Want to practice SQL queries, do I need to download SQL editor

Hi All,
I have a doubt..
I want to practice SQL queries. for this, do I need to download SQL editor and Intall or If I download any Oracle version, does it will have SQL editor? please anyone answer my question.

I'm not sure how is it related to Peoplesoft, but if you installed an Oracle client on your client machine, then you have SQL*Plus or SQL Developer.
Nicolas.

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