Looks like SuiteQL is unavailable to me as well, that looked promising...

Try this out, it helped me find the field joins and other things. https://timdietrich.me/blog/netsuite-suiteql-query-tool-suitelet-update-20210316/ https://timdietrich.me/netsuite-suitescripts/suiteql-query-tool/suiteql-tips-tricks/