When did the first staff for the projects started working?
CREATE TABLE Project_Staff (date_from VARCHAR)
SELECT TOP 1 date_from FROM Project_Staff ORDER BY date_from
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE Project_Staff (date_from VARCHAR) Question: When did the first staff for the projects started working? [/INST] SELECT TOP 1 date_from FROM Project_Staff ORDER BY date_from </s>