Antwort What is the difference between PostgreSQL 15 and 16? Weitere Antworten – What is new feature in PostgreSQL 15

What is the difference between PostgreSQL 15 and 16?
PostgreSQL 15 includes a new feature that allows you to create views with the security invoker option. Security invoker views are run with the permissions of the user accessing the view, not the creator. This provides an extra layer of security and control over the data that is returned by the view.PostgreSQL 16 New Features

Key features of this release include expanded SQL/JSON syntax, advanced monitoring statistics, and refined access control mechanisms, ensuring efficient policy management across extensive deployments.Postgres recommends that all users run the latest available minor release for whatever major version is in use. The PostgreSQL Global Development Group supports a major version for 5 years after its initial release.

What is the difference between Postgres 9.6 and 10 : PostgreSQL 9.6 code was instrumented with a total of 69 wait events. PostgreSQL 10 expands the instrumentation and now includes 184 wait events. In particular 67+ I/O related events were added and 31+ latch-related events were added.

Why upgrade to Postgres 15

PostgreSQL 15 contains many new features and enhancements, including: Support for the SQL MERGE command. Selective publication of tables' contents within logical replication publications, through the ability to specify column lists and row filter conditions.

Is Postgres 15 stable : The PostgreSQL community released version 15 (stable) in October 2022.

PostgreSQL 16 introduces enhancements in replication for seamless data exchange between cluster nodes, improving high availability, scalability, and disaster recovery. Performance improvements include parallel transactions for subscribers and enhanced efficiency with B-tree indexes.

PostgreSQL 16 contains many new features and enhancements, including: Allow parallelization of FULL and internal right OUTER hash joins. Allow logical replication from standby servers. Allow logical replication subscribers to apply large transactions in parallel.

Why upgrade to postgres 15

PostgreSQL 15 contains many new features and enhancements, including: Support for the SQL MERGE command. Selective publication of tables' contents within logical replication publications, through the ability to specify column lists and row filter conditions.PostgreSQL 16 introduces enhancements in replication for seamless data exchange between cluster nodes, improving high availability, scalability, and disaster recovery. Performance improvements include parallel transactions for subscribers and enhanced efficiency with B-tree indexes.I ran the code run on PostgreSQL v12 in Azure Database for PostgreSQL Flexible Server. Test run on PostgreSQL v15: The same piece of code was run on PostgreSQL v15 in Azure Database for PostgreSQL Flexible Server. We can clearly see that the code snippet on PostgreSQL 15 is 5x faster than PostgreSQL 12.

PostgreSQL 15 contains many new features and enhancements, including: Support for the SQL MERGE command. Selective publication of tables' contents within logical replication publications, through the ability to specify column lists and row filter conditions.

Is postgres 15 faster : I ran the code run on PostgreSQL v12 in Azure Database for PostgreSQL Flexible Server. Test run on PostgreSQL v15: The same piece of code was run on PostgreSQL v15 in Azure Database for PostgreSQL Flexible Server. We can clearly see that the code snippet on PostgreSQL 15 is 5x faster than PostgreSQL 12.

Is postgres 16 faster : PostgreSQL 16 introduces quite a few improvements to the query planner and makes many SQL queries run faster than they did on previous versions of PostgreSQL.

Is postgres 15 stable

The PostgreSQL community released version 15 (stable) in October 2022.

PostgreSQL 16 introduces quite a few improvements to the query planner and makes many SQL queries run faster than they did on previous versions of PostgreSQL.