By default the size limit for importing MySQL database is 2 MB. To increase this limit you will have to change the php.ini file which can be located in C:\WAMP\BIN\Apache\php.ini if you are using WAMP.
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upload_max_filesize
upload_max_filesize represents the size of one file which you can import. Change it’s value to the desired size, the default will be 2M where M represents MB
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post_max_size
Give it a larger value than upload_max_filesize
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memory_limit
and give it a larger value than both upload_max_filesize & post_max_size
Restart the WAMP server or restart it’s services and you are all set-up
you are awesome!