I have a very large database table in PostgresQL and a column like "copied". Every new row starts uncopied and will later be replicated to another thing by a background programm. There is an partial index on that table "btree(ID) WHERE replicated=0". The background programm does a select for at most 2000 entries (LIMIT 2000), works on th...
I'm trying to compile a project from the command line, like this: devenv.exe myproj.sln /build release It looks like the code compiles well, but that's not all I need: I want to be able to capture the output (e.g. warnings, errors) from the compiler as they occur. Unfortunately as soon as I issue the above command I am returned to th...
Am I correct that in true MVCC database, the Read Commited and Snapshot isolation levels have same effect for the transaction with only one statement? ...
Now that Amazon's SimpleDB implements consistent reads and conditional update/delete it is possible to implement cross-domain transactions using MVCC. Are there any client libraries that provide it? ...
I have a simple (actually simplified :) ) scenario that is possibly the cause for the headache I've been having for the last few days... My current application (that serves 100's of users) currently uses Oracle as the database. I have no stored procs (I wish actually). Now, I've been asked if the product will work if I migrate to IBM ...
How can I add a checkbox to each row of a MVCcontrib grid. then when the form is posted find out which records were selected? I Am not finding much when searching for this. Thank you ...
I know that when I UPDATE a row in Pg, that row gets rewritten and the old row gets deactivated when the new row gets activated. I know this is due to how the MVCC layer is implemented. What the advantages then of UPDATE over DELETE ... INSERT? Is there anything else to be said about the relationship of UPDATE and DELETE in Postgresql? ...