fix: make database function compatible with postgresql and mysql both

[qasimgulzar]

This PR is subsequent of openedx/edx-platform#35762

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[mphilbrick211]

Hi @qasimgulzar! Just flagging some failing checks for you.

[qasimgulzar]

Thank you I will be looking into it.

[qasimgulzar]

@mphilbrick211 please approve the actions

[qasimgulzar]

I am going to take care of these broken tests