What was the length time of the 3.5 release?
CREATE TABLE table_16279520_1 (length VARCHAR, release VARCHAR)
SELECT length FROM table_16279520_1 WHERE release = "3.5"
### Context: CREATE TABLE table_16279520_1 (length VARCHAR, release VARCHAR) ### Question: What was the length time of the 3.5 release? ### Answer: SELECT length FROM table_16279520_1 WHERE release = "3.5"