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                # SQLite Limit 子句 SQLite 的 **LIMIT** 子句用于限制由 SELECT 語句返回的數據數量。 ## 語法 帶有 LIMIT 子句的 SELECT 語句的基本語法如下: ``` SELECT column1, column2, columnN FROM table_name LIMIT [no of rows] ``` 下面是 LIMIT 子句與 OFFSET 子句一起使用時的語法: ``` SELECT column1, column2, columnN FROM table_name LIMIT [no of rows] OFFSET [row num] ``` SQLite 引擎將返回從下一行開始直到給定的 OFFSET 為止的所有行,如下面的最后一個實例所示。 ## 實例 假設 COMPANY 表有以下記錄: ``` ID NAME AGE ADDRESS SALARY ---------- ---------- ---------- ---------- ---------- 1 Paul 32 California 20000.0 2 Allen 25 Texas 15000.0 3 Teddy 23 Norway 20000.0 4 Mark 25 Rich-Mond 65000.0 5 David 27 Texas 85000.0 6 Kim 22 South-Hall 45000.0 7 James 24 Houston 10000.0 ``` 下面是一個實例,它限制了您想要從表中提取的行數: ``` sqlite> SELECT * FROM COMPANY LIMIT 6; ``` 這將產生以下結果: ``` ID NAME AGE ADDRESS SALARY ---------- ---------- ---------- ---------- ---------- 1 Paul 32 California 20000.0 2 Allen 25 Texas 15000.0 3 Teddy 23 Norway 20000.0 4 Mark 25 Rich-Mond 65000.0 5 David 27 Texas 85000.0 6 Kim 22 South-Hall 45000.0 ``` 但是,在某些情況下,可能需要從一個特定的偏移開始提取記錄。下面是一個實例,從第三位開始提取 3 個記錄: ``` sqlite> SELECT * FROM COMPANY LIMIT 3 OFFSET 2; ``` 這將產生以下結果: ``` ID NAME AGE ADDRESS SALARY ---------- ---------- ---------- ---------- ---------- 3 Teddy 23 Norway 20000.0 4 Mark 25 Rich-Mond 65000.0 5 David 27 Texas 85000.0 ```
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