subschema Encyclopedia (sʌbˈskiːmə) n a part of a computer database which is used by an individual Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014 ...
PURPOSE:To shorten the time of processings in the order of key of entry record also in the case of the single processing by locking-ahead, by record of the data base into a CPU in the unit of subschema being the unit of application user view of the data base. CONSTITUTION:A job ...
aOnce approved by the users, the conceptual schema is converted into a specific database schema, depending on the data model and the database management system (DBMS) used for the implementationand users (Navathe 1992) 正在翻译,请等待... [translate] ...
aOnce approved by the users, the conceptual schema is converted into a specific database schema, depending on the data model and the database management system (DBMS) used for the implementationand (Navathe 1992) 正在翻译,请等待...[translate] ...
Even with identical servers, schema, queries, and data I've seen execution plans differ Share Improve this answer Follow answered Feb 15, 2010 at 4:56 gbn 430k8383 gold badges596596 silver badges683683 bronze badges Add a comment 2 The SQL engine tries to optimise the order...
Cannot grant, deny, or revoke permissions to sa, dbo, entity owner, information_schema, sys, or yourself. Cannot insert duplicate key row in object... Cannot insert the value NULL into column 'ID', table Cannot open backup device 'C:\TEMP\Demo.bak'. Operating system error 2(The system...
2019-12-03 15:43 −执行更新统计信息语句: exec dbms_stats.gather_schema_stats(ownname=>'LIVE_KS',degree=>2,cascade=>true,options=>'GATHER AUTO',estimate_percent=>DBM... caljosiju 0 814 Your activation code could not be validated (error 1653219) ...
Cannot grant, deny, or revoke permissions to sa, dbo, entity owner, information_schema, sys, or yourself. Cannot insert duplicate key row in object... Cannot insert the value NULL into column 'ID', table Cannot open backup device 'C:\TEMP\Demo.bak'. Operating system error 2(The system...