psql show databases

Psql powerful, skills how to use only follow-up slowly supplemented, see a tool first see how to use Help$ psql #连接到数据库服务器, in which you can enter the appropriate SQL statement or PSQL command, psql command starts with \$ \l #列出所有的数据库$ \d #查看表的结构$

The command syntax for Psql is:psql [Options] [dbname [username]]The Psql command-line options and their meanings are listed in table 1-1. Use the following command to see a complete list of options for Psql:$ psql--helpTable 1-1 psql command-line

I. Description of the orderPsql is the interactive terminal of PostgreSQL, which is equivalent to Sqlplus in Oracle. When the command is executed to connect to the database, the default user and database are Postgressecond, the command parameters-C

Tag: User CTI SSI create cancels VAR use SSE byteTransferred from: https://www.cnblogs.com/chjbbs/p/6480687.htmlUsage:Pg_dump [OPTION] ... [DBNAME] The database name is last, not specified by default is the database specified by the system variable

Usage:Pg_dump [OPTION] ... [DBNAME] DatabaseLast name, do not specify the default is the database specified by the system variable pgdatabase.General Options: (generic option)-F,--file=filename output file or directory nameFile name saved after

D:\Program files\postgresql\9.3\scriptsThis is the default buffer position of the psql;Psql's command: D:\Program files\postgresql\9.3\scripts\runpsql.bat--Query buffer\e [file] [line] Edit query buffer (or file) using external editor\EF [FUNCNAME

\?-------------------------------------General\copyright display the use and release license terms for PostgreSQL\g [file] or; Execute the query (and write the results to a file or | pipeline)\gset [PREFIX] executes the query and saves the result to

= 1. Machine = PL/Proxyhostname:h08-vm08.corp.cnb.yahoo.cominet addr:10.62.245.152Bcast:10.62.245.255Mask:255.255.254.0OS: Linux 2.6.9-42.ELsmpCPU:Intel(R) Xeon(R) CPU L5320 @ 1.86GHzMemTotal: 254772 kBPg_Dir: /home/y/pgsql/data/port =

Author: LengF PostTime: 2011-08-17 I believe that Mysql and MSSQL are the most common concerns. Of course, Oracle has also received much attention. However, some databases are "rare", such as DB2, Postgresql, Sybase ASE, and Informix. If you do not

Really did not think, has been the user of PostgreSQL, suddenly need a library transplant has become the first trick! Originally it was quite different from the MySQL command line operation.Don't be afraid, but be careful, because database operation