30 окт. 2009 г. · Start by checking into system view pg_locks. http://www.postgresql.org/docs/8.4/interactive/view-pg-locks.html.

28 июл. 2018 г. · If you want to determine if there have been any data modifications in your transaction, call txid_current_if_assigned(). It returns NULL if nothing has been ...

15 дек. 2013 г. · You can get the transaction id from: txid_current(). You can additionally get the in-progress transactions in the snaption it's seeing from:

28 сент. 2012 г. · We can find the query log with respect to the database in postgres. select * from pg_stat_activity where datname = 'yourdatabasename' This will give active ...

12 февр. 2015 г. · I'd like to be able to execute SQL that creates a savepoint regardless of whether or not a transaction is currently active (ie if it isn't active, I want to " ...

20 сент. 2016 г. · I know that PostgreSQL allows me to record the transaction ID in the log by including the special value of %x in the log_line_prefix.

25 нояб. 2013 г. · Is there a postgres tool that would allow me to spy on a transaction and run queries as if as I was part of that transaction.

29 июл. 2010 г. · Use clock_timestamp(). now() is a traditional PostgreSQL equivalent to transaction_timestamp(), which is equivalent to CURRENT_TIMESTAMP.

15 нояб. 2023 г. · You can see the list of database session that have an open transaction along with the transaction ID in pg_stat_activity :

9 июн. 2020 г. · In general a transaction always sees its own writings: if you run update mytable set some_value=1 where user_id=3 as long as this ...