-- 导入插件createextension postgres_fdw;-- 创建服务名称为 operation 的服务 host为ip port为端口 dbname为数据库名称createserver operationforeigndata wrapper postgres_fdw options (host'localhost', port'5432', dbname'operation');-- 创建 mappingcreateusermappingforpublic server operation options (user'postg...
db1=# create extension postgres_fdw ; CREATE EXTENSION 2)创建服务 db1=# CREATE SERVER IF NOT EXISTS foreigin_server_for_db2 FOREIGN DATA wrapper postgres_fdw OPTIONS (host'localhost', port'5432', dbname'db2'); CREATE SERVE 3) 创建用户映射 db1=# CREATE USER MAPPING FOR postgres server fo...
在db_yw中操作:创建server。options里面的信息是目标数据库。 createservermain_serverforeigndatawrapperpostgres_fdwoptions(host'127.0.0.1',port'5432',dbname'db_yw'); 在db_yw中操作:创建映射用户 create user bbb with password 'password123'; create user mapping for bbb server main_server OPTIONS( user ...
foreign data wrapper postgres_fdw options(host'localhost',port'portnum',dbname'db_name'); 创建用户映射 create user mappingforlocal_user server servername_fdw options(user'远程服务器用户名',password'远程服务器用户密码'); 创建外部表 create foreign table table_name(id bigint options(column_name'id...
postgres=> CREATE SERVER mysql_svr FOREIGN DATA WRAPPER mysql_fdw OPTIONS (host '171.16.10.13',port '3306',instanceid 'cdb-l1d95grp',uin '100026380431'); CREATE SERVER 步骤三:创建外部用户映射 postgres=> CREATE USER MAPPING FOR PUBLIC SERVER mysql_svr OPTIONS (username 'fdw_user',password '...
create user mapping for postgres server fs_tzq_db_dev options(user 'tzq',password 'Tzq12345@'); ---查询用户映射 --select * from pg_user_mappings order by srvname; ---为服务器 foo的用户映射bob更改口令: --ALTER USER MAPPING FOR postgres SERVER fs_pg_cashplan_db_dev OPTIONS (SET ...
CREATE SERVER fdwpg2 FOREIGN DATA WRAPPER postgres_fdw OPTIONS (host ‘pg2host’, port ‘5432’, dbname ‘devdb’); ✨ 4.4 创建映射用户 本地库做如下的操作: 映射用户指定了连接源端 PostgreSQL 数据库的用户名和密码信息 CREATE USER MAPPING FOR pgtest ...
CREATE USER MAPPING FOR pg_fdw1 SERVER pgdb OPTIONS (user 'scott', password 'tiger'); user:远程数据库用户 password:用户密码 6、创建FDW表(以pg_fdw1用户创建) GRANT USAGE ON FOREIGN SERVER pgdb TO scott_pg; 6、创建FDW表(以pg_fdw1用户创建) ...
postgres=> CREATE SERVER hr FOREIGN DATA WRAPPER postgres_fdw 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-#OPTIONS(address'127.0.0.1', port'6379');CREATESERVERpostgres=#CREATEFOREIGNTABLEredis_db0 (keytext, valtext) postgres-#SERVERredis_server postgres-#OPTIONS(database'0');CREATEFOREIGNTABLEpostgres=# postgres=#CREATEUSERMAPPINGFORPUBLICpostgres-#SERVERredis_server ...