revoke select on all tablesinschemapublicfrom 用户名;#撤回在information_schema模式下的权限 revoke select on all tablesinschema information_schema from 用户名;#撤回在pg_catalog模式下的权限 revoke select on all tablesinschema pg_catalog from 用户名;#撤回对数据库的操作权限 revoke all on database 数...
#查看所有表 select * from pg_tables #查看所有视图 select count(*) from pg_views; #查看所有模式 schema \dn #查看表结构 \dt t1 #查看当前连接信息 \conninfo #查看所有参数 show all; #查看具体的参数 (类似oracle的redo大小) show wal_segment_size; #查看模式下的所有表 \dt information_schema.*...
db1=# create schema db1_schema; #创建schema CREATE SCHEMA db1=# alter schema db1_schema owner to admin; #指定schma拥有者 ALTER SCHEMA 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:...
-- 查看该索引所在表的名称,以及构成该索引的键值数量和具体键值的字段编号。postgres=#SELECTindnatts,indkey,relnameFROMpg_index i, pg_class cWHEREc.relname='testtable2'ANDindrelid=c.oid;*indnatts|indkey|relname---+---+---2|13|testtable2 (1row)-- 查看指定表包含的索引,同时列出索引的名称。
列举表,相当于mysql的show tables \dt 查看表结构,相当于desc tblname,show columns from tbname \d tblname \di 查看索引 create database [数据库名]; 删除数据库: drop database [数据库名]; *重命名一个表: alter table [表名A] rename to [表名B]; ...
GRANT SELECT ON ALL TABLES IN SCHEMA PUBLIC to demo_role; --赋予demo_role所有表的SELECT权限特殊符号:ALL代表所访问权限,PUBLIC代表所有用户 GRANT ALL ON demo TO demo_role; --赋给用户所有权限GRANT SELECT ON demo TO PUBLIC; --将SELECT权限赋给所有用户\z或\dp指令显示用户访问权限。\h GRANT显示...
PostgreSQL Tutorial/Administration/Show Tables PostgreSQL Show Tables Summary: in this tutorial, you will learn how to show tables in PostgreSQL using psql tool and pg_catalog schema. MySQL offers a popular SHOW TABLES statement that displays all tables in a specific database. Unfortunately, PostgreS...
Buffer \e [FILE] [LINE] edit the query buffer (or file) with external editor \ef [FUNCNAME [LINE]] edit function definition with external editor...Informational (options: S = show system objects, + = additional detail) \d[S+] list tables, views, and sequences \d[...
[ PRIVILEGES ] } ON LANGUAGE lang_name [, ...] TO { username | GROUP group_name | PUBLIC } [, ...] [ WITH GRANT OPTION ] GRANT { { CREATE | USAGE } [,...] | ALL [ PRIVILEGES ] } ON SCHEMA schema_name [, ...] TO { username | GROUP group_name | PUBLIC } [, ......
Execute the following query to drop all tables in a given schema. Replace my-schema-name with the name of your schema. In Supabase, the default schema is public.This deletes all tables and their associated data. Ensure you have a recent backup before proceeding....