oracleocpsqlintroduction(英文版)(文件)
【正文】 nameo job titleDEPARTMENT* number* nameo locationassigned toposed ofI17 Copyright 169。 Oracle Corporation, 2023. All rights reserved.Relational Database PropertiesA relational database:? Can be accessed and modified by executing structured query language (SQL) statements? Contains a collection of tables with no physical pointers? Uses a set of operatorsI21 Copyright 169。 Oracle Corporation, 2023. All rights reserved.SQL StatementsSELECT INSERTUPDATEDELETEMERGECREATEALTERDROPRENAMETRUNCATECOMMITROLLBACKSAVEPOINTGRANTREVOKE Data retrieval Data manipulation language (DML)Data definition language (DDL)Transaction controlData control language (DCL)I24 Copyright 169。 Oracle Corporation, 2023. All rights reserved.演講完畢，謝謝觀(guān)看！。 Oracle Corporation, 2023. All rights reserved.Summary? The Oracle9i Server is the database for Inter puting.? Oracle9i is based on the object relational database management system.? Relational databases are posed of relations, managed by relational operations, and governed by data integrity constraints.? With the Oracle Server, you can store and manage information by using the SQL language and PL/SQL engine.I26 Copyright 169。SQL statementis entered.OracleserverStatement is sent to
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