FEAT: new columns in snapshots for adapters w/o bools

[McKnight-42]

resolves #4489

Description

creates a new macro get_true_sql(), that can be dispatched so as to avoid the issue described in #4488

Checklist

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• I have run this code in development and it appears to resolve the stated issue
• This PR includes tests, or tests are not required/relevant for this PR
• I have added information about my change to be included in the CHANGELOG.

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[leahwicz]

@cla-bot check

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[ChenyuLInx]

LGTM