PREHOOK: query: DESCRIBE FUNCTION log2
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION log2
POSTHOOK: type: DESCFUNCTION
log2(x) - Returns the logarithm of x with base 2
PREHOOK: query: DESCRIBE FUNCTION EXTENDED log2
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION EXTENDED log2
POSTHOOK: type: DESCFUNCTION
log2(x) - Returns the logarithm of x with base 2
Example:
  > SELECT log2(2) FROM src LIMIT 1;
  1