Tables are the most frequently used database objects in any database, including PostgreSQL. Every table must have anowner. In Postgres, a user who creates a database object like tables, views, etc. is referred to as the owner of that particular object. However, the owner of any particular...
1.登录后自动选中My Objects(已验证可用)默认情况下,PLSQL Developer登录后,Brower里会选择all Objects,如果你登录的用户是DBA, 要展开tables目录,正常情况都需要wait几秒钟,而选择My Objects后响应速率则以毫秒计算的。设置方法:Tools菜单——〉Brower Filters, 会打开Brower Folders 的定单窗口,把“My ...
GRANT ALL PRIVILEGES ON DATABASE hxl TO uhxl; ##或是授权 2.进入数据库查看数据库下的表 psql -h localhost -U uhxl -d hxl select * from pg_tables where schemaname = 'public'; 3.修改表的owner person目前属主是postgres,现在修改为uhxl psql -h localhost -U postgres -d hxl alter table ...
一种是通过数据字典pg_tables来查看,相当于Oracle里面的all_tables 或者是使用information_schema里面的tables来查看。 postgres=# select *from information_schema.tables; postgres=# select *from pg_tables; PG里面的information_schema比较特别,在数据库中直接\l无法看到,但是确确实实存在,着数据字典风格和MySQL很...
chown-R postgres:postgres tbs13.creating tablespace with name of tbs1 ,tbs1isa logical name you can change whatever you want: CREATE TABLESPACE tbs1 LOCATION'/tab1/tbs1';#创建表空间4.Listing postgresql tablespace: postgres=# \db+#列出表空间List of tablespaces ...
[STRING] write string to standard output\i FILE execute commands from file\ir FILE as \i, but relative to location of current script\o [FILE] send all query results to file or |pipe\qecho [STRING] write string to query output stream (see \o)Conditional\if EXPR begin conditional block\...
SELECT schemaname, relname, n_live_tup, n_dead_tup, last_autovacuumFROM pg_stat_all_tablesORDER BY n_dead_tup / (n_live_tup * current_setting('autovacuum_vacuum_scale_factor')::float8 + current_setting('autovacuum_vacuum_threshold')::float8) DESCLIMIT 10; ...
Name | Owner ---+--- public | postgres 我们创建一个schema,然后使用\dn来查看。 postgres=# create schema jeanron100; CREATE SCHEMA postgres=# \dn List of schemas Name | Owner ---+--- jeanron100 | postgres public | postgres 或者使用数据字典pg_authid...
Description:changethedefinitionofatablespaceSyntax:ALTERTABLESPACEnameRENAMETOnew_nameALTERTABLESPACEnameOWNERTO{new_owner|CURRENT_ROLE|CURRENT_USER|SESSION_USER}ALTERTABLESPACEnameSET(tablespace_option=value[,...])ALTERTABLESPACEnameRESET(tablespace_option[,...])postgres=#altertablespacetest_tbsrenametoprod_...
pgbench dropping old tables... creating tables... generating data (client-side)... 1000000 of ...