pg_size_pretty(pg_total_relation_size(relid)) As " table_Size", pg_size_pretty(pg_total_relation_size(relid) - pg_relation_size(relid)) as "External Size" FROM pg_catalog.pg_statio_user_tables ORDER BY pg_total_relation_size(relid) DESC; schemaname | Table | table_Size | External ...
SELECT tablespace FROM pg_tables WHERE tablename ='t1'AND schemaname ='schema1';
insert_tbl_partition_trigger BEFORE INSERT ON tbl_partition FOR EACH ROW EXECUTE PROCEDURE tbl_partition_insert_trigger() Number of child tables: 7 (Use \d+ to list them.) david=# 4.3 查看分区表 david=# \d tbl_partition_201304 Table "public.tbl_partition_201304" Column | Type | Modifiers...
分区列必须有not null约束 创建128个分区 postgres=# select create_hash_partitions('part_test'::regclass, -- 主表OID 'crt_time', -- 分区列名 128, -- 打算创建多少个分区 false) ; -- 不迁移数据 create_hash_partitions --- 128 (1 row) postgres=# \d+ part_test Table "public.part_test"...
allow_in_place_tablespaces |off |Allows tablespaces directly inside pg_tblspc, for testing. | allow_system_table_mods |off |Allows modifications of the structure of system tables. | application_name |DBeaver 24.0.2 - SQLEditor <-6.sql> |Sets the application name to be reported in ...
stat_statements | 1.10 | public | track planning and execution statistics of all SQL statements executedplpgsql | 1.0 | pg_catalog | PL/pgSQL procedural languagetablefunc | 1.0 | public | functions that manipulate whole tables, including crosstab | {} 6、显示模式...
select relname, pg_size_pretty(pg_relation_size(relid)) from pg_stat_user_tables where schemaname='public' order by pg_relation_size(relid) desc; 查看某个表空间的使用空间的大小 select pg_tablespace_size('pg_default')/1024/1024 as "SIZE M";...
pg_catalog | pg_statio_user_tables |view| postgres pg_catalog | pg_stats |view| postgrespublic| pg_stat_statements |view| postgres (32rows) 要了解PG,有各自的手段。 pgcenter是本文主角: digoal@pg11-test-> pgcenter --help pgCenter is a command line admin toolforPostgreSQL. ...
This write-up will explain how to check the size of databases or tables in PostgreSQL using pgAdmin. How to Check Database Size or Table Size in Postgres Using pgAdmin? In Postgres, different built-in functions are used to check the size of database objects, such as thepg_relation_size(...
db1=# grant select,insert,update,delete on all tables in schema db1_schema to admin; #给指定用户配置指定shcema下所有表的相关权限 GRANT 3.其他SQL操作: postgres=# select pg_relation_filepath('t1'); #查询t1表的物理路径 -[ RECORD 1 ]---+--- pg_relation_filepath | base/...