Learn all about PostgreSQL, the open-source, highly stable database system that provides support to different functions of SQL.
Catalog information is frequently used by PostgreSQL for every stage of SQL processing, Starting from the identification of tables and columns, permissions, statistics, etc. A lean and trim catalog is essential for performance; on the other hand, a bloated catalog is terrible for performance. Using...
In database software like MySQL or PostgreSQL, pressing Alt+X could trigger a specific command or feature, depending on how the software is configured. For example, in some SQL editors, Alt+X might execute the current SQL command. What happens if I press Alt+X in a web browser like Chrom...
PostgreSQL as a Service (PGaaS) is a specific form of Database as a Service (DBaaS) that enables users to easily create, manage, and use Postgres databases in the cloud. Various cloud service providers offer PGaaS options, including AWS with RDS for Postgres, Microsoft's Azure Dat...
As I said, there is a SQL-standard way to show tables in PostgreSQL by queryinginformation_schema: 1 2 3 4 5 6 7 8 9 10 timetable=>SELECT*FROMinformation_schema.tablesWHEREtable_type='BASE TABLE'; table_catalog|table_schema|table_name|table_type|self_referencing_column_name|reference_gen...
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TLS version 1.3 support: TLS stands for “Transport Layer Security” and is the modern version of SSL, a key component in security for client-server communications. Once you set thessl_min_protocol_versionparameter to the value ofTLSv1.3, Azure Database for PostgreSQL – ...
This example could be used by a publisher to select the title, author and publication date columns from a table named catalog. SQL CREATE.The CREATE command is used to create a new SQL database or SQL table. Most versions of SQL create a new database by creating a new directory, in wh...
This structured data is both efficient and flexible to access. Examples of relational databases include SQL Server, Azure SQL, MySQL, PostgreSQL, and MariaDB. Non-relational databases Non-relational databases, store unstructured or semi-structured data. They don't use tables with columns and rows...
Switching postgresql versions I noticed that uuid_hash_extended appeared in PostgreSQL 11. Looking into postgresql documentation - I found nothing. Web search - nothing too. Question What is the purpose of those functions? For what they could be used? UPDATE A. The answer ...