สล็อต pg for Dummies
สล็อต pg for Dummies
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Output a Listing-structure archive appropriate for enter into pg_restore. this could create a directory with one particular file for each desk and large object remaining dumped, in addition a so-termed Table of Contents file describing the dumped objects in a equipment-readable structure that pg_restore can go through.
In the situation of a parallel dump, the snapshot title outlined by this option บาคาร่าเว็บตรง is employed rather then taking a different snapshot.
The alternative archive file formats has to be made use of with pg_restore to rebuild the databases. they permit pg_restore to be selective about what on earth is restored, as well as to reorder the products ahead of getting restored. The archive file formats are designed to be transportable throughout architectures.
parameter is interpreted as being a pattern according to the exact same procedures used by psql's \d instructions (see styles), so a number of extensions may also be chosen by composing wildcard figures while in the sample.
When dumping reasonable replication subscriptions, pg_dump will deliver produce SUBSCRIPTION commands that make use of the hook up = Phony possibility, to make sure that restoring the subscription does not make distant connections for creating a replication slot or for initial table duplicate. like that, the dump is often restored without the need of demanding community usage of the remote servers. it's then up on the user to reactivate the subscriptions in a suitable way.
Output SQL-normal established SESSION AUTHORIZATION commands instead of ALTER operator commands to determine item ownership. This will make the dump extra criteria-suitable, but with regards to the historical past with the objects during the dump, may not restore effectively.
Generally, this feature is helpful for testing but really should not be utilized when dumping info from manufacturing set up.
$ pg_restore -d newdb db.dump To reload an archive file in to the very same databases it absolutely was dumped from, discarding The existing contents of that databases:
. The sample is interpreted in accordance with the very same guidelines as for -t. -T is usually supplied greater than as soon as to exclude tables matching any of many designs.
drive quoting of all identifiers. this selection is usually recommended when dumping a databases from the server whose PostgreSQL key version is different from pg_dump's, or once the output is intended to get loaded right into a server of a distinct important version.
tables concurrently. this selection may well reduce the time necessary to perform the dump but it also boosts the load to the databases server.
Do not output instructions to pick out table access procedures. With this feature, all objects will be created with whichever table access system is the default during restore.
Also, It isn't certain that pg_dump's output could be loaded right into a server of the more mature major Edition — not even though the dump was taken from a server of that Edition. Loading a dump file into an more mature server could need manual modifying of the dump file to get rid of syntax not comprehended via the older server. Use of the --estimate-all-identifiers solution is usually recommended in cross-version scenarios, as it may reduce complications arising from different reserved-phrase lists in different PostgreSQL variations.
will not output instructions to pick out tablespaces. With this option, all objects is going to be developed in whichever tablespace would be the default throughout restore.
Some installations have a policy in opposition to logging in immediately as being a superuser, and use of this option allows dumps to generally be produced with no violating the plan.
utilize a serializable transaction for your dump, to make sure that the snapshot employed is per later on database states; but do that by watching for a point within the transaction stream at which no anomalies is usually current, so that there isn't a chance on the dump failing or triggering other transactions to roll back having a serialization_failure. See Chapter 13 for more information about transaction isolation and concurrency Regulate.
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