flink-cdc 同步 Postgre SQL 基本配置【1】
版本要求
PostgreSQL: 9.6, 10, 11, 12 +
連接器:flink-cdc-connectors
操作步驟
wal_level = logical # minimal, replica, or logical
阿里云中修改參數設置會實例重啟,謹慎操作
CREATE USER user WITH PASSWORD 'pwd';
ALTER ROLE user replication;
grant CONNECT,CREATE ON DATABASE test to user;
GRANT SELECT ON cgm_device TO user;
CREATE PUBLICATION dbz_publication FOR TABLE? cgm_device,cgm_user_info,cgm_user_action,cgm_user_patient;
查詢哪些表已經發布
select * from pg_publication_tables;
其他命令
-- 賦予權限 GRANT privilege_list | ALL ON table_name TO? role_name;
GRANT SELECT ON? cgm_device TO dev_user;
-- 權限回收
REVOKE ALL ON ALL TABLES IN SCHEMA public FROM dev_user;
-- 查看某用戶的系統權限
SELECT * FROM? pg_roles WHERE rolname='dev_user';
-- 查詢當前用戶 所有表權限
SELECT * FROM information_schema.table_privileges WHERE grantee = 'dev_user'
-- 查看戶在某表的列上的權限
select * from information_schema.column_privileges where grantee='dev_user';
-- 查看usage權限表
SELECT * FROM information_schema.usage_privileges WHERE grantee = 'dev_user'
-- 查看當前用戶能夠訪問的數據類型
select * from information_schema.data_type_privileges;
總結
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