Specifies the TCP port or regional Unix area socket file extension on which the server is listening for connections. Defaults on the PGPORT atmosphere variable, if established, or even a compiled-in default.
nonetheless, pg_dump will squander a relationship endeavor locating out which the server desires a password. occasionally it is actually well worth typing -W to steer clear of the added relationship endeavor.
parameter is interpreted to be a sample in accordance with the similar guidelines used by psql's \d commands (see Patterns), so various schemas can also be chosen by producing wildcard figures inside the sample.
When employed with one of several archive file formats and combined with pg_restore, pg_dump presents a versatile archival and transfer mechanism. pg_dump can be utilized to backup a complete databases, then pg_restore may be used to look at the archive and/or choose which elements of the database are to generally be restored.
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Output SQL-standard established SESSION AUTHORIZATION instructions as opposed to change OWNER commands to ascertain object ownership. This helps make the dump a lot more benchmarks-appropriate, but depending upon the history of the objects in the dump, may not restore correctly.
don't wait for good to obtain shared desk locks in the beginning from the dump. Instead fail if struggling to lock a desk inside the desired timeout
$ pg_restore -d newdb db.dump To reload an archive file in to the identical databases it had been dumped from, discarding the current contents of that databases:
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it is possible to only use this feature with the directory output structure for the reason that Here is the only output structure wherever a number of procedures can generate their details concurrently.
This can be helpful when restoring facts over a server where by rows don't often fall into the similar partitions since they did on the original server. that would happen, as an example, Should the partitioning column is of type text and The 2 systems have different definitions of your collation accustomed to form the partitioning column.
pg_dump is actually a utility for backing up a PostgreSQL databases. It would make consistent backups even when the database is getting used concurrently. pg_dump would not block other buyers accessing the database (viewers or writers).
It needs to be specified for your directory output structure even so, the place it specifies the concentrate on Listing instead of a file. In cases like this the Listing is produced by pg_dump and ought to not exist prior to.
Use this When you have referential integrity checks or other triggers on the tables that you don't want to invoke for the duration of details restore.
with no it the dump may possibly mirror a condition which isn't according to any serial execution of your transactions inevitably fully commited. for instance, if batch processing strategies are made use of, a batch may well exhibit as shut within the dump devoid of most of the items which can be while in the batch showing.
When making use of wildcards, be mindful to quotation the pattern if necessary to circumvent the shell from expanding the wildcards.