psql This will log you into the PostgreSQL prompt, and from here you are free to interact with the database management system right away. Exit out of the PostgreSQL prompt by typing: \q This will bring you back to thepostgresLinux command prompt. ...
(ERRCODE_INSUFFICIENT_PRIVILEGE), errmsg("permission denied to COPY to a file"), errdetail("Only roles with privileges of the \"%s\" role may COPY to a file.", "pg_write_server_files"), errhint("Anyone can COPY to stdout or from stdin. " "psql's \\copy command also works for ...
PostgreSQL FAQ:http://www.postgresql.org/docs/faqs.FAQ.html PostgreSQL Documentation:http://www.postgresql.org/docs/
这样的格式只能使用 psql 来进行导入。 注意到上面有一个COPY FROM stdin;这个是 psql 的专用导入格式。 导入的命令为: psql -h 127.0.0.1 -p 5433 -U username -W -d database name < dump.sql 我们在导入的命令中加入了不少的参数。 有关psql 的参数列表,请参考文章:PostgreSQL: Documentation: 15: ps...
documentation.Report bugs to<pgsql-bugs@postgresql.org>. 1.1.2- E 我们可以实验一下-E的效果: 代码语言:javascript 复制 [postgres@host01~]$ psql-Epsql(11.2)Type"help"forhelp.postgres=# \c yx You are now connected to database"yx"asuser"postgres".yx=# \d***QUERY***SELECTn.nspnameas"...
如果函数中SQL很长,输出可能会错行,不方便分析,可以用psql将其导出成文本。 psql -c "\sf test_f" > test_f.sql 1. 四、 raise notice打标记 注意raise要用plpgsql语言,像上面用sql会报错,为方便测试稍微做点改造。 CREATE OR REPLACE FUNCTION test_f_2() RETURNS integer AS $$ ...
这部分介绍了psql工具的使用方法, PostgreSQL数据库的数据类型和数据库对象的操作方法,以及PostgreSQL数据库的架构和数据库服务的管理等知识。提高篇(9～13章)讲解PostgreSQL的执行计划、技术内幕及特色功能,最后还介绍了解数据库优化方法和PostgreSQL Standby数据库的搭建过程。若想早日成为PostgreSQL数据库高手,请仔细阅读这...
PostgreSQL: Documentation: 14: 22.5. Predefined Roles 后台进程崩溃后,删除相关临时文件。之前版本会保留这些文件用于debug,可由remove_temp_files_after_crash参数控制 如果客户端断开连接,允许长时间运行的SQL被取消(Allow long-running queries to be canceled if the client disconnects),由client_connection_check...
+---public|psql_copy|table|postgres|permanent|16kB|(1row)postgres=> More \d commands are available inpsql documentation. \gexec Sends the current query buffer to the server, then treats each column of each row of the query’s output as a SQL statement to be executed. The fol...
sudo -u postgres psql postgres this connects as a role with same name as the local user, i.e. "postgres", to the database called "postgres" (1st argument to psql). Set a password for the "postgres" database role using the command: ...