restore sql file in postgresql

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.

3.4 Replay Transaction logOnce we have created an initial base backup of our own, we can collect the Xlog created by the database. When the time comes, we can use all these xlog files and perform the recovery process we expect. This works as

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

Implement PostgreSQL failover in CentOS 6.5 Pgpool-II is an intermediate component that works between the PostgreSQL multi-server and the PostgreSQL Data Warehouse client. It provides the following functions: Connection Pool: pgpool-II is used to

1.createdb database nameGenerate Database2.DROPDB database nameDeleting a database3.CREATE User NameCreate user4.drop User NameDelete User5.SELECT usename from Pg_user;View System User Information\du7.SELECT version ();View version Information8.psql

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

If you do not start the Postgres process after you upgrade the database, and check the log to find similar information like the following: Fatal:database files are incompatible with server Detail:the Data directory is initialized by PostgreSQL

tl;dr: Don ' t ever set Fsync=off, don ' t kill-9 The postmaster then deletepostmaster.pid, don ' t run PostgreSQL on network file systems.Reports of database corruption on the PostgreSQL mailing list is uncommon, but hardly rare. While a few data

first, the use of Pg_dump:Import and export of databases is one of the most commonly used features, each of which provides tools for this, such as Oracle's Exp/imp,informix Dbexp/dbimp,mysql mysqldump, and PostgreSQL provides a corresponding tool

first, the use of Pg_dump:Import and export of databases is one of the most commonly used features, each of which provides tools for this, such as Oracle's Exp/imp,informix Dbexp/dbimp,mysql mysqldump, and PostgreSQL provides a corresponding tool