สล็อต pg Fundamentals Explained
สล็อต pg Fundamentals Explained
Blog Article
Specifies the TCP port or nearby Unix area socket file extension on which the server is listening for connections. Defaults for the PGPORT atmosphere variable, if established, or even a compiled-in default.
In the case of the parallel dump, the snapshot title outlined by this option is applied as an alternative to using a fresh snapshot.
These statements will are unsuccessful in the event the script is run Except if it can be began by a superuser (or exactly the same person that owns most of the objects while in the script). to create a script which can be restored by any person, but will give that person possession of each of the objects, specify -O.
It will likely not dump the contents of views or เว็บตรง materialized sights, as well as contents of overseas tables will only be dumped In case the corresponding overseas server is specified with --contain-overseas-details.
this selection is for use by in-spot improve utilities. Its use for other reasons is not recommended or supported. The habits of the choice may adjust in foreseeable future releases all of sudden.
Specifies verbose mode. this will likely trigger pg_dump to output detailed item feedback and start/stop instances on the dump file, and progress messages to straightforward mistake. Repeating the choice causes additional debug-level messages to seem on regular mistake.
usually, this option is beneficial for tests but shouldn't be utilized when dumping info from generation installation.
Specifies the title with the database for being dumped. If this is simply not specified, the ecosystem variable PGDATABASE is utilised. If that isn't established, the consumer name specified for that connection is utilised.
. The pattern is interpreted according to the same regulations as for -t. -T can be supplied much more than as soon as to exclude tables matching any of a number of designs.
pressure quoting of all identifiers. this selection is suggested when dumping a databases from a server whose PostgreSQL major Edition differs from pg_dump's, or in the event the output is intended to get loaded right into a server of a distinct main Model.
Requesting exceptional locks on databases objects though running a parallel dump could cause the dump to fail. The key reason why would be that the pg_dump chief approach requests shared locks (accessibility SHARE) within the objects that the employee procedures are going to dump later on in order to make sure that nobody deletes them and helps make them go away when the dump is functioning. If Yet another shopper then requests an unique lock on the desk, that lock won't be granted but is going to be queued waiting for the shared lock in the leader procedure to get produced.
This is often similar to the -t/--desk possibility, besides that In addition it features any partitions or inheritance child tables of the desk(s) matching the sample
It need to be provided with the directory output structure on the other hand, where by it specifies the goal Listing as an alternative to a file. In this case the Listing is established by pg_dump and have to not exist in advance of.
If the database cluster has any regional additions to the template1 database, be careful to revive the output of pg_dump into A really empty database; normally you might be more likely to get problems as a result of replicate definitions on the included objects.
Use DROP ... IF EXISTS instructions to fall objects in --clean up mode. This suppresses “isn't going to exist” mistakes that might if not be reported. This option will not be legitimate Except if --thoroughly clean is additionally specified.
pg_dump -j takes advantage of various database connections; it connects on the database when with the chief approach and Yet again for every worker task. with no synchronized snapshot attribute, the several employee jobs wouldn't be guaranteed to see the same information in Each and every relationship, which could lead to an inconsistent backup.
Report this page