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KingStone

【繁體】從零開始!邁向數據分析SQL資料庫語法入門

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紮穩 SQL 基礎, 循序養成大數據分析新技能
MySQL / MariaDB、MS SQL Server、Oracle、PostgreSQL、DB2 全適用！

在資訊系統的開發中, 資料庫都扮演了重要的角色, 近來資料庫更擴展到大規模的資料處理及數據分析工作, 造就了大數據 (Big Data)、資料科學 (Data Science) 等急速竄升的 IT 發展趨勢。然而無論資料庫的發展如何改變, 學習資料庫形式的主流 – 【關聯式資料庫】, 及其操作用的【SQL 語言】, 絕對是踏入資料庫領域的重要基礎！

本書從認識資料庫、資料表的結構開始, 您可以學習到資料查詢和更新的語法、經常使用的函數、以及多個資料表的結合等透過 SQL 做到的資料庫操作方法。書中繪製了豐富的圖解, 以清楚易懂的方式進行解說 WHERE子句、GROUP BY子句、HAVING 子句或子查詢等初學者較不易理解的部分。

最後, 針對讓 SQL 功能大躍進、可提升大規模資料處理效率的【視窗函數 (Window Function)】和【GROUPING運算子】, 也會教您如何快速上手, 學習如何挖掘出有價值的數據。

本書特色 :

‧查詢語法、擷取結果即時呈現, 隨時都能掌握語法用途、各種修改差異
‧隨時盤點須牢記的 SQL 語法原則及關鍵字, 讓你腦袋不卡卡
‧熟悉不同資料庫系統的語法差異, 增加職場競爭力
‧適用 MySQL / MariaDB、MS SQL Server、Oracle、PostgreSQL、DB2

第 0 章建構 SQL 執行環境
第 1 章資料庫與SQL
第 2 章查詢的基本語法
第 3 章彙總與排序
第 4 章更新資料
第 5 章進階查詢功能
第 6 章函數、述詞、CASE 運算式
第 7 章集合運算 (合併查詢)
第 8 章 SQL 進階處理功能
第 9 章從應用程式連接資料庫

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【繁體】從零開始!邁向數據分析SQL資料庫語法入門

Name: 【繁體】從零開始!邁向數據分析SQL資料庫語法入門
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【繁體】從零開始!邁向數據分析SQL資料庫語法入門