Re: [GENERAL] moving to PostgreSQL from MS-SQL and from Oracle, looking for feature comparison information

2015-05-09 Thread Yuri Budilov
MANY THANKS to everyone who replied ! Keep up great work! more things (critical for very large and mission critical databases) - database row/page compression - it looks to me that there is no page/block compression available on PostgreSQL 9.4 along the lines of MS-SQL/Oracle row/page

Re: [GENERAL] moving to PostgreSQL from MS-SQL and from Oracle, looking for feature comparison information

2015-05-09 Thread Maxim Boguk
On Sun, May 10, 2015 at 12:30 PM, Yuri Budilov yuri.budi...@hotmail.com wrote: MANY THANKS to everyone who replied ! Keep up great work! more things (critical for very large and mission critical databases) - database row/page compression - it looks to me that there is no page/block

Re: [GENERAL] moving to PostgreSQL from MS-SQL and from Oracle, looking for feature comparison information

2015-05-09 Thread Albe Laurenz
Maxim Boguk wrote: database and transaction log backup compression? not available? Transaction log backup compression not available (however could be easily archived via external utilities like bzip2). Well, in PostgreSQL you backup transaction logs by setting archive_command, which is a

Re: [GENERAL] moving to PostgreSQL from MS-SQL and from Oracle, looking for feature comparison information

2015-05-09 Thread Jack Christensen
On 05/09/2015 06:33 AM, Stephen Frost wrote: Temporary tables will be in memory unless they overflow work_mem and we do support unlogged tables and tablespaces which you could stick out on a ramdisk if you want. I would suggest not putting a table space on a ramdisk. According to the docs this

Re: [GENERAL] moving to PostgreSQL from MS-SQL and from Oracle, looking for feature comparison information

2015-05-09 Thread Maxim Boguk
Hi Yuri, I will try answer your questions one by one. In the meantime, I have scanned the manual for PostgreSQL 9.4 and there are a few things I was not able to find in the manual, my apologies if I missed it: 1. does PostgreSQL have parallel query capability like MS-SQL 2008+ and Oracle

Re: [GENERAL] Postgresql and GlassFish - cannot commit when autoCommit is enabled

2015-05-09 Thread Bill Moran
On Thu, 07 May 2015 10:07:44 +0300 ? ooo_satu...@mail.ru wrote: I have postgresql 9.4 and glassfish 4.1. Besides I use MyBatis inside EJB. Now I try to make select from table and this is what I get: javax.resource.spi.LocalTransactionException:Cannot commit when autoCommit

[GENERAL] Re: moving to PostgreSQL from MS-SQL and from Oracle, looking for feature comparison information

2015-05-09 Thread Albe Laurenz
Yuri Budilov wrote: My employer is evaluating PostgreSQL as a possible replacement for Oracle 11g R2 and MS-SQL 2008 R2 for some systems. I am completely new to PostgreSQL but experienced in MS-SQL and also in Oracle 11g R2. We need to establish what PostgreSQL is good at and not so good

Re: [GENERAL] Streaming replication and an archivelog

2015-05-09 Thread Sameer Kumar
On Fri, May 8, 2015 at 2:29 PM James Sewell james.sew...@lisasoft.com wrote: Hello All, I am running 9.4 on Centos. I have three servers, one master and two slaves. The slaves have the following recovery.conf standby_mode = 'on' primary_conninfo = 'user=postgres host=mastervip port=5432'

Re: [GENERAL] moving to PostgreSQL from MS-SQL and from Oracle, looking for feature comparison information

2015-05-09 Thread Stephen Frost
Yuri, Maxim, A few clarifications- * Maxim Boguk (maxim.bo...@gmail.com) wrote: In the meantime, I have scanned the manual for PostgreSQL 9.4 and there are a few things I was not able to find in the manual, my apologies if I missed it: 1. does PostgreSQL have parallel query capability

[GENERAL] RPM building tools and info missing?

2015-05-09 Thread Bill Moran
I might need to roll a custom PostgreSQL server RPM for my current job. Looking here: https://wiki.postgresql.org/wiki/RPM_Packaging The link to the specfiles and other data at http://svn.pgrpms.org/repo/ gives a 404. I found a few other pieces on the internet suggesting the same URL, and can't

Re: [GENERAL] moving to PostgreSQL from MS-SQL and from Oracle, looking for feature comparison information

2015-05-09 Thread Kevin Grittner
Stephen Frost sfr...@snowman.net wrote: Maxim Boguk (maxim.bo...@gmail.com) wrote: 6. does PostgreSQL support NUMA on Intel based X64 servers and does it support Hyper-Threading ? No NUMA support. Yes PostgreSQL will work on HT enabled servers (will it be efficient - depend on workload and

Re: [GENERAL] moving to PostgreSQL from MS-SQL and from Oracle, looking for feature comparison information

2015-05-09 Thread Stephen Frost
* Melvin Davidson (melvin6...@gmail.com) wrote: In addition to the other great comments and advice that have been posted, you might want to review the Database Compatibility Technology for Oracle document from EnterpriseDB.

Re: [GENERAL] moving to PostgreSQL from MS-SQL and from Oracle, looking for feature comparison information

2015-05-09 Thread Stephen Frost
* Jack Christensen (j...@jackchristensen.com) wrote: On 05/09/2015 06:33 AM, Stephen Frost wrote: Temporary tables will be in memory unless they overflow work_mem and we do support unlogged tables and tablespaces which you could stick out on a ramdisk if you want. I would suggest not putting

Re: [GENERAL] moving to PostgreSQL from MS-SQL and from Oracle, looking for feature comparison information

2015-05-09 Thread Melvin Davidson
In addition to the other great comments and advice that have been posted, you might want to review the Database Compatibility Technology for Oracle document from EnterpriseDB. http://www.enterprisedb.com/solutions/oracle-compatibility-technology On Sat, May 9, 2015 at 8:32 AM, Jack Christensen