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商品描述
Master the foundations of T-SQL with the right balance of conceptual and practical content. Get hands-on guidanceincluding exercises and code samplesthat show you how to develop code to query and modify data. You’ll gain a solid understanding of the T-SQL language and good programming practices, and learn to write more efficient and powerful queries.
Discover how to:
- Apply T-SQL fundamentals, create tables, and define data integrity
- Understand logical query processing
- Query multiple tables using joins and subqueries
- Simplify code and improve maintainability with table expressions
- Explore pivoting techniques and how to handle grouping sets
- Write code that modifies data
- Isolate inconsistent data and address deadlock and blocking scenarios
商品描述(中文翻譯)
掌握 T-SQL 的基礎知識,並在概念與實務內容之間取得適當的平衡。獲得實作指導,包括練習和程式碼範例,這些將展示如何開發查詢和修改資料的程式碼。您將對 T-SQL 語言和良好的程式設計實踐有深入的理解,並學會撰寫更有效率和更強大的查詢。
了解如何:
- 應用 T-SQL 基礎,創建資料表並定義資料完整性
- 理解邏輯查詢處理
- 使用聯接和子查詢查詢多個資料表
- 使用資料表表達式簡化程式碼並改善可維護性
- 探索樞紐技術及如何處理分組集
- 撰寫修改資料的程式碼
- 隔離不一致的資料並處理死鎖和阻塞情況