Subject | RE: [firebird-support] Question about delay in fetch operation |
---|---|
Author | Rudi Feijó |
Post date | 2019-01-28T16:07:36Z |
>>Look at gstat output
>>You probably have very long version this particular record
>Hi Karol.
>I checked gstat and made a manual sweep of the database, but the problem persists.
>There are some things I’m finding odd :
>-The query brings 4791 records total
>-Always on record 4000, it hangs and delays for 15 seconds
>-If I manually remove record number 4000, the same thing happens (the “next” record 4000 also hangs the query)
>-If I limit the query to just one record short of the total, “SELECT FIRST 4790”, the slow down DOES NOT happen, query runs fine
>-I tried, then, removing the last record from the table, so that my new total is 4790, but that didn’t work, the unpaginated query still hangs at record 4000
>Hi Rudi,
>Have you tried the same query with isql ?
> (Just to rule out a possible problem at clientside)
>John
_
John, yes I tried with isql, same behaviour.
Im using firebird 3, tried with the latest stable release, and the latest snapshot from today.