postgres replace string

Recently, I have been working on a project related to PostgreSQL database, documenting the knowledge that I have learned in this process. About PostgreSQL database online already have too many relevant introduction, in order to blog the system or

Update contentitem Set "content" = regexp_replace ("content", '(\ n)', ' ') Where Isdeleted = false And "content "~ * '\ N ';   The main knowledge points used are: Regular Expression matching: Operator Description

Tag: Service www-based Cal HTTPS following continue step configuration fileI. ReferencesPostgresql-10-us.pdfPostgres_plus_migration_guide.pdfwww.postgresql.orgWww.enterprisedb.com* Due to technical updates quickly, please note the timeliness of this

I have a lazy idea. How should this good idea begin? Well, this is an appropriate little madness: Why not build our own MongoDB version directly on the basis of postgres? It sounds far-fetched, but it's simple and real. When the NoSQL movement was

2013-05-06 08:39:20  | Category: pgsql Develop| report | Font Size Subscribe PostgreSQL 9.3 Introduces a formatted output function that is somewhat similar to the sprintf usage of C. The syntax is as follows: Format (formatstr text [, Formatarg "

PHP.ini or Php3.ini is the configuration file that PHP reads at startup. The file's storage path is/usr/local/lib/. In PHP version 3.x configuration file is Php3.ini, and in PHP 4.x version changed to PHP.ini. If PHP is installed as a server module,

Tutorial on creating a MongoDB copy based on PostgreSQL, postgresqlmongodb I have an idea of laziness. How can I start with this idea? Well, this is an appropriate little crazy: Why don't we build our own MongoDB version on the basis of ipvs? It

PHP.ini Configuration Detail Options ----------------------------------------------------- PHP.ini or Php3.ini is the configuration file that PHP reads when it starts. The path where the file is stored For/usr/local/lib/. In the PHP 3.x version of

This document describes how to manually install the clouderaHivecdh4.2.0 cluster. For environment setup and Hadoop and HBase installation processes, see the previous article. Install hivehive on desktop1. Note that hive saves metadata using the

PostgreSQL-based API Design本文档设计思想主要是用于简化API一些重复验证工作，同时固定API入口, 在入口中做请求分发， 以便在入口做一些统计工作以及请求次数限制.-- functionapi_interface(in jsonb, out jsonb); --入口函数(存储过程)api_interface_error(code); -- 统一错误处理函数api_interface_lines(user_id, params, team_id);