Structured Query Language
目录
52.1. DISTINCT 52.2. group by 52.3. HAVING 52.4. REGEXP 52.5. IN / NOT IN 52.6. ALL / Any 52.7. exists, not exists 52.8. UNION -
52.8.1. UNION ALL
52.9. OUTFILE/LOAD DATA INFILE -
52.9.1. Export data to CSV from MySQL 52.9.2. Import data from CSV file.
52.10. CASE Syntax 52.11. MySQL 专有命令 -
52.11.1. SQL_NO_CACHE 52.11.2. SIGNAL Syntax
52.12. SQL 92
SELECT DISTINCT user.name FROM user
SELECT DISTINCT user.name FROM user
原文出处：Netkiller 系列 手札
本文作者：陈景峯
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