DatabaseMetaData This class represents description of database connection which contains implementation details, details about database schema etc |
ResultSetMetaData |
This class represents the description of the ResultSet class which contains column-names/column types/properties etc. |
Statement |
This class contains methods to execute SQL statements diretly against the database and to obtain the results |
ResultSet |
This class provides methods to access data generated by a table query.This includes a series of get methods which retrieve the data in any one of the JDBC Sql type formats, either by column number or by column name |