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3 March, 21:44

What information may be obtained from a ResultSetMetaData object? (TCOs 1-6) What information may be obtained from a ResultSetMetaData object?

Number of columns in the result set

Database URL and product name

Number of rows in the result set

JDBC driver name and version

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  1. 4 March, 00:22
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    The correct answer for the given question is " Number of columns in the result set".

    Explanation:

    In java the ResultSetMetaData is an interface which is used to getting metadata.

    The ResultSetMetaData getting the metadata of a table like number of column, total column etc.

    Their are following method of ResultSetMetaData interface

    int getColumnCount () : it return total number of column in ResultSet object.

    String getColumnName (int index) : returns the column name

    For example

    ResultSet r;

    ResultSetMetaData sm=r. getMetaData (); / / where r is ResultSet

    sm. getColumnCount ()); : It return total column in table

    sm. getColumnName (1)) : it return the column name.
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