The Greatest Guide To สล็อต pg
The Greatest Guide To สล็อต pg
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Specifies a role identify for use to build the dump. this selection will cause pg_dump to problem a SET job rolename
In the case of the parallel dump, the snapshot identify described by this option is used in lieu of having a whole new snapshot.
Output a customized-format archive appropriate for input into pg_restore. Together with the Listing output structure, this is among the most versatile output format in that it makes it possible for manual collection and reordering of archived things during restore. This format is likewise compressed by default.
Specifies the host title with the machine on which the server is running. If the value begins using a slash, it can be utilized since the Listing for your Unix domain socket. The default is taken with the PGHOST ecosystem variable, if set, else a Unix area socket relationship is tried.
Take note that if you employ this feature at the moment, you most likely also want the dump be in INSERT format, since the duplicate FROM during restore would not guidance row stability.
Output SQL-normal SET SESSION AUTHORIZATION commands as an alternative to ALTER OWNER instructions to ascertain item possession. This helps make the dump much more standards-compatible, but depending upon the heritage of your objects within the dump, may not restore properly.
If no compression amount is specified, the default compression amount will likely be made use of. If merely a amount is specified without having mentioning an algorithm, gzip compression will be utilized if the level is bigger than 0, and no compression are going to be utilized if the level is 0.
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might be a relationship string. If so, connection string parameters will override any conflicting command line choices.
Requesting exclusive locks on databases objects when jogging a parallel dump could induce the dump to fall short. The explanation is that the pg_dump chief procedure requests shared locks (accessibility SHARE) about the objects the employee processes will dump later on to be able to make certain that no one deletes them and will make them disappear whilst the dump is managing. If One more client then requests an exclusive lock on a desk, that lock will not be granted but is going to be queued expecting the shared lock of the chief approach to be released.
pg_dump is really a utility for backing up a PostgreSQL database. It will make reliable backups even if the database is getting used concurrently. pg_dump would not block other customers accessing the database (viewers or writers).
will not output commands to set TOAST compression strategies. With this feature, all columns might be restored Using the default compression location.
Use this When you've got referential integrity checks or other สล็อตทดลอง triggers about the tables that you don't would like to invoke in the course of info restore.
Some installations Use a plan towards logging in right to be a superuser, and usage of this option allows dumps for being manufactured without having violating the policy.
utilize a serializable transaction with the dump, making sure that the snapshot utilised is in keeping with afterwards database states; but do this by awaiting a point from the transaction stream at which no anomalies can be current, to ensure that There is not a hazard with the dump failing or producing other transactions to roll again by using a serialization_failure. See Chapter 13 for more information about transaction isolation and concurrency Command.
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