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ResultSet rs = stm.executeQuery(request);
JSONArray array = new JSONArray();
ResultSetMetaData rsmd = rs.getMetaData();
int columns = rsmd.getColumnCount();
while (rs.next()) {
JSONObject jsonObject = new JSONObject();
for (int i = 0; i < columns; i++) {
jsonObject.put(rsmd.getColumnLabel(i + 1), rs.getObject(i + 1));
}
array.add(jsonObject);
}