Daniel Bausch wrote:
I am going to implement a simple kind of encoded bitmap indexes
(EBI).
I thought, it could be a good idea to base my work on the long
proposed
on-disk bitmap index implementation. Regarding to the wiki, you,
Jonah
and Simon, were the last devs that touched this thing.
Hi Albe and the list,
I am going to implement a simple kind of encoded bitmap indexes (EBI).
I thought, it could be a good idea to base my work on the long proposed
on-disk bitmap index implementation. Regarding to the wiki, you,
Jonah and Simon, were the last devs that touched this thing.
Dear Albe and Daniel,
On Wed, Sep 05, 2012 at 11:28:18AM +0200, Daniel Bausch wrote:
Hi Albe and the list,
I am going to implement a simple kind of encoded bitmap indexes (EBI).
I thought, it could be a good idea to base my work on the long proposed
on-disk bitmap index
Hi Gianni!
Thank you for your attention and response!
I used the (more recent) patches posted by Gianni Ciolli in 2008 and
currently am in the process of porting those to master HEAD -- like I
promised.
Back in 2008 the PostgreSQL project wasn't using git, and I wasn't
either; hence that
Hi Daniel,
On Wed, Sep 05, 2012 at 01:37:59PM +0200, Daniel Bausch wrote:
Is that, what your bmi-perf-test.tar.gz from 2008 does? I did not
look into that.
IIRC yes (but it's been a long time and I don't have a copy at hand
now).
Best regards,
Dr. Gianni Ciolli - 2ndQuadrant Italia
Daniel Bausch wrote:
Hello Jonah, Simon, and the hackers,
I am going to implement a simple kind of encoded bitmap indexes
(EBI).
That is an index type where the bitmap columns may not only contain
only a single '1' in the set of bits belonging to a tuple. Instead,
an
additional mapping
Am 20.08.2012 09:40, schrieb Albe Laurenz:
Daniel Bausch wrote:
Hello Jonah, Simon, and the hackers,
I am going to implement a simple kind of encoded bitmap indexes
(EBI).
That is an index type where the bitmap columns may not only contain
only a single '1' in the set of bits belonging to
Am 20.08.2012 11:44, schrieb Daniel Bausch:
Actually, I was not involved in writing that paper. I want to use that
idea to show something different. I know of a follow up work by Golam
Rabilul Alam et al. that uses the query history and data mining on that
to optimize for the most common
Hello Jonah, Simon, and the hackers,
I am going to implement a simple kind of encoded bitmap indexes (EBI).
That is an index type where the bitmap columns may not only contain
only a single '1' in the set of bits belonging to a tuple. Instead, an
additional mapping table translates the distinct