Re: getTypeInfo

On 14 December 2016 at 07:32, Jan Motl <yzan(at)volny(dot)cz> wrote:

> Hi,
>
> I noticed that getTypeInfo() may not return data in the order specified in
> Oracle documentation (https://docs.oracle.com/javase/7/docs/api/java/sql/
> DatabaseMetaData.html#getTypeInfo()):
> Retrieves a description of all the data types supported by this database.
> They are ordered by DATA_TYPE and then by how closely the data type maps to
> the corresponding JDBC SQL type.
> With the following code snippet:
>
> try (Connection connection = dataSource.getConnection(); ResultSet rs =
> connection.getMetaData().getTypeInfo()) {
> while (rs.next()) {
> System.out.println(rs.getInt("DATA_TYPE"));
> }
> } catch (SQLException e) {}
>
> I am getting DATA_TYPE in a non-monotonic order:
> -7
> -2
> 1
> 12
> -5
> ...
>
> Additional metadata:
> JDBC driver: PostgreSQL 9.4.1212
> Server version: 9.6beta1.0 (9.6beta1.0)
>
> What do I do wrong?
>
> Nothing, I just looked at the code and there is no order by on there

Dave Cramer

davec(at)postgresintl(dot)com
www.postgresintl.com