16402 | lib2 | 15936 | postgres | active | ::1 | select datid,datname,pid,usename,state,client_addr,query from pg_stat_activity; 16394 | lib1 | 2940 | postgres | idle | 127.0.0.1 | SELECT id,name,age,email FROM guser WHERE id=$1 16402 | lib2 | 18808 | postgres | idle | ...
1. Using SQL query Using query editor, run this query to show all columns with details: SELECT * FROM information_schema.columns WHERE table_schema = 'schema_name' AND table_name = 'table_name'; 2. Using psql Using psql, you can use this command: \d+ table_name 3. Using TablePlus ...
General \copyright show PostgreSQL usage and distribution terms \crosstabview [COLUMNS] execute query and display result in crosstab \errverbose show most recent error message at maximum verbosity \g [(OPTIONS)] [FILE] execute query (and send result to file or |pipe); \g with...
select col.table_schema, col.table_name, col.ordinal_position, col.column_name, col.data_type, col.character_maximum_length, col.numeric_precision, col.numeric_scale, col.is_nullable, col.column_default, des.description from information_schema.columns col left join pg_description des on col....
(selectdescriptionfrompg_description pgdswherepgds.objoid=pgc.oidandobjsubid=0)asdescriptionfrompg_class pgcwherepgc.relname='some_info' 结果: 2、数据表中字段的信息 information_schema.columns中查询:ben发布于博客园 select*frominformation_schema.columns ...
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显示所有可设置的访问权限 6.撤销用户访问权限 语法格式如下:REVOKE permission_type ON table_name FROM user_name;其中permission_type和table_name含义...
SELECT pglogical.replication_set_add_all_tables('default', ARRAY['public']); 方法二: 将表添加到对应的复制集中;详细介绍可以查看前面文档。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 pglogical.replication_set_add_table(set_name name, relation regclass, synchronize_data boolean, columns text...
CREATE MATERIALIZED view vvv as SELECT * FROM pgbench_accounts; 查看物化视图: OK,此时如果基表pgbench_accounts 改变了的话,物化视图vvv并不会跟随改变,因为规定必须是刷新(同步)pgbench_accounts这个表 修改基本的aid等于48的 abalance值为123456789,修改后查询确认是修改了 ...
Add columns to pg_stat_replication to report replication delay times (Thomas Munro) The new columns are write_lag, flush_lag, and replay_lag. Allow specification of the recovery stopping point by Log Sequence Number (LSN) in recovery.conf (Michael Paquier) Previously the stopping point could ...
{NodeTagtype;RangeVar*relation;/* the relation to copy */Node*query;/* the query (SELECT or DML statement with* RETURNING) to copy, as a raw parse tree */List*attlist;/* List of column names (as Strings), or NIL* for all columns */boolis_from;/* TO or FROM */boolis_program...