2008-03-14 at 07:53 +0100, A. Kretschmer wrote: am Fri, dem 14.03.2008, um 14:28:15 +0800 mailte Ow Mun Heng folgendes: query is something like