Result Set Variable Java. In this post we will learn How to retrieve datarow from JDBC resultset in java. Retrieving the Value of a Column Using the Column Name.
ResultSet rs null. Algunos ejemplos de estos metodos son getInt getLong getString getTimestamp y getBlob. The update methods can be used either to modify the data of an existing row or to insert new data rows into the ResultSet.
It is used to store the data which are returned from the database table after the execution of the SQL statements in the Java Program.
Whilersnext for int x1x. The javasqlResultSet interface represents the result set of a database query. It is used to store the data which are returned from the database table after the execution of the SQL statements in the Java Program. Declarar variables en Java es bastante similar por no decir que igual a la gran mayoria de los lenguajes mas populares de la actualidad basicamente debemos definir un tipo de datos nativo o complejo un nombre para la variable y de manera opcional podremos inicializarla en la misma linea y darle un valor inicial.