Export the desired data from the source database in a text format. The CSV text format is recommended. This format separates data fields by using delimiters such as commas or semi-colons, and separates records by inserting line breaks.
从源数据库以文字格式导出所需的数据。建议使用 CSV 文字格式。此格式使用分隔符（如逗号或分号）分隔数据字段，并通过插入换行符来分隔记录。