# Choosing a Method: Data Export(SQL\CSV) and Import(TiDB Lightning) 

__*SQL*__
__*CSV*__
__*Lightning*__
__*Physical Import Mode*__
__*Logical Import Mode*__

![`smart`](MethodExportImport_en_001_20230310.png)

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+ Physical Import Mode / Logical Import Mode refers to the import mode of `TiDB lightning`.
+ The terms "fast," "very fast," and "very easy" refer to a relative comparison between the migration methods. 
+ A lot of this depends on the size of the database.
+ Some of these methods will be discussed in detail in subsequent lessons.