For the getter methods, a JDBC driver attempts to convert the underlying data to the Java type specified in the getter method and returns a suitable Java value. The JDBC specification has a table showing the allowable mappings from SQL types to Java types that can be used by the ResultSet ...
* Updates the designated column with a string value. The update * methods are used to update column values in the current row o * the insert row. The updater methods do not update the underlying * database; instead the updateRow or insertRow methods are called * to update the database. ...
1 package com.vae.jdbc; 2 3 import java.sql.connection; 4 import java.sql.drivermanager; 5 import java.sql.preparedstatement; 6 import java.sql.resultset; 7 import java.sql.sqlexception; 8 9 public class jdbctest { 10 11 12 //数据库连接地址 13 public final static string url = "jdbc:...
RepositoryItem[] getResultItems() Get array of all result items stored in this record set boolean isEmpty() Check if this result set is empty void setResultItems(RepositoryItem[] repositoryItems) Set repository items to result set String toString() Methods inherited from class java.lang.Objec...
Execute the Query: Execute the SELECT query using the executeQuery() methods of the Statement interface and Retrieve the results into the ResultSet object. String query = "Select * from MyPlayers"; ResultSet rs = stmt.executeQuery(query); Get the ResultSetMetsdata object: Retrieve the ResultSe...
Updates the designated column with ajava.sql.Timevalue. The updater methods are used to update column values in the current row or the insert row. The updater methods do not update the underlying database; instead theupdateRoworinsertRowmethods are called to update the database. ...
This getNCharacterStream method is specified by the getNCharacterStream method in the java.sql.ResultSet interface. This method can be used to retrieve the value of an nvarchar, nchar, nvarchar(max), ntext, or xml column in the current row of this SQLServerResultSet object. If you try to ...
Methods inherited from interface java.lang.Iterable forEach, iterator, spliterator Method Detail close void close() throws oracle.pgql.lang.PgqlException Closes the underlying JDBC ResultSet and Statement. Specified by: closein interfacejava.lang.AutoCloseable ...
Learn how to use the isAfterLast method of the Java ResultSet class with examples. Understand its functionality and practical applications in database operations.
For maximum portability, result set columns within each row should be read in left-to-right order, and each column should be read only once. For the getter methods, a JDBC driver attempts to convert the underlying data to the Java type specified in the getter method and returns a suitable...