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用于访问、定义和维护数据的 SQL
Oracle SQL 为访问、定义和维护数据提供了一种简单、简洁、高性能的架构。 Oracle SQL 可与 PHP、Java、Python、.NET、Hadoop、Node.js 或 APEX 一起使用。
Oracle SQL 的主要特性
- Standards compliance: ANSI SQL compliance
- Multi-version read consistency
- Procedural extensions: PL/SQL and Java
- Unleash the full power of queries: Analytic SQL
- Spatial and text
- Performance: indexes, in-memory, partitioning, optimization
Key Oracle SQL Features
- Standards compliance: ANSI SQL compliance
- Multi-version read consistency
- Procedural extensions: PL/SQL and Java
- Unleash the full power of queries: Analytic SQL
- Spatial and text
- Performance: indexes, in-memory, partitioning, optimization
Get started with SQL in Oracle Database
- Learn how to create users, grant them privileges, and remove them in Oracle Database
- Manage tables with CREATE TABLE, ALTER TABLE, and DROP TABLE
- Learn how to write SQL queries with SELECT
- Fast data access: How to create and use indexes in Oracle Database
- Ensure data quality: Keys, Constraints and Referential Integrity
- Does your database pass the ACID test? Transactions, Concurrency and Consistency
- Code data logic in the database server: create a PL/SQL stored procedure
- Understand SQL performance: How to create an execution plan | Explain the Explain Plan white paper (PDF)