0.48.8 one row in query table query clomn example:
{"constraints":{"max-results":2000},"type":"native","middleware":{"js-int-to-string?":true,"ignore-cached-results?":null},"native":{"query":"select*\nfrom dtm_order \nwhere pay_time>'2021-06-23' and pay_time<{{end_time}}\n [[{{user_name}} != '']]\nlimit 100","template-tags":{"end_time":{"type":"text","name":"end_time","id":"eac5c3ab-666c-47e6-9a39-b6d4711e4e47","display-name":"End Time","required":true,"default":"2021-06-24"},"user_name":{"type":"text","name":"user_name","id":"20bbb682-5023-44b4-93d4-fb3f6ef71d31","display-name":"User Name"}}},"viz-settings":null,"database":2,"parameters":[{"type":"category","target":["variable",["template-tag","end_time"]],"slug":"end_time","value":"2021-06-24"},{"type":"category","target":["variable",["template-tag","user_name"]],"slug":"user_name","value":null}],"async?":true,"cache-ttl":null}
the query column only give default parameter value