\copy table [ ( column_list ) ] { from | to } { filename | stdin | stdout | pstdin | pstdout } [ with ] [ oids ] [ delimiter [ as ] 'character' ] [ null [ as ] 'string' ] [ csv [ quote [ as ] 'character' ] [ escape [ as ] 'character' ] [ force quote column...
test=> CREATE DATABASE test3; ERROR: permission denied to create database #没切超级用户,但已经给提示了,只是权限不够而已,语句是没有问题的,切换用户即可成功建立新数据库。 小结:在psql这个终端内,SQL语句需要加分号,在图形化管理界面不需要加分号,同MySQL一致的。 二,用户的新建,赋权,权限更改,查询当前...
-c,--command=COMMAND run only single command (SQL or internal) and exit -d,--dbname=DBNAME database name to connect to (default: "xingxing.duan") -f,--file=FILENAME execute commands from file, then exit -l,--list list available databases, then exit -v,--set=, --variable=NAME=VA...
-c COMMAND或--command=COMMAND执行单条SQL命令后退出。例如:psql -c "SELECT * FROM mytable;" -f FILE或--file=FILE执行指定文件中的SQL命令集后退出。 -l或--list列出服务器上所有可用的数据库。 -v VARNAME=value或--set=VARNAME=value设置一个变量,可以在SQL脚本中引用。
Navicat is a comprehensive database management tool for your database administration needs: the feature list includes data modeling and design, data synchronization between databases, backup and restore, data import/export, and SQL Development (it has a built-in SQL editor for users to write and ...
列举数据库,相当于mysql的show databases。 postgres=# \l List of databases Name | Owner | Encoding | Collate | Ctype | Access privileges ---+---+---+---+---+--- postgres | postgres | UTF8 | en_US.UTF-8 | en_US.UTF-8 | template0 | postgres | UTF...
Add databases, tables, and users. Run SQL queries in the database. Retrieve metadata information about the database objects. Now that you know what psql is, follow the steps below to run the Postgres list users \du command: Open the terminal. Connect to your PostgreSQL server with the foll...
[DBNAME [USERNAME]] General options: -c, --command=COMMAND run only single command (SQL or internal) and exit -d, --dbname=DBNAME database name to connect to (default: "zzx88") -f, --file=FILENAME execute commands from file, then exit -l, --list list available databases, then ...
postgres=#\list+List of databases Name | Owner | Encoding | Collate | Ctype | Access privileges | Size | Tablespace | Description ---+---+---+---+---+---+---+---+--- postgres | postgres | UTF8 | C | C | | 4132 MB | pg_default | default administrative connection databa...
Of course there are lot many other commands, as said above \? will list all of them, and from there we can pick up whatever we want.Psql is a powerful tool once we master it, and since it is command line, we can use it across environments....