Use DROP ... IF EXISTS instructions to fall objects in --thoroughly clean manner. This suppresses “would not exist” glitches Which may normally be noted. This option isn't legitimate Unless of course --thoroughly clean is usually specified.
To make an empty databases without any regional additions, copy from template0 not template1, as an example:
this selection will not be effective for the dump which is meant just for catastrophe recovery. it may be valuable to get a dump utilized to load a copy in the database for reporting or other go through-only load sharing although the first database carries on to generally be current.
Also, It's not at all certain that pg_dump's output is usually loaded into a server of an older big Variation — not regardless of whether the dump was taken from a server of that version. Loading a dump file into an more mature server might call for guide modifying in the dump file to eliminate syntax not understood because of the older server. Use of your --estimate-all-identifiers alternative is recommended in cross-Model situations, as it could prevent challenges arising from different reserved-word lists in several PostgreSQL variations.
Specifies a task identify for use to produce the dump. this selection triggers pg_dump to problem a established job rolename
When using wildcards, be cautious to quotation the pattern if essential to prevent the shell from expanding the wildcards; see Examples down below.
this selection is useful when needing to synchronize the dump having a sensible replication slot (see Chapter 49) or which has a concurrent session.
probably the most flexible output file formats tend to be the “tailor made” format (-Fc) plus the “directory” structure (-Fd). They allow for variety and reordering of all archived things, support parallel restoration, and they are compressed by default. The “Listing” structure is the only real structure that supports parallel dumps.
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Should the involved hosts have adjusted, the connection info may need for being transformed. It may additionally be proper to truncate click here the target tables before initiating a different full desk duplicate. If consumers plan to duplicate Original info all through refresh they need to create the slot with two_phase = Wrong. After the Original sync, the two_phase selection are going to be automatically enabled through the subscriber if the membership had been at first made with two_phase = genuine alternative.
this feature disables using dollar quoting for function bodies, and forces them to generally be quoted applying SQL normal string syntax.
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, ...) VALUES ...). This will make restoration incredibly sluggish; it is mainly beneficial for making dumps which can be loaded into non-PostgreSQL databases. Any mistake through restoring will bring about only rows which are Portion of the problematic INSERT to get missing, rather than the complete desk contents.
It need to be supplied for the directory output format having said that, where by it specifies the focus on Listing in lieu of a file. In this instance the Listing is made by pg_dump and must not exist ahead of.
Specify the compression approach and/or even the compression amount to utilize. The compression method is often established to gzip, lz4, zstd, or none for no compression. A compression depth string can optionally be specified.
When utilizing wildcards, be careful to estimate the pattern if required to circumvent the shell from growing the wildcards.