get_table_columns

Data_Reduction.GAVRT.mysql.get_table_columns(db_conn, table)

Returns information about the columns in a table. Inputs:

db_conn (connection object)
table   (string)

Outputs:

a sequence of sequences with column information.  Each column sequence
consisting of:
  column name       (string)
  column type       (string) such as 'tinyint(3) unsigned' or 'float'
  contains nulls    (string) 'YES' or 'NO'
  key               (string) is the column indexed?
  default value              e.g. 'None'
  extra information (string)