Orm provides functionality to perform complete crud operations and encourages object-oriented querying .
orm提供功能来执行完整的crud操作并鼓励面向对象的查询。
For example , if you frequently connect to a database , you may want to create a database access class to handle connection , querying , and rendering of data .
It embraces c / s architecture , graphic user interface ( gui ) , computer-aided design engineering ( case ) ; object-oriented techniques ; sql querying to relational database ; internal integration engineering system , business system , electronic data interchange ( edi ) .
Directed search and querying , based on the meanings of and relationships among objects ( s. semantics ) , allows practically any person or service to find what is needed without assistance , whether it is structured information ( like relational databases ) or unstructured content .