Specifies the TCP port or nearby Unix domain socket file extension on which the server is listening for connections. Defaults towards the PGPORT atmosphere variable, if established, or possibly a compiled-in default.
parameter is interpreted to be a sample according to the exact guidelines employed by psql's \d commands (see designs), so several international servers can also be chosen by crafting wildcard characters within the sample.
parameter is interpreted being a pattern according to the exact principles employed by psql's \d instructions (see Patterns), so various schemas will also be chosen by writing wildcard figures within the sample.
With zstd compression, extended method may perhaps improve the compression ratio, at the price of increased memory use.
this selection disables the usage of dollar quoting for purpose bodies, and forces them to be quoted applying SQL normal string syntax.
Dump knowledge as INSERT instructions (as an alternative to COPY). Controls the most amount of rows per INSERT command. the worth specified should be a amount greater than zero. Any mistake all through restoring will lead to only rows which might be Element of the problematic INSERT to generally be misplaced, rather than your entire desk contents.
normally, this feature is helpful for screening but really should not be utilised when dumping data from generation installation.
To perform a parallel dump, the database server ought to help synchronized snapshots, a aspect that was launched in PostgreSQL nine.two for Main servers and ten for standbys. using this type of feature, databases customers can be certain they see the identical knowledge established While they use various connections.
This option is suitable only when developing a info-only แทงบอล dump. It instructs pg_dump to incorporate commands to quickly disable triggers around the goal tables when the info is restored.
in no way concern a password prompt. If your server necessitates password authentication and also a password is not really obtainable by other implies like a .pgpass file, the relationship attempt will fall short. this selection is often beneficial in batch Positions and scripts where by no user is existing to enter a password.
tables at the same time. This option may well reduce the time necessary to carry out the dump but Furthermore, it raises the load within the database server.
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Also, It isn't assured that pg_dump's output might be loaded into a server of the more mature key Variation — not regardless of whether the dump was taken from a server of that Variation. Loading a dump file into an older server may require guide enhancing in the dump file to eliminate syntax not comprehended with the older server. Use on the --quotation-all-identifiers solution is suggested in cross-Edition situations, as it could stop challenges arising from various reserved-term lists in numerous PostgreSQL versions.
In case your databases cluster has any regional additions to the template1 databases, be cautious to revive the output of pg_dump into a truly empty database; otherwise you happen to be very likely to get errors due to replicate definitions on the added objects.
Use DROP ... IF EXISTS commands to fall objects in --cleanse method. This suppresses “doesn't exist” mistakes Which may or else be documented. this feature is just not valid Except --thoroughly clean is additionally specified.
pg_dump -j uses numerous database connections; it connects on the databases the moment with the leader process and Yet again for every worker work. Without the synchronized snapshot aspect, different worker Positions would not be guaranteed to see the same facts in Every single link, which could lead to an inconsistent backup.