Oracle数据库由Sun公司推出，是一款成熟的企业级集成数据库系统，在容错性与兼容性方面表现突出。接下来将介绍其常见的日常操作内容，帮助用户更好地进行管理和维护工作。

As an Oracle performance-tuning expert, I frequently visit Oracle shops to improve system performance. Although Oracle offers many performance-tuning techniques, you can’t tune away a poor database ...

This section describes how to retrieve DBMS data by using the statements and components of the SQL Procedure Pass-Through Facility to access DBMS data. The Pass-Through Facility uses the SAS/ACCESS ...

SAN FRANCISCO --CEO Larry Ellison must have been in a good mood while kicking off Oracle OpenWorld 2013 on Sunday evening. Part of that is likely thanks to Team USA's back-to-back wins in some ...

Oracle is an object-relational database system (RDBMS) primarily used by large companies to store and retrieve enterprise-wide, mission-critical, transactional data. When working with an Oracle ...

Developers can use the ORDER SIBLINGS BY feature of Oracle 10g and later to sort the records in a hierarchy created by the START WITH and CONNECT BY clauses in a SELECT statement. Oracle’s START WITH ...

SQL is a convenient way to manage and query your data, but badly written queries can tie up your database. Here are seven common SQL traps and how to avoid them. Database developers have it tough.

Taking aim at competitors including Amazon Aurora and Snowflake, Oracle has enhanced the MySQL HeatWave in-memory query accelerator in the Oracle Cloud’s MySQL Database Service by leveraging advanced ...