+ bail out if num_fields is 0

This commit is contained in:
Artem Pavlenko 2009-07-08 20:49:28 +00:00
parent 22647f3068
commit 7c30a5cc6f

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@ -216,6 +216,8 @@ namespace mapnik {
unsigned num_fields = cursor->getNumFields();
if (num_fields == 0) return;
std::string feature_id = "fid";
std::ostringstream create_sql;