Re: [firebird-support] Will we move when yahoo Groups close theirs doors?

2019-10-18 Thread Doychin Bondzhev doyc...@dsoft-bg.com [firebird-support]
https://stackoverflow.com/questions/35966337/transition-from-yahoo-groups-to-google-groups On 18.10.2019 ã. 14:45, emb_blas...@hotmail.com [firebird-support] wrote: > > Hi! > > Recently I learned that Yahoo! will close Groups. > > We will lose all the content? > > Will we move to another

Re: [firebird-support] Re: NVME drive optimize for firebird engine

2018-04-11 Thread Doychin Bondzhev doyc...@dsoft-bg.com [firebird-support]
Hi, You can try by turning Forced writes off on the database. Firebird does very frequent writes to it's transaction pages and that is overkill for SSD. Without good write cache this hurts performance a lot. I suggest you do the above only to test and see is there any difference in the

Re: [firebird-support] Ryzen R7 vs Kaby Lake 7700K, which one to choose?

2017-03-24 Thread Doychin Bondzhev doyc...@dsoft-bg.com [firebird-support]
Hi, I just got my last piece (the motherboard) for my new Ryzen system. I'll install all the software during the next few days and will write back here about my experience with FB. I'm moving from FX-8350 to Ryzen 7 1800X with some decent upgrade on the storage (RAID 10 with 6 HDD) so I

[firebird-support] Looking for example how to use FBTraceManager api in java.

2016-06-01 Thread Doychin Bondzhev doyc...@dsoft-bg.com [firebird-support]
Hi, I'm looking for some example how to use TraceAPI provided in Jaybird. -- Doychin Bondzhev dSoft-Bulgaria Ltd. PowerPro - billing & provisioning solution for Service providers PowerStor - Warehouse & POS http://www.dsoft-bg.com/ Mobile: +359888243116 [Non-text portions of this message have

[firebird-support] how to keep history of statements per transaction?

2016-05-31 Thread Doychin Bondzhev doyc...@dsoft-bg.com [firebird-support]
Hi, I'm looking for easy to use solution that can help me trace statements executed inside every transaction and keep them until transaction is active. Once it is closed(commit or rollback) statements are discarded. I need this to be able to run on a production system in order to track which

Re: [firebird-support] Firebird Embedded on web hosting

2015-09-21 Thread Doychin Bondzhev doyc...@dsoft-bg.com [firebird-support]
The only protection that I found until now is to use forced writes on the database. this can save you from real troubles. Without this option turned off you might lose some data even when your database is in perfect shape. With forced writes you have the guarantee that at least until the last

Re: [firebird-support] Install 2.1 on RH 6

2015-04-18 Thread Doychin Bondzhev doyc...@dsoft-bg.com [firebird-support]
You need to install compat-libstdc++-33 package. That package will give you the needed C++ libraries to run firebird on RHEL/CentOS 6 On Sat, Apr 18, 2015 at 10:37 PM, Emil Totev em...@tot-consult.com [firebird-support] firebird-support@yahoogroups.com wrote: I will have to install firebird

[firebird-support] Is it possible to convert binary blob to varchar?

2015-02-10 Thread doyc...@dsoft-bg.com [firebird-support]
Hi, I tried to convert binary blob field to varchar column in select statement but It did not work. Here is what I did: 1. I created a domain CREATE DOMAIN D_BIGVARCHAR AS VARCHAR(32000) CHARACTER SET OCTETS COLLATE OCTETS; Then when I use this query select cast(JOB_INFO as

Re: [firebird-support] Re: Simultaneous inserts / selects

2014-10-09 Thread Doychin Bondzhev doyc...@dsoft-bg.com [firebird-support]
On 9.10.2014 ã. 14:32 ÷., brucedickin...@wp.pl [firebird-support] wrote: Thank you guys for your input! I appreciate it! I have some doubts.. isn't TCP/IP a bottleneck here? I mean, I am sending for example 4 times (4 threads) more data to insert via network. @Doychin I do have like 2-3

Re: R: [firebird-support] How to improve Firebird 2.5.3 Disk I/O on Windows server 2012 R2

2014-09-27 Thread Doychin Bondzhev doyc...@dsoft-bg.com [firebird-support]
Hi Costantino, I did some experimenting before one year and I found that Firebird is much faster when you use page size = cluster size on the file system. So if your file system is with 4K cluster I suggest to use page size of 4K. This is very helpful when you have Forced Write = ON.

