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Have you ever accidentally deleted a database table or damaged the disk where the database is stored? If you encounter this situation, I believe you will feel very frustrated, because the results of your hard work for a few weeks may be overwhelmed.
For PostgreSQL database backup, one of the methods described in the official manual is ldquo and SQLDumprdquo. (another method is to directly back up the files in the file system.
For PostgreSQL database backup, one of the methods described in the
One way to do a backup of the PostgreSQL database according to the official manual is to use "SQL Dump" (another way is to directly back up files in the file system, refer to the official manual).The basic usage is as follows:Pg_dump dbname >
PostgreSQL tutorial (18): client commands (2), postgresql tutorial
VII. pg_dump:
Pg_dump is a tool used to back up PostgreSQL databases. It can even perform a full and consistent backup when the database is being used concurrently without blocking
Comparison of PostgreSQL database backup and recovery technologies
There are three completely different methods to back up PostgreSQL data:
SQL dump
File System-level backup
Online backup
I. SQL dump
The pg_dump application tool is used to
Seven, Pg_dump:
Pg_dump is a tool for backing up the PostgreSQL database. It can even make a full, consistent backup when the database is being used concurrently, without blocking access to the database by other users. The dump format generated by
PostgreSQL quickly writes/reads large amounts of data http://www.cnblogs.com/podolski/p/7152144.htmlEnvironment and testingUse. NET driver Npgsql to connect to the post database. Configuration: Win10 x64, i5-4590, 16G DDR3, SSD 850EVO.PostgreSQL 9.6.
If you cannot back up a MySQL or PostgreSQL database every day, you should back up the database once a week. For many enterprises, database information represents the website content and other important data. Therefore, it is very important to
first, compile and install:
Environment Preparation:
GNU make version >=3.8 (make--version)
Iso/ansi C compiler, at least compatible with C89 standard, GCC or Intel translator, etc. can be
gzip, bzip2, tar, source
This article mainly introduces the mysqldump command for importing and exporting database methods and instance summary. if you need it, refer to the usage of mysqldump command.
1. export all databases
System command
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