Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_5 (heat INTEGER, time VARCHAR)
### Question:
What is the lowest heat number for a swimmer with a time of 2:34.94?
### Answer:
SELECT MIN(heat) FROM table_name_5 WHERE time = "2:34.94"