EDN InterBase / Concurrency Feed http://edn.embarcadero.com/interbase/concurrency 2013-06-19T10:39:20-07:00 1 Documentation for TMP$STATE field in TMP$DATABASE table Quinn Wildman http://gp.codegear.com/authors/edit/93.aspx http://edn.embarcadero.com/article/32914 2005-01-13T00:00:00-08:00 2005-01-13T00:00:00-08:00 The new TMP$STATE field is not documented in the InterBase 7.5 documentation. It is documented here. MAX_THREADS defaults to 1000000 Quinn Wildman http://gp.codegear.com/authors/edit/93.aspx http://edn.embarcadero.com/article/32851 2004-12-16T10:41:11-08:00 2004-12-16T10:41:11-08:00 The optimal setting for MAX_THREADS on single CPU systems is 1 Addtional information on TMP$HEAPS and TMP$TRIGGERS tables Quinn Wildman http://gp.codegear.com/authors/edit/93.aspx http://edn.embarcadero.com/article/32817 2004-12-03T15:22:55-08:00 2004-12-03T15:22:55-08:00 InterBase 7.5 introduces the 2 new system temporary tables, TMP$HEAPS and TMP$TRIGGERS. Deadlock errors: cause and resolution Ben Matterson http://gp.codegear.com/authors/edit/506.aspx http://edn.embarcadero.com/article/30213 2003-07-14T12:53:35-07:00 2003-07-14T12:53:35-07:00 What causes deadlock errors and how to handle them. Reflecting database changes Ben Matterson http://gp.codegear.com/authors/edit/506.aspx http://edn.embarcadero.com/article/28794 2002-06-25T09:44:34-07:00 2002-06-25T09:44:34-07:00 Chnages to a database are not always immediately seen by other users. Multi-threaded applicattion exception Ben Matterson http://gp.codegear.com/authors/edit/506.aspx http://edn.embarcadero.com/article/28796 2002-06-25T00:00:00-07:00 2002-06-25T00:00:00-07:00 Multi-threaded applications need one connection per thread. Why am i am getting message Max user count exceeded? Gabe Goldfield http://gp.codegear.com/authors/edit/592.aspx http://edn.embarcadero.com/article/27535 2001-07-24T00:00:00-07:00 2001-07-24T00:00:00-07:00 There may be open connections that need to be closed. Solution to error INET/select_wait: select failed Borland Staff http://gp.codegear.com/authors/edit/46.aspx http://edn.embarcadero.com/article/25088 2000-07-24T00:00:00-07:00 2000-07-24T00:00:00-07:00 The solution is to reboot the server and reconnect the clients. How do I check to see how many semaphores are being allocated by InterBase. Borland Staff http://gp.codegear.com/authors/edit/46.aspx http://edn.embarcadero.com/article/25147 2000-07-24T00:00:00-07:00 2000-07-24T00:00:00-07:00 Steps to check the semaphores allocated Handling Deadlocks When Using InterBase Tables in Delphi and C++ Builder Borland Staff http://gp.codegear.com/authors/edit/46.aspx http://edn.embarcadero.com/article/25182 2000-07-24T00:00:00-07:00 2000-07-24T00:00:00-07:00 When using a Delphi and C++ Builder client applications that are <BR>performing SELECT statements encounter a deadlock when another <BR>client application locks a record by using an UPDATE, DELETE, or INSERT statement. Moving the oldest interesting (OIT) and oldest active transactions (OAT) along Borland Staff http://gp.codegear.com/authors/edit/46.aspx http://edn.embarcadero.com/article/25260 2000-07-24T00:00:00-07:00 2000-07-24T00:00:00-07:00 Discussion involving the Multigenerational Database Engine Definition of Oldest Interesting Transaction Borland Staff http://gp.codegear.com/authors/edit/46.aspx http://edn.embarcadero.com/article/25261 2000-07-24T00:00:00-07:00 2000-07-24T00:00:00-07:00 Discussion involving the Multigenational Database Architecture SCH_validate errors appear in interbase.log file Borland Staff http://gp.codegear.com/authors/edit/46.aspx http://edn.embarcadero.com/article/25329 2000-07-24T00:00:00-07:00 2000-07-24T00:00:00-07:00 SCH_validate errors are internal server errors that are related to InterBase's internal scheduler. What is two phase commit? Borland Staff http://gp.codegear.com/authors/edit/46.aspx http://edn.embarcadero.com/article/25417 2000-07-24T00:00:00-07:00 2000-07-24T00:00:00-07:00 Two phase commit refers to a transaction that can span two or more databases (which may be on different servers). What is a transaction? Borland Staff http://gp.codegear.com/authors/edit/46.aspx http://edn.embarcadero.com/article/25686 2000-07-24T00:00:00-07:00 2000-07-24T00:00:00-07:00 This document defines what a transaction is. It provides an introductory level overview of the basic types of transaction options supported by InterBase.