psql variable

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

Common Psql commands Source: http://www.cnblogs.com/happyhotty/articles/1920455.html \ D[ Table] List tables in the database or (if declared) tables TableIf the table name is declared with a wildcard ("*"), it lists the column/field

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

When Psql is executed, no password is set. The customer sent a lot of *. SQL files for creating database tables. If you run them one by one, it will be a waste of time. In this way, I implemented a batch processing file (BAT file) to operate

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

Operating system version[Root@web103 ~]# More/etc/issueCentOS release 5.9 (Final)Kernel \ r \m[Root@web103 ~]# Uname-aLinux web103 2.6.18-348.el5 #1 SMP Tue 8 17:53:53 EST 2013 x86_64 x86_64 x86_64 gnu/linuxdownload corresponding PostgreSQL