Hey DB Forums community, this is my first post, pls dont bash me if i am posting in the wrong place. ( i am a database newbie

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where can i find a software to manupilate data on mysql or other database.
Project background: i am getting historical data for the north america stock market. Each stock's historical data is stored in a text file or a csv file and then using the data i am trying to perform calculation.
Which database will best suite my need and which software will easily manipluate the data
thank for the help