First, open the Command Prompt on Windows or Terminal on Unix-like systems and connect to the PostgreSQL using psql client tool: psql -U postgres Second, change the current database to the one that you want to show tables: \c dvdrental Note that you can connect to a specific database ...
People who come fromMySQLare always asking the same question: why doesn't the commandSHOW TABLESwork in PostgreSQL ? 1 2 postgres=>SHOWTABLES; ERROR:unrecognizedconfigurationparameter'tables' First of all, there is aSHOW commandin PostgreSQL, but it's responsible for returning the value of a ru...
原文链接PostgreSQL8.1 中文文档连接数据库, 默认的用户和数据库是postgrespsql -U user -d dbname\c dbname切换数据库,相当于mysql的use dbname\l列举数据库,相当于mysql的show databases\dt列举表,相当于show tables\d tblname查看表结构 查询缓存 sql
https://www.alibabacloud.com/help/zh/doc-detail/52951.htmPostgreSQL UPSERT的功能与用法 https://blog.csdn.net/u011402596/article/details/38510547postgresql的show databases、show tables、describe table操作 https://yanbin.blog/postgresql-unnest-batch-crud-merge/PostgreSQL 批量插入, 更新和合并操作 https:...
-n dry run, show the names of the files that would be removed -V, --version output version information, then exit -x EXT clean up files if they have this extension -?, --help show this help, then exit For use as archive_cleanup_command in postgresql.conf: ...
"select tablename from pg_tables where schemaname='public'" —— 得到所有用户自定义表的名字(这里"tablename"字段是表的名字,"schemaname"是schema的名字。用户自定义的表,如果未经特殊处理,默认都是放在名为public的schema下) General \copyright show PostgreSQL usage and distribution terms ...
postgres-# \help <command_name> 例如,我们查看下 select 语句的语法: postgres=# \help SELECT Command: SELECT Description: retrieve rows from a table or view Syntax: [ WITH [ RECURSIVE ] with_query [, ...] ] SELECT [ ALL | DISTINCT [ ON ( expression [, ...] ) ] ] ...
postgres-# \help <command_name>例如,我们查看下 select 语句的语法:postgres=# \help SELECT Command: SELECT Description: retrieve rows from a table or view Syntax: [ WITH [ RECURSIVE ] with_query [, ...] ] SELECT [ ALL | DISTINCT [ ON ( expression [, ...] ) ] ] [ * | ...
[commands] show help on backslash commands \? options show help on psql command-line options \? variables show help on special variables \h [NAME] help on syntax of SQL commands, * for all commandsQuery Buffer \e [FILE] [LINE] edit the query buffer (or file) with...
-n dry run, show the names of the files that would be removed -V, --version output version information, then exit -x EXT clean up files if they have this extension -?, --help show this help, then exit For use as archive_cleanup_command in postgresql.conf: ...