Automatic name of the field for RDB$GET_CONTEXT is not generated in the union
-
Key: CORE-5924
URL: http://tracker.firebirdsql.org/browse/CORE-5924
Project: Firebird Core
25.09.2018 22:37, Karol Bieniaszewski wrote:
Hi Vlad,
Maybe you should go first to the end of may email (quite long – sorry please be
patient)
Not so long ;)
I suppose that i misunderstand names and meaining.
This is the commit number of currently used snapshot, if present. Non-RC
24.09.2018 10:19, liviuslivius wrote:
Hi,
can you point me about usage cases about
http://tracker.firebirdsql.org/browse/CORE-5921?
The main goal is to provide ability to investigate new engine characteristics
and behaviour
for end users, testers, etc (i.e. not only for the core
bad parameters on attach or create database CHARACTER SET WIN1250 is not defined
Key: CORE-5925
URL: http://tracker.firebirdsql.org/browse/CORE-5925
Project: Firebird
25.09.2018 17:25, liviuslivius wrote:
Ok,
i supposed that this go further.
I need global CN from transaction start POV.
For snapshot\concurrency transaction you could obtain it using SNAPSHOT_CN
context variable. For read-comitted transaction it doesn't exists.
I do not know if i can
25.09.2018 19:02, Karol Bieniaszewski wrote:
What is then SNAPSHOT_CN?
This is the commit number of currently used snapshot, if present.
Non-RC transactions create snapshot at own start and SNAPSHOT_CN is the CN of
that snapshot.
RCRC transactions create snapshot when user query execution
Ok,
i supposed that this go further.
I need global CN from transaction start POV. I do not know if i can retrive it
in On Transaction Start Trigger? Is that trigger serialized? If i start
transaction no other transaction can be commited until this trigger is
finished? You know myTrStartCN:=
What is then SNAPSHOT_CN? Is this last snapshot commited before my transaction
start?
Consider sample – what i try to accomplish (get deltas)
CREATE TABLE NAMES
(
ID integer NOT NULL,
NAME varchar(100),
TR_ID bigint,
CONSTRAINT INTEG_2 PRIMARY KEY (ID)
);
CREATE TABLE NAMES__DEL
(
ID
