postgres=# create extension postgres_fdw ; CREATE EXTENSION 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 'user...
FOREIGN DATA WRAPPER postgres_fdw 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'publ...
CREATESERVER foreign_serverFOREIGNDATA 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。
--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...
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的外部服务。它还输出连接的有效性。
4、创建服务器(以普通用户登录数据库,创建server,连接目标数据库地址:192.168.109.10,数据库:d_test,端口:1921) \c d_test test create server srv_test foreign data wrapper postgres_fdw options (host '192.168.109.10',dbname 'd_test',port '1921'); ...
OPTIONS (dbname 'postgres', host 'hr', port '5432'); Step 9: Create user mapping from destination user to source user Create a mapping on the destination side for destination user (app_user) to remote source user (fdw_user) postgres=> CREATE USER MAPPING for app_user ...
lottu01=> CREATE SERVER lottu FOREIGN DATA WRAPPER postgres_fdw OPTIONS (host '192.168.1.221', port '6000', dbname 'lottu'); CREATE SERVER 1. 2. 3. 4. 5. 6. 7. 8. 2.2、在本地库创建user mapper AI检测代码解析 lottu01=> CREATE USER MAPPING FOR lottu01 SERVER lottu OPTIONS (user '...
CREATE SERVER s3 FOREIGN DATA WRAPPER postgres_fdw OPTIONS (host '192.168.1.84', port '5432', dbname 'shard3'); 2.5master,给本地账号(应用程序连接master的数据库账号)配置如何连接远程实例server CREATE USER MAPPING FOR dtstest SERVER s0 OPTIONS (user ' dtstest', password 'xxx'); ...
在使用 postgres_fdw 创建外部服务器、用户映射以及外部表等对象时,可以通过 OPTIONS 指定一些选项设置不同的行为。 连接选项 通过postgres_fdw 创建远程服务器时的选项和 libpq 连接字符串相同,但是不支持以下选项: user和password(这两个选项可以在创建用户映射时指定); ...