string-function changes #1841
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string-function changes #1841
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http://39.106.86.136:8090/browse/DORIS-18163 string-function changes |
morrySnow
reviewed
Jan 17, 2025
| @@ -25,17 +25,19 @@ under the License. | |||
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| ## trim-in | |||
| ## 描述 | ||
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| 删除输入字符串两端的多余空格 |
| ## 语法 | ||
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| `VARCHAR trim_in(VARCHAR str[, VARCHAR rhs])` | ||
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| ## 注意事项 | ||
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| 当没有 `rhs` 参数时，将参数 `str` 中右侧和左侧开始部分连续出现的空格去掉；当有 `rhs` 参数时，在字符串的两端查找并移除 `rhs` 字符集合中的任何字符（不考虑顺序） |
| ## 描述 | ||
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| 删除输入字符串两端的多余空格 | ||
| ## 语法 | ||
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| `VARCHAR trim_in(VARCHAR str[, VARCHAR rhs])` |
There was a problem hiding this comment.
语法中不要有类型，参数需要尖括号包裹。使用code block 而不是 inline code。函数名使用大写
Suggested change
| `VARCHAR trim_in(VARCHAR str[, VARCHAR rhs])` | |
| ```sql | |
| TRIM_IN( <str> [, <rhs> ] ) | |
| ``` |
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| 当没有 `rhs` 参数时，将参数 `str` 中右侧和左侧开始部分连续出现的空格去掉；当有 `rhs` 参数时，在字符串的两端查找并移除 `rhs` 字符集合中的任何字符（不考虑顺序） | ||
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| ## 举例 | ||
| ## 示例 | ||
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| ```sql | ||
| mysql> SELECT trim_in(' ab d ') str; |
There was a problem hiding this comment.
去掉prompt
Suggested change
| mysql> SELECT trim_in(' ab d ') str; | |
| SELECT trim_in(' ab d ') str; |
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| mysql> SELECT trim_in('ababccaab','ab') str; | ||
| +------+ | ||
| | str | | ||
| +------+ | ||
| | cc | |
| +------------------------------------------------+ | ||
| ## 返回值 | ||
| ```sql | ||
| Doris+Q%26A |
| +------------------------------------------------+ | ||
| | https://doris.apache.org/zh-CN/docs/sql-manual/sql-functions/string-functions | | ||
| +------------------------------------------------+ | ||
| ## 返回值 |
There was a problem hiding this comment.
返回值章节不是写示例的返回值，而是写函数返回值的含义。应出现在示例上方
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duplicates with #1851 |
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