Fascination About สล็อต pg
Fascination About สล็อต pg
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Output a Listing-format archive appropriate for enter into pg_restore. This will create a directory with one particular file for every desk and large object staying dumped, moreover a so-called Table of Contents file describing the dumped objects inside of a machine-readable structure that pg_restore can examine.
In the case of a parallel dump, the snapshot name described by this feature is used as opposed to getting a brand new snapshot.
Output a tailor made-structure archive suitable for enter into pg_restore. along with the directory output structure, this is easily the most flexible output structure in that it allows handbook selection and reordering of archived merchandise through restore. This format is usually compressed by default.
parameter is interpreted as being a sample according to the exact rules employed by psql's \d instructions (see designs), so various extensions will also be picked by composing wildcard characters from the sample.
Notice that if you use this feature at the moment, you most likely also want the dump be in INSERT เว็บตรงลิขสิทธิ์แท้ format, given that the COPY FROM for the duration of restore doesn't assist row stability.
Dump information as INSERT instructions (as an alternative to duplicate). This will make restoration very gradual; it is mainly practical for earning dumps that could be loaded into non-PostgreSQL databases. Any mistake during restoring will trigger only rows which might be Element of the problematic INSERT being shed, rather then your complete table contents.
. The sample is interpreted according to the very same rules as for -n. -N is often presented much more than once to exclude schemas matching any of a number of designs.
To conduct a parallel dump, the databases server should assist synchronized snapshots, a function that was launched in PostgreSQL 9.2 for Key servers and ten for standbys. using this type of feature, databases consumers can make sure they see exactly the same information set While they use diverse connections.
. The sample is interpreted in accordance with the very same rules as for -t. -T is usually given greater than at the time to exclude tables matching any of several patterns.
you may only use this selection with the directory output format for the reason that Here is the only output format wherever many procedures can compose their info at the same time.
on the other hand, the tar format does not support compression. Also, when employing tar structure the relative buy of table info items can't be altered throughout restore.
pg_dump is often a utility for backing up a PostgreSQL databases. It tends to make constant backups although the database is being used concurrently. pg_dump will not block other buyers accessing the database (viewers or writers).
It have to be supplied with the Listing output structure even so, wherever it specifies the goal directory instead of a file. In such a case the Listing is developed by pg_dump and should not exist before.
To restore from such a script, feed it to psql. Script documents can be employed to reconstruct the database even on other equipment and other architectures; with a few modifications, even on other SQL databases merchandise.
with no it the dump may perhaps reflect a condition which is not per any serial execution with the transactions ultimately dedicated. such as, if batch processing strategies are employed, a batch may well display as shut within the dump without the need of most of the merchandise which might be within the batch showing up.
When working with wildcards, be cautious to quote the sample if desired to avoid the shell from expanding the wildcards; see illustrations down below.
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