[firebird-support] Exceptioin when using connection in distributed transaction in Java Application server

2014-09-18 Thread doyc...@dsoft-bg.com [firebird-support]
Hi, This exception I get when I try to close connection that I get from a Datasource that I lookup from JNDI. I use try { // Some code that uses connection } finally { connection.close(); } 11:58:47,160 ERROR [STDERR] Caused by: org.firebirdsql.jdbc.FBSQLException: Connection enlisted

[firebird-support] Re: Exceptioin when using connection in distributed transaction in Java Application server

2014-09-18 Thread doyc...@dsoft-bg.com [firebird-support]
This is with jaybird 2.2.5 JDK 7. I use JBoss App server 4.2.3 on JDK 1.7.0-40 My datasource definition is: ?xml version=1.0 encoding=UTF-8? connection-factories tx-connection-factory jndi-nameDSoftDS/jndi-name xa-transaction/ track-connection-by-tx/

Re: Odp: [firebird-support] Re: Insert ot update sta tements locks a table and all other instances th at try to run same statement are lcoked to

2014-09-07 Thread doyc...@dsoft-bg.com [firebird-support]
In this particular case the heavy load is not in this table. It is another table. This insert is run only once a day when the first client connects to the system. All other clients should be able to see the inserted records and will just load them. The problem might happen only of 2 clients

Re: [firebird-support] Insert ot update statements locks a table and all other instances that try to run same statement are lcoked to

2014-09-06 Thread doyc...@dsoft-bg.com [firebird-support]
I'm using Firebird 2.1.6. Also I tried to upgrade to latest jaybird before but it does not work properly with JBoss 4.2.3. I remember something has changed and as soon as I try to start apps server and run client, exceptions were starting to popup in the log. This code path uses long running

Re: [firebird-support] Insert ot update statements locks a table and all other instances that try to run same statement are lcoked to

2014-09-05 Thread doyc...@dsoft-bg.com [firebird-support]
I'm not sure it is locked table. What I'm looking for is idea or advice how to find what the real problem is. My data source definition is this: connection-factories tx-connection-factory jndi-namePowerProDS/jndi-name xa-transaction/ track-connection-by-tx/

[firebird-support] Re: Insert ot update statements locks a table and all other instances that try to run same statement are lcoked to

2014-09-05 Thread doyc...@dsoft-bg.com [firebird-support]
CASHBOXID is already know. It is a reference to a table that we don't touch in the transaction. This table contains the current total amount of a cash box at the begging of the day. So when I try to load data for a cash box a java code checks is there record for this cash box for current

[firebird-support] Insert ot update statements locks a table and all other instances that try to run same statement are lcoked to

2014-09-04 Thread doyc...@dsoft-bg.com [firebird-support]
Hi guys, I'm looking for some ideas how to find what is causing this lock. I have 2 production databases that process multiple insert/update statements. There is one background process that does all these modifications 24h/day. The problem is that with one of these databases almost every

Re: [firebird-support] Insert ot update statements locks a table and all other instances that try to run same statement are lcoked to

2014-09-04 Thread doyc...@dsoft-bg.com [firebird-support]
They all use READ COMMITTED isolation. It is an application that runs in JBoss App server so I have single datasource defined that uses READ COMMITTED. Blocked statements are insert and update. Selects are not blocked.

RE: [firebird-support] Insert ot update statements locks a table and all other instances that try to run same statement are lcoked to

2014-09-04 Thread doyc...@dsoft-bg.com [firebird-support]
This is the definition of the table that locks on insert: CREATE TABLE CASH_CASHBOX_DAY_AMMOUNT ( CASHBOXID INTEGER NOT NULL, DATE_TIME NUMERIC( 18, 0) NOT NULL, AMMOUNTNUMERIC( 18, 0), CONSTRAINT PK_CASH_CASHBOX_DAY_AMMOUNT PRIMARY KEY

Re: [firebird-support] Insert ot update statements locks a table and all other instances that try to run same statement are lcoked to

2014-09-04 Thread doyc...@dsoft-bg.com [firebird-support]
Yes background process is running to on same application server and uses same data source. I use EJB 2 and CPM for doing database operations. App server is 4.2.3 and jaybird is 2.1.6