creation_time: time, in milliseconds since 1/1/1970 UTC, that the table was created. This is the same as the creation_time field on the table.
last_modified_time: time, in milliseconds since 1/1/1970 UTC, that the table was updated (either metadata or table contents). Note that if you use the tabledata.insertAll() to stream records to your table, this might be a few minutes out of date.
type: whether it is a view (2) or regular table (1).
http://stackoverflow.com/questions/22734777/how-do-i-use-the-table-query-function-in-bigquery
SELECT * FROM publicdata:samples.__TABLES__