## Method getDescription

### Use

getDescription is a method of the class SapDB_ResultSet.

With this method you display information about the columns in the result set.

### Features

getDescription ()

Result:

● Name of the column

● Type of the column (as a string)

● Type of the column (as an integer as per ODBC specification)

These numbers have the same meaning as they do in the ODBC specification.

● Logical size of the column (maximum number of characters in string columns, maximum number of numbers in numerical columns)

● Number of decimal places

● Indicator that specifies whether the column can be NULL

● The value in the in/out column is always OUT for this method (result set).

### Example

● With the method sql, you execute an SQL statement that returns a result set. With the method getDescription, you display information about the columns of a result set.

cursor = session.sql ("SELECT * FROM hotel.customer")

print "colname type code length frac null? in/out"

print "===================================================="

for columnDescription in cursor.getDescription ():

print "%-10s %-10s %4d %6d %2d %5s %s" %

columnDescription

colname type code length frac null? in/out

=========================================================

CNO Fixed 3 4 0 None OUT

TITLE Char 1 7 0 1 OUT

FIRSTNAME Char 1 20 0 1 OUT

NAME Char 1 20 0 None OUT

ZIP Char 1 5 0 1 OUT

ADDRESS Char 1 40 0 None OUT

● Executing SQL Statements and Querying Information About the Result Set