根据对象类型的不同,弹出的菜单也有区别。表和视图有View, Edit, Rename, Drop, Query data和Edit data等功能。View和Edit分别是查看和修改表的结构信息,如字段,主键,索引和约束等。Query data相当于新打开一个窗口,并执行select * from表。Edit data相当于新打开一个窗口,并执行select * from表for update。存储...
Query Buffer \e [FILE] [LINE] edit the query buffer (or file) with external editor \ef [FUNCNAME [LINE]] edit function definition with external editor \p show the contents of the query buffer \r reset (clear) the query buffer \s [FILE] display history or save it to file \w FILE ...
\crosstabview [COLUMNS] execute query and display results in crosstab \errverbose show most recent error message at maximum verbosity \g [(OPTIONS)] [FILE] execute query (and send results to file or |pipe); \g with no arguments is equivalent to a semicolon \gdesc describe result of query...
pg_qs.store_query_plans是否应在查询存储中保存查询计划。offon、off pg_qs.track_utility查询存储是否必须跟踪实用工具命令。onon、off (*) 静态服务器参数,其值的更改需要服务器重启才能生效。 以下选项专用于等待统计信息: 参数说明默认范围 pgms_wait_sampling.history_period对等待事件进行采样的频率(毫秒)。10...
SQL Server Query Store is a new feature introduced in SQL Server 2016 that is used to automatically and asynchronously capture query execution history, statistics and plans, with minimal impact to overall SQL Server Performance. The Query Store feature makes performance problem troubleshooting simple; ...
Power Query Dataflows Power Textor Power Virtual Agents PPM Express PrexView (獨立發行者) Priority Matrix Priority Matrix HIPAA Priva PRO WFM Authentication Process Street Progressus Advanced Projects Project Online Project Roadmap ProjectPlace Projectum Present It ProjectWise Design Integration Projectwise Sha...
warehouse_db=# insert into history (history_id ,date,amount,data,customer_id,warehouse_id) values (2,'Jul-10-15',2345,'thedatasecond',2,2); INSERT 0 1 warehouse_db=# select * from view_multiple_tables ; warehouse_name | year_created | city | amount | date ...
pg-meta: hosts: { 10.10.10.10: { pg_seq: 1, pg_role: primary } } vars: pg_cluster: pg-meta pg_users: - {name: dbuser_meta ,password: DBUser.Meta ,pgbouncer: true ,roles: [dbrole_admin] ,comment: pigsty admin user } - {name: dbuser_view ,password: DBUser.Viewer ,pgbouncer...
TimelineHistoryWrite 正等待新创建的时间线历史文件上的写操作。 TwophaseFileRead 正等待两阶段状态文件的读操作。 TwophaseFileSync 正等待两阶段状态文件到达稳定存储。 TwophaseFileWrite 正等待两阶段状态文件的写操作。 WALBootstrapSync 在自举期间等待WAL到达稳定存储。 WALBootstrapWrite 在自举期间等待WAL页面的...
Search query bodies (functions and view definitions) matching POSIX regular expression. SELECT ddlx_create(objid) FROM ddlx_apropos('users'); SELECT * FROM ddlx_apropos('users') JOIN ddlx_identify(objid) ON true; SELECT * FROM ddlx_apropos('users') JOIN ddlx_definitions(objid) ON true; ...