private String[] getTableColumnNames() {
if (databaseDescriptor == null) {
return new String[0];
}
Set<String> columnNameSet = new HashSet<String>();
for (Table<?> table : databaseDescriptor.getSchema().getTables()) {
for (Field<?> field : table.getFields()) {
String columnName = field.getName();
columnNameSet.add(columnName);
}
}
String[] columnNames = columnNameSet.toArray(new String[0]);
Arrays.sort(columnNames, String.CASE_INSENSITIVE_ORDER);
return columnNames;
}
