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The Red Hat Database project was later cancelled, but Lane continued to work there to develop PostgreSQL. [13] Between May 2013 and October 2015, he worked at Salesforce.com. [14] In 2015, Lane began working for Crunchy Data to allow more time to support the PostgreSQL community. [15] [16] Lane is part of the PostgreSQL core team. [17]
Snapshot isolation is called "serializable" mode in Oracle [8] [9] [10] and PostgreSQL versions prior to 9.1, [11] [12] [13] which may cause confusion with the "real serializability" mode. There are arguments both for and against this decision; what is clear is that users must be aware of the distinction to avoid possible undesired anomalous ...
PostgreSQL claims high, but not complete, conformance with the latest SQL standard ("as of the version 17 release in September 2024, PostgreSQL conforms to at least 170 of the 177 mandatory features for SQL:2023 Core conformance", and no other databases fully conformed to it [79]). One exception is the handling of unquoted identifiers like ...
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PL/pgSQL (Procedural Language/PostgreSQL) is a procedural programming language supported by the PostgreSQL ORDBMS. It closely resembles Oracle 's PL/SQL language. Implemented by Jan Wieck, PL/pgSQL first appeared with PostgreSQL 6.4, released on October 30, 1998. [ 1 ]
PostgreSQL since version 7.2, released 2002-02-04, stores timestamp WITHOUT TIMEZONE as 64-bit. [31] [failed verification] Prior versions already stored timestamp as 64-bit. [citation needed] As of MySQL 8.0.28, released in January 2022, the functions FROM_UNIXTIME(), UNIX_TIMESTAMP(), and CONVERT_TZ() handle 64-bit values on platforms that ...
In computing, Open Database Connectivity (ODBC) is a standard application programming interface (API) for accessing database management systems (DBMS). The designers of ODBC aimed to make it independent of database systems and operating systems.
In software engineering, a connection pool is a cache of reusable database connections managed by the client or middleware. It reduces the overhead of opening and closing connections, improving performance and scalability in database applications.