I gave the same database table design problem (column data type selection between "date" or "timestampz") to latest Gemini 3 Pro and ChatGPT 5.1.
They both provided different recommendations.
I then typed this in Gemini chat:
I asked ChatGPT the same question and it gave a different recommendation. Below is the copied and pasted text of ChatGPT recommendation. What do you think?
Below was Gemini 3 Pro's response: