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Author SHA1 Message Date
Guide
4058335f2d
Merge pull request #1961 from MiniCestbon/main
修正错别字
2023-03-24 21:32:29 +08:00
MiniCestbon
0215d49e2b
修正错别字 2023-03-24 11:31:13 +08:00

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@ -555,13 +555,13 @@ SELECT column_name(s) FROM table2;
| -------------------- | ---------------------- |
| `LEFT()``RIGHT()` | 左边或者右边的字符 |
| `LOWER()``UPPER()` | 转换为小写或者大写 |
| `LTRIM()``RTIM()` | 去除左边或者右边的空格 |
| `LTRIM()``RTRIM()` | 去除左边或者右边的空格 |
| `LENGTH()` | 长度 |
| `SOUNDEX()` | 转换为语音值 |
其中, **`SOUNDEX()`** 可以将一个字符串转换为描述其语音表示的字母数字模式。
```scss
```sql
SELECT *
FROM mytable
WHERE SOUNDEX(col1) = SOUNDEX('apple')