Lightning Web Component Datatables are complex. My standard approach when it comes to displaying data in tables within Salesforce might come as a surprise to some, but I typically follow these rules: Prefer Flow datatables unless the functionality we're looking for extends significantly beyond what's supported out of the box (and that list is always growing shorter, in my experience!). If Flow datatables don't work for your use-case, you should probably use lwc-utils. But ... what if neither ...