postgresql function return array

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PostgreSQL 9.5.1 official document Study Notes

PostgreSQL 9.5.1 official document Study Notes This document is applicable to the latest version of PostgreSQL 9.5.1. I am new to PostgreSQL and may not miss this article. please correct me. With more understanding, this article [may] will be

Postgresql is a global variable similar to oraclesql % rowcount

Wiki. openbravo. comwikiERP2.50Developers _ GuideConceptsDBPL-SQL_code_rules_to_write_Oracle_and_Postgresql_codeProcedureLanguagerulesOpenbravoERPsupportsOracleandPostgreSQLdatabaseengines.Thisisasetofrecommendat Http://

PostgreSQL is ready to learn (2nd edition) pdf

: Network Disk DownloadContent Profile ...This book will help you understand and use the PostgreSQL open source database system. Not only will you learn about enterprise features in versions 9.2, 9.3, and 9.4, but you'll also find that PostgreSQL is

POSTGRESQL syntax structure

The SQL input consists of a series of commands . An order consists of a series of tokens , with a semicolon (";") End. The termination of the input stream also ends a command. Which tokens are valid depends on the syntax of the particular command.A

PostgreSQL 9.13

I always wanted to make some contributions to PostgreSQL. Today I am free, so I wrote a tutorial on getting started with PostgreSQL 9.13... On deployment, you can move here...PHP 5.4.10 + Nginx 1.0.12 + PostgreSQL 9.1.3 source code compilation

Processing of CLOB, blob, and JSON types when JPA is ported to PostgreSQL

First, the summaryThe current project was originally based on Oracle development and is now being ported to PostgreSQL. Given that JPA has been used to achieve object persistence, the leader has always thought that the migration task is easy, but

MyBatis calls PostgreSQL stored procedures to implement array entry-parameter delivery _postgresql

Objective The project uses the MyBatis call PostgreSQL stored procedure (custom function) related operations, because the PostgreSQL has an array type, so there is a custom function of the entry is an int array, in the form of: Copy Code

The extension of PostgreSQL replication and BDR

In this chapter, you will be presented with a new technology to become a BDR. Two-way Replication (BDR), in the world of PostgreSQL, it is definitely a rising star. In the near future, many new things will be seen, and people can expect a thriving

Possible useful knowledge in PostgreSQL development

The time can be added and reduced directly in PostgreSQL: Query System Current Time: Select Now ();OrSelect Current_timestamp; SELECT now ():: Timestamp + ' 1 year '; --Current time plus 1 yearsSELECT now ():: Timestamp + ' 1 month '; --Current

4.2. PostgreSQL-Value expressions

4.2. Value expressionsValue expressions are used in a variety of syntax environments, such as in the target list of the SELECT command, as new column values in INSERT or UPDATE , or in search conditions for many commands. We sometimes call the

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