integer
union
decimal/numeric (7,2)
select tint.cint from tint union select tdec.cdec from tdec
no precision is returned as expected etc
display size is odd
http://docs.oracle.com/javase/6/docs/api/java/sql/ResultSetMetaData.html#getPrecision(int)
ColumnIndexgetColumnNamegetColumnTypeNamegetPrecisiongetScaleisNullable
getTableNamegetSchemaName getCatalogNamegetColumnClassName
getColumnDisplaySizegetColumnLabelgetColumnTypeisAutoIncrement
isCaseSensitiveisCurrencyisDefinitelyWritable isReadOnlyisSearchableisSigned
isWritable 1cintnumeric002 java.math.BigDecimal131089cint2falsefalsefalse
false falsetruetruetrue