Dmitry Yemanov

icon indicating a website link http://dyemanov.github.io

icon company Firebird Project icon location Penza, Russia

Results 190 comments of Dmitry Yemanov

Сrash when deleting a statement from the cache

Even without query execution, AST may call `LCK_release/LCK_convert` that also checks out from the engine and thus may potentially cause races. We simply cannot guarantee that AST cannot interfere with...

Сrash when deleting a statement from the cache

Seems you're right, I was more pessimistic about the LM calls than necessary ;-) > And I still sure that AST routine should avoid calling expensive routines, such as query...

Сrash when deleting a statement from the cache

Solved on our side, sorry for bothering.

Ping function and events

I somewhat agree, but I know fb_ping() is also used to monitor response time from the server and checking the events port could slow it down a bit.

Get the modification time of a config file with a higher precision to fix cases when it's not reloaded after modification/replacement

@AlexPeshkoff do you have any objections to this change?

Get the modification time of a config file with a higher precision to fix cases when it's not reloaded after modification/replacement

> I think it should be ported to FB3/4/5. Any objections? I don't mind.

Replication Error - 5.0.1

Could you please answer whether any of the replicated tables contain multiple blob fields? And if so, is it possible that those multiple blob columns may share the same blob...

Allow ALTER DOMAIN to change length of CHAR/VARCHAR fields.

It was already discussed among developers (I failed to find the URL immediately, will search better a bit later) and I had a draft implementation done for some customer. So...

[FR]: Suppress write blobs mon$sql_text and mon$explained_plan in virtual table mon$statements for Firebird 5

Better optimize the MON$ blob storage to make it a non-issue from the performance/overhead POV.

Firebird 6.0. Requires adding SEARCH_PATH parameter to EXECUTE STATEMENT statement.

List of identifiers sounds OK at the first glance, but its limitation is that it must be defined statically, i.e. the search path cannot be passed as a parameter to...