getting started with java data access

... Using DatabaseMetaData objects The DatabaseMetaData object has many methods and properties that provide a lot of information about a database In fact, when getting started with the DatabaseMetaData ... custom Java class that maps to a UDT in the database Java, Databases, and Data Types With its ability to create user−defined classes that reference other classes, Java has rich data type support Databases, ... underlying Java data type or an SQLException occurs 109 Chapter 7: Understanding JDBC Data Types In This Chapter • Mapping Java data types to JDBC data types • Mapping JDBC data types to Java data...

Ngày tải lên: 14/08/2014, 06:21