[enhance](hive) support reading hive table with OpenCSVSerde #42257 #42940
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…42257) ## Proposed changes OpenCSVSerde Properties: | **Property** | **Description** | **Default Value** | **Supported in Doris** | |---------------------------------------|---------------------------------------------------------------------------------------------------|-------------------|--------------------------| | `separatorChar` | Defines the character used to separate fields (columns) in a CSV file. | `,` | Yes | | `quoteChar` | Defines the character used to quote fields that contain special characters, like the separator. | `"` | Yes | | `escapeChar` | Specifies the escape character used for escaping special characters, including quotes and delimiters. | `"` | Yes | ### Explanation: - **`separatorChar`**: This property defines the character that separates columns in the CSV file. Typically, a comma (`,`) is used as the default separator. - **`quoteChar`**: This character is used to enclose fields that contain special characters (like the separator). For example, if a field contains a comma, it is enclosed in quotes (`"`). - **`escapeChar`**: Specifies the character used to escape special characters, such as quotes or the separator. In many cases, a backslash (`\\`) is used as the escape character.
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Thank you for your contribution to Apache Doris. Since 2024-03-18, the Document has been moved to doris-website. |
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cherry pick from #42257