OPTIONS (host '127.0.0.1', port '8001', dbname 'postgres'); 创建User Mapping 和外部表 创建User Mapping CREATE USER MAPPING FOR gpadmin SERVER foreign_server; 创建外部表 CREATE FOREIGN TABLE foreign_table ( val int ) SERVER foreign_server OPTIONS (schema_name 'public', table_name 't2'); ...
如果在关闭这个选项,可以使用 ALTER SERVER youserrvername OPTIONS (keep_connections 'off'); 打开使用ALTER SERVER youserrvername options (set keep_connections 'on'); 7.活动和有效的连接列表,添加postgres_fdw_get_connections函数以报告打开的外部服务连接。该函数将打开的连接名本地会话返回到postgres_fdw的...
2. create server时支持的options 与libpq支持的options一致(https://www.postgresql.org/docs/9.6/static/libpq-connect.html#LIBPQ-PARAMKEYWORDS),除了以下 user在usermapping中设置 password 在usermapping中设置 client_encoding fallback_application_name (强制设置为postgres_fdw) 3. postgres_fdw额外支持的options...
CREATE SERVER foreign_server FOREIGN DATA WRAPPER postgres_fdw OPTIONS (host 'xxx.xx.xxx.xx', port '5432', dbname 'foreign_db'); 创建用户映射,用于标识将在远程服务器上使用的角色。 CREATE USER MAPPING FOR local_user SERVER foreign_server OPTIONS (user 'foreign_user', password 'password');...
8 9 -- 创建拓展 createextension postgres_fdw; dropSERVER postgresCASCADE;--递归删除 会删除已经通过fdw创建的表-- 创建一个server name postgres createserver postgresforeigndata wrapper postgres_fdw options (host'127.0.0.1', port'5432', dbname'postgres'); create...
postgres=# CREATE SERVER pg_fdw_server FOREIGN DATA WRAPPER postgres_fdw OPTIONS (host '127.0.0.1', port '25432', dbname 'postgres'); CREATE SERVER postgres=# CREATE USER MAPPING FOR postgres SERVER pg_fdw_server OPTIONS (user 'user1', password 'zc@123456'); ...
OPTIONS (host '192.168.80.131', port '5432', dbname 'postgres'); 1. 2. 3. 4. 5. 4、创建外联用户信息 CREATE USER MAPPING FOR postgres SERVER table1 OPTIONS (user 'postgres', password 'highgo@123'); 1. 2. 3. 4. 5. 5、查看外联服务 ...
--1 赋予lottu01对应权限lottu01=# grant usage on foreign data wrapper postgres_fdw to lottu01;GRANTlottu01=# \c lottu01 lottu01You are now connected to database "lottu01" as user "lottu01".--2 创建serverlottu01=> CREATE SERVER lottu FOREIGN DATA WRAPPER postgres_fdw OPTIONS (host '192.1...
create extension postgres_fdw; --创建本地服务器连接外部服务器 create serverserver_remote_13foreign data wrapperpostgres_fdwoptions(host'192.168.11.13',port'5432',dbname'party'); --创建用户映射 create user mapping forpostgresserverserver_remote_13options(user'party',password'party'); ...
CREATE SERVER foreign_server FOREIGN DATA WRAPPER postgres_fdw OPTIONS (host 'xxx.xx.xxx.xx', port '5432', dbname 'foreign_db'); 建立使用者對應,找出要使用於遠端伺服器的角色。 重要 若要編輯密碼使其不會顯示在日誌中,log_statement=none請在工作階段層級設定 。在參數層級設定不會編輯密碼。 CREAT...