สล็อต pg Options
สล็อต pg Options
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Output a Listing-structure archive well suited for enter into pg_restore. this may produce a directory with a person file for each desk and large object getting dumped, additionally a so-referred to as Table of Contents file describing the dumped objects in a device-readable structure that pg_restore can read through.
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These statements will fail once the script is operate Except if it is started by a superuser (or the exact same user that owns every one of the objects during the script). To make a script that can be restored by any user, but will give that user possession of the many objects, specify -O.
With zstd compression, extensive method may well Increase the compression ratio, at the expense of amplified memory use.
When dumping sensible replication subscriptions, pg_dump will make generate SUBSCRIPTION instructions that utilize the connect = Bogus selection, to ensure restoring the membership isn't going to make remote connections for creating a replication slot or for Original table copy. That way, the dump might be restored without necessitating community entry to the remote servers. it is actually then up to your person to reactivate the subscriptions in an appropriate way.
Dump facts as INSERT instructions (instead of COPY). Controls the utmost quantity of rows per INSERT command. The value specified must be a quantity greater than zero. Any mistake throughout restoring will result in only rows which might be Section of the problematic INSERT to become missing, as an alternative to the whole desk contents.
If no compression amount is specified, the default compression degree are going to be utilized. If only a stage is specified without the need of mentioning an algorithm, gzip compression might be utilized if the level is bigger than 0, and no compression are going to be used if the level is 0.
To accomplish a parallel dump, the database server ought to support synchronized snapshots, a feature which เว็บตรงไม่ผ่านเอเย่นต์ was released in PostgreSQL nine.two for Major servers and 10 for standbys. using this element, databases shoppers can make certain they see the identical details set Although they use distinctive connections.
A Listing structure archive may be manipulated with common Unix tools; as an example, documents in an uncompressed archive is usually compressed With all the gzip, lz4, or zstd equipment. This structure is compressed by default employing gzip and likewise supports parallel dumps.
can be quite a link string. If that is so, connection string parameters will override any conflicting command line solutions.
, ...) VALUES ...). This will make restoration really gradual; it is especially beneficial for producing dumps that may be loaded into non-PostgreSQL databases. Any mistake during restoring will induce only rows which might be Section of the problematic INSERT to generally be shed, in lieu of your complete desk contents.
. The timeout may be laid out in any in the formats recognized by SET statement_timeout. (Allowed formats fluctuate according to the server Edition you will be dumping from, but an integer range of milliseconds is approved by all versions.)
Also, It's not necessarily certain that pg_dump's output could be loaded right into a server of an more mature key Model — not even if the dump was taken from a server of that Edition. Loading a dump file into an more mature server may well require guide enhancing in the dump file to remove syntax not comprehended by the older server. Use from the --quote-all-identifiers alternative is recommended in cross-Variation instances, as it might avert problems arising from various reserved-term lists in different PostgreSQL variations.
Specify the compression process and/or the compression stage to work with. The compression strategy can be established to gzip, lz4, zstd, or none for no compression. A compression detail string can optionally be specified.
Some installations Have a very policy versus logging in straight to be a superuser, and utilization of this selection enables dumps to be produced with out violating the policy.
this feature is relevant only when dumping the contents of the table which has row security. By default, pg_dump will set row_security to off, to make certain that all information is dumped from your table.
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