- JDBC -31 Interrogazione e analisi Metadati - I public static void queryDB() throws SQLException { Statement statement = con.createStatement(); Strin
{"Image DocumentName": "Interrogazione e analisi Metadati - I", "Image ImageDescription": "public static void queryDB() throws SQLException { Statement statement = con.createStatement(); String sql = SELECT   FROM CATALOG ; ResultSet rs = statement.executeQuery(sql); ResultSetMetaData metaData = rs.getMetaData(); int num = metaData.getColumnCount(); System.out.println( Numero di colonne: + num); for (int i=1; i<=num; i++) { System.out.println(metaData.getColumnName(i) + + metaData.getColumnType(i)); } - JDBC -", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}