class SQLite3::Statement

def columns

Experimental RBS support (using type sampling data from the type_fusion project). 

def columns: () -> untyped

This signature was generated using 1 sample from 1 application.

a (potentially) expensive operation.
may execute the statement in order to obtain the metadata; this makes it
Return an array of the column names for this statement. Note that this 
def columns
  get_metadata unless @columns
  return @columns
end