如何修改PostgreSQL数据库中所有表的所有者?
我尝试了ALTER TABLE * OWNER TO new_owner,但它不支持星号语法。
如何修改PostgreSQL数据库中所有表的所有者?
我尝试了ALTER TABLE * OWNER TO new_owner,但它不支持星号语法。
当前回答
Docker:修改所有表和序列的所有者
export user="your_new_owner"
export dbname="your_db_name"
cat <<EOF | docker run -i --rm --link postgres:postgres postgres sh -c "psql -h \$POSTGRES_PORT_5432_TCP_ADDR -p \$POSTGRES_PORT_5432_TCP_PORT -U postgres -d $dbname" | grep ALTER | docker run -i --rm --link postgres:postgres postgres sh -c "psql -h \$POSTGRES_PORT_5432_TCP_ADDR -p \$POSTGRES_PORT_5432_TCP_PORT -U postgres -d $dbname"
SELECT 'ALTER TABLE '||schemaname||'.'||tablename||' OWNER TO $user;' FROM pg_tables WHERE schemaname = 'public';
SELECT 'ALTER SEQUENCE '||relname||' OWNER TO $user;' FROM pg_class WHERE relkind = 'S';
EOF
其他回答
与@AlexSoto的函数方法相同:
IFS=$'\n'
for fnc in `psql -qAt -c "SELECT '\"' || p.proname||'\"' || '(' || pg_catalog.pg_get_function_identity_arguments(p.oid) || ')' FROM pg_catalog.pg_namespace n JOIN pg_catalog.pg_proc p ON p.pronamespace = n.oid WHERE n.nspname = 'public';" YOUR_DB` ; do psql -c "alter function $fnc owner to NEW_OWNER" YOUR_DB; done
在PostgreSQL中没有这样的命令。但是您可以使用我之前为GRANTs描述的方法来解决它。
根据elysch的回答,这里有一个针对多个模式的解决方案:
DO $$
DECLARE
r record;
i int;
v_schema text[] := '{public,schema1,schema2,schema3}';
v_new_owner varchar := 'my_new_owner';
BEGIN
FOR r IN
select 'ALTER TABLE "' || table_schema || '"."' || table_name || '" OWNER TO ' || v_new_owner || ';' as a from information_schema.tables where table_schema = ANY (v_schema)
union all
select 'ALTER TABLE "' || sequence_schema || '"."' || sequence_name || '" OWNER TO ' || v_new_owner || ';' as a from information_schema.sequences where sequence_schema = ANY (v_schema)
union all
select 'ALTER TABLE "' || table_schema || '"."' || table_name || '" OWNER TO ' || v_new_owner || ';' as a from information_schema.views where table_schema = ANY (v_schema)
union all
select 'ALTER FUNCTION "'||nsp.nspname||'"."'||p.proname||'"('||pg_get_function_identity_arguments(p.oid)||') OWNER TO ' || v_new_owner || ';' as a from pg_proc p join pg_namespace nsp ON p.pronamespace = nsp.oid where nsp.nspname = ANY (v_schema)
union all
select 'ALTER DATABASE "' || current_database() || '" OWNER TO ' || v_new_owner
LOOP
EXECUTE r.a;
END LOOP;
FOR i IN array_lower(v_schema,1) .. array_upper(v_schema,1)
LOOP
EXECUTE 'ALTER SCHEMA "' || v_schema[i] || '" OWNER TO ' || v_new_owner ;
END LOOP;
END
$$;
我不得不改变表,视图和序列的所有权,并发现@rjk发布的伟大解决方案工作得很好-尽管有一个细节: 如果对象名称是大小写混合的(例如。"TableName"),这将失败,并报错"not found"。 为了避免这种情况,可以像这样用' " '来包装对象名称:
表
SELECT 'ALTER TABLE \"'|| schemaname || '.' || tablename ||'\" OWNER TO my_new_owner;'
FROM pg_tables WHERE NOT schemaname IN ('pg_catalog', 'information_schema')
ORDER BY schemaname, tablename;
序列
SELECT 'ALTER SEQUENCE \"'|| sequence_schema || '.' || sequence_name ||'\" OWNER TO my_new_owner;'
FROM information_schema.sequences WHERE NOT sequence_schema IN ('pg_catalog', 'information_schema')
ORDER BY sequence_schema, sequence_name;
的观点
SELECT 'ALTER VIEW \"'|| table_schema || '.' || table_name ||'\" OWNER TO my_new_owner;'
FROM information_schema.views WHERE NOT table_schema IN ('pg_catalog', 'information_schema')
ORDER BY table_schema, table_name;
从PostgreSQL 9.0开始,你可以GRANT [priv名称]ON ALL[对象类型]in SCHEMA,其中[priv名称]是典型的SELECT, INSERT, UPDATE, DELETE等,[对象类型]可以是其中之一:
表 序列 功能
PostgreSQL的GRANT和REVOKE文档对此有更详细的说明。在某些情况下,仍然需要使用涉及系统编目(pg_catalog.pg_*)的技巧,但这种情况并不常见。我经常做以下事情:
开始一个事务来修改privs 将数据库的所有权更改为“DBA角色” 将schema的所有权更改为“DBA角色” 撤销所有角色的所有表、序列和函数上的所有私权 将相关/适当表上的SELECT、INSERT、UPDATE、DELETE权限授予适当的角色 提交DCL事务。