PROC SQL: Beyond the Basics Using SAS, Second Edition

Kirk Paul Lafler

  • 出版商: SAS Institute
  • 出版日期: 2013-08-30
  • 售價: $2,290
  • 貴賓價: 9.5$2,176
  • 語言: 英文
  • 頁數: 400
  • 裝訂: Paperback
  • ISBN: 1612900275
  • ISBN-13: 9781612900278
  • 相關分類: SQL
  • 無法訂購

買這商品的人也買了...

相關主題

商品描述

Kirk Lafler's PROC SQL: Beyond the Basics Using SAS, Second Edition, offers a step-by-step example-driven guide that helps readers master the language of PROC SQL. Packed with analysis and examples illustrating an assortment of PROC SQL options, statements, and clauses, this book can be approached in a number of ways. Users can read it cover-to-cover or selectively by chapter; they can use the extensive index to find content of interest or refer to the helpful "Summary" that precede each chapter to look for help on a specific topic.

The second edition explores new and powerful features in SAS 9.3, and includes such topics as adding data to a table with a SET clause; bulk loading data from Microsoft Excel; distinguishing between DATA step merges and PROC SQL joins; rules for designing indexes; cardinality and index selectivity; and demystifying join algorithms. It also features an expanded discussion of CASE expressions, and new sections on complex query applications, and grouping and performance. Delving into the workings of PROC SQL with greater analysis and discussion, PROC SQL: Beyond the Basic Using SAS, Second Edition, examines a broad range of topics and provides greater detail about this powerful database language using discussion and numerous real-world examples.

This book is part of the SAS Press program.

商品描述(中文翻譯)

Kirk Lafler 的《PROC SQL: Beyond the Basics Using SAS, Second Edition》提供了一個逐步的範例驅動指南,幫助讀者掌握 PROC SQL 語言。這本書充滿了分析和範例,說明了各種 PROC SQL 選項、語句和子句,讀者可以以多種方式來閱讀。用戶可以從頭到尾閱讀,或按章節選擇性閱讀;他們也可以利用豐富的索引來尋找感興趣的內容,或參考每章前的「摘要」以尋求特定主題的幫助。

第二版探討了 SAS 9.3 中的新功能和強大特性,包括使用 SET 子句向表中添加數據;從 Microsoft Excel 批量加載數據;區分 DATA 步驟合併和 PROC SQL 連接;設計索引的規則;基數和索引選擇性;以及揭開連接算法的神秘面紗。它還擴展了對 CASE 表達式的討論,並新增了有關複雜查詢應用、分組和性能的新章節。深入分析和討論 PROC SQL 的運作,《PROC SQL: Beyond the Basics Using SAS, Second Edition》檢視了廣泛的主題,並提供了有關這種強大數據庫語言的更詳細資訊,透過討論和眾多實際範例來呈現。

這本書是 SAS Press 計畫的一部分。