Category: pg_ High Availability
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Streaming Replication Step by step notes
CREATE USER replicator WITH REPLICATION ENCRYPTED PASSWORD ‘******’; echo “host replication replicator 192.168.0.126/32 md5” >> pg_hba.conf \ /u01/app/postgres/bin/psql -c “select pg_reload_conf()” /u01/app/postgres/pgsql/bin/pg_basebackup -h 192.168.0.117 -U replicator -p 5432 -D /u05/pgsql/database -Fp -Xs -P -R NOTE:- In my case, I have installed PostgreSQL (PostgreSQL 12) in /u01/app/postgres/pgsql/bin/ directory and data directory is /u05/pgsql/database
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pg_switch_wal()
pg_switch_wal() is a system function which forces PostgreSQL to switch to a new WAL file. pg_switch_wal() returns the end LSN + 1 of the old WAL file. However, if there has been no activity which generates WAL since the last WAL file switch, a switch will not be carried out and the start location of the current…
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pg_restore
pg_restore restores a PostgreSQL database from an archive file created by pg_dump. pg_restore [connection-option…] [option…] [filename] Example: We have dumped a database called mydb into a custom-format dump file: pg_dump -Fc mydb > db.dump To drop the database and recreate it from the dump:…
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Azure Azure SQL Database Azure SQL Database High Availability L1 DBA Monitoring pg_ High Availability PostgreSQL SQL Server
New features of SQL Server 2022
Hello guys, hope you are doing well. In this blog I’m going to discuss about the “New features of SQL Server 2022” The release of the SQL Server 2022 is much anticipated by the audience since the announcement of it being in the works on November 2nd, 2021. Although the complete details of this brand-new version will…
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