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
From accidentally climbing the blog
PostgreSQL is a powerful open-source relational database system. after more than 15 years of development, it has won an excellent reputation in terms of reliability, data integrity, and correctness. it runs on all
PostgreSQL ERROR: invalid escape string solution, postgresqlescape
After configuring PostgreSQL as a Hive metadatabase, a colleague encountered the following error when running Hive SQL:
Copy codeThe Code is as follows:Caused by: MetaException
Phase 1-compilation and installation: 1. Download postgresql-9.1.3.tar.bz2 from postgresqlofficial network. I think everyone knows 2. Copy the source code to usrsrcpostgres.
Phase 1-compilation and installation: 1. Download postgresql-9.1.3.tar.bz2
Recently prepared for PostgreSQL database development related knowledge, this article summarizes the PPT content through the blog record sharing, this essay's main content is to introduce the PostgreSQL database basic information, and how to use the
PostgreSQL is a powerful open-source relational database system. after more than 15 years of development, it has won an excellent reputation in terms of reliability, data integrity, and correctness. it runs on all major operating systems, including
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
My machine: AMD64x2 4400 + + 1 GB memoryPhase 1-compilation and installation:1. Download postgresql-9.1.3.tar.bz2 from sqlsql.2, copy the source code to the/usr/src/postgresql-9.1.3.tar.bz2 and cd/usr/src3, decompression: tar xjvf
PostgreSQL tutorial (6): Functions and operators (2), postgresql Operators
6. Pattern Matching:
PostgreSQL provides three methods for implementing pattern matching: SQL LIKE operator, closer SIMILAR TO operator, and POSIX-style regular expression.1.
PostgreSQL tutorial (5): Functions and operators (1), postgresql Operators
I. logical operators:
Common logical operators include AND, OR, and not. Its semantics is exactly the same as that of logical operators in other programming languages.
Ii.
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