postgresql commit transaction in function

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Detailed explanation of the transaction processing function of the PostgreSQL Client

The target of PostgreSQL is very similar to that of the current MySQL database. So what are the advantages of PostgreSQL? This article will be explained to you. This article introduces the basic concepts of PostgreSQL's transaction processing

Analysis of concurrency control in Postgres and transaction characteristics (Concurrency)

PostgreSQL provides developers with a rich set of tools to manage concurrent access to data. Internally, data consistency is maintained by using a multi-version model (multi-version concurrency control, MVCC). This means that each SQL statement sees

PostgreSQL transaction model Introduction

PostgreSQL has its own transaction implementation model. Generally, there are three layers: toplayer, middlelayer, and bottomlayer. PostgreSQL has its own transaction implementation model. There are three layers: top layer, middle layer, and bottom

PostgreSQL transaction model Introduction

PostgreSQL transaction model Introduction PostgreSQL has its own transaction implementation model. There are three layers: top layer, middle layer, and bottom layer. 1. Top Layer The Top Layer is mainly controlled by users and visible to users. This

Analysis of PostgreSQL database transaction and ROW lock features

In the field of open source database, PostgreSQL is well-deserved for its superior performance, function and good stability, especially for high concurrency support. and superior performance and stability, it is nothing but a good infrastructure,

Multi-version concurrency control: PostgreSQL vs InnoDB

Multi-version concurrency control technology is used by many database or storage engines, such as Oracle, ms SQL Server 2005 +, PostgreSQL, Firebird, InnoDB, Falcon, pbxt, Maria and so on. The new database storage engine uses multi-version instead

Comparison between PostgreSQL and MySQL

Comparison between PostgreSQL and MySQL Features MySQL PostgreSQL Instance Run the MySQL Command (mysqld) to start the instance. One instance can manage one or more databases. One server can run multiple mysqld instances.

PostgreSQL vs. mysql comparison

Characteristics Mysql PostgreSQL Instance Launch the instance by executing the MySQL command (MYSQLD). One instance can manage one or more databases. A single server can run multiple mysqld instances. An instance manager

PostgreSQL vs. mysql comparison

Http://bbs.chinaunix.net/thread-1688208-1-1.html Characteristics Mysql PostgreSQL Instance Launch the instance by executing the MySQL command (MYSQLD). One instance can manage one or more databases. A

PostgreSQL Replication's second chapter understands the transaction log of PostgreSQL (5)

The internal structure of the 2.5 xlogWe will use transactions throughout this book and give you a more technical insight into what is happening if you work, we have added this part of the internal working mechanism that specializes in dealing with

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