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title: SQLError
---

# SQLError

A `SQLError` 物件当发生错误时引发。

## 属性

*   **代码**： 下面列出的预定义的错误代码之一。

*   **消息**： 错误的说明。

## 常量

*   `SQLError.UNKNOWN_ERR`
*   `SQLError.DATABASE_ERR`
*   `SQLError.VERSION_ERR`
*   `SQLError.TOO_LARGE_ERR`
*   `SQLError.QUOTA_ERR`
*   `SQLError.SYNTAX_ERR`
*   `SQLError.CONSTRAINT_ERR`
*   `SQLError.TIMEOUT_ERR`

## 说明

`SQLError`物件运算元据库时出现错误时引发。