A Simple Key For สล็อต pg Unveiled
A Simple Key For สล็อต pg Unveiled
Blog Article
parameter is interpreted as a sample according to the same procedures employed by psql's \d instructions (see styles), so many tables can be picked by crafting wildcard figures within the sample.
In the situation of the parallel dump, the snapshot identify outlined by this feature is utilized in lieu of having a new snapshot.
this feature is likely to make no distinction if there aren't any read-publish transactions active when pg_dump is started. If go through-publish transactions are Energetic, the start of the dump can be delayed for an indeterminate length of time. as soon as jogging, effectiveness with or with no swap is similar.
With zstd compression, extensive method may well improve the compression ratio, at the cost of elevated memory use.
Notice that if you employ this option currently, you most likely also want the dump be in INSERT format, because the duplicate FROM for the duration of restore doesn't support row safety.
Output SQL-typical SET SESSION AUTHORIZATION commands as an alternative to ALTER proprietor commands to ascertain object ownership. This tends to make the dump additional standards-suitable, but according to the heritage on the objects from the dump, won't restore correctly.
. The pattern is interpreted according to the exact same principles as for -n. -N may be offered greater than เว็บตรงไม่ผ่านเอเย่นต์ as soon as to exclude schemas matching any of several designs.
. The pattern is interpreted in accordance with the similar policies as for -t. --exclude-table-info is often offered over once to exclude tables matching any of numerous styles. this feature is useful once you will need the definition of a particular table Despite the fact that you don't need the info in it.
this feature is relevant only when developing a facts-only dump. It instructs pg_dump to include instructions to temporarily disable triggers on the goal tables when the information is restored.
can be quite a relationship string. In that case, relationship string parameters will override any conflicting command line selections.
, ...) VALUES ...). This is likely to make restoration pretty sluggish; it is principally practical for building dumps that can be loaded into non-PostgreSQL databases. Any error during restoring will bring about only rows that are part of the problematic INSERT to become lost, instead of the complete table contents.
This is similar to the -t/--desk solution, except that In addition, it incorporates any partitions or inheritance child tables from the desk(s) matching the pattern
+ 1 connections towards the database, so be certain your max_connections placing is superior more than enough to accommodate all connections.
Use this When you've got referential integrity checks or other triggers to the tables that you do not wish to invoke in the course of data restore.
for that custom made and directory archive formats, this specifies compression of unique table-knowledge segments, along with the default will be to compress utilizing gzip at a moderate stage. For plain text output, setting a nonzero compression level results in the complete output file to generally be compressed, as if it were fed through gzip, lz4, or zstd; however the default is to not compress.
make use of a serializable transaction with the dump, to ensure that the snapshot applied is in line with afterwards database states; but make this happen by looking ahead to a degree while in the transaction stream at which no anomalies is usually existing, making sure that There's not a risk on the dump failing or causing other transactions to roll again that has a serialization_failure. See Chapter thirteen To learn more about transaction isolation and concurrency Regulate.
Report this page