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lines changed Original file line number Diff line number Diff line change 11---
22title : SHOW USER FUNCTIONS
3- sidebar_position : 1
3+ sidebar_position : 2
44---
55import FunctionDescription from '@site/src /components/FunctionDescription';
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7- <FunctionDescription description =" Introduced or updated: v1.2.558" />
7+ <FunctionDescription description =" 引入或更新于: v1.2.558" />
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9- 列出所有用户定义函数 ( UDF),包括它们的名称、类型、描述、参数、语言和创建时间戳 。
9+ 列出所有用户定义函数(User-Defined Function, UDF),包括标量函数(Scalar Function)、表函数(Table Function)、嵌入式函数(Embedded Function)和外部函数(External Function) 。
1010
1111## 语法
1212
1313``` sql
1414SHOW USER FUNCTIONS
1515```
1616
17+ ## 输出列
18+
19+ | 列 | 描述 |
20+ | --------| -------------|
21+ | ` name ` | 函数名称 |
22+ | ` is_aggregate ` | 是否为聚合函数(对于 UDF 为 NULL) |
23+ | ` description ` | 函数描述(如果提供) |
24+ | ` arguments ` | 函数参数,以 JSON 格式表示 |
25+ | ` language ` | 编程语言:SQL、python、javascript、wasm 或 external |
26+ | ` created_on ` | 函数创建时间戳 |
27+
1728## 示例
1829
1930``` sql
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