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課程簡介
創建對資料庫的複雜查詢
- 使用可用的運算子
- 具有多個條件的查詢
創建表和引用
- DDL 命令(建立、更改和移除)
- 創建引用完整性
- 表的規範化(最多 3 個規範形式)
- 異常情況和避免異常的方法
現有表結構的更改
- ALTER 子句
數據操縱
- DML 命令(插入、更新、移除)
創建新使用者並授予許可權
- DCL 命令(授予、撤銷)
連結表
- 內部聯接和外部聯接
數據聚合
- 分組函數的特性
- 使用 GROUP BY 子句和 HAVING
- 對多列進行分組
子查詢
- 多列
- 相關
- WITH 子句
最低要求
Oracle SQL 的基礎知識
14 時間:
客戶評論 (2)
I enjoyed the access to trainers individual support in resolving exercises.
Tomasz Czornak
Course - Oracle SQL Intermediate
Trainer provided some topic and support it with plenty of exercises. We had a chance to apply knowledge by doing them on our own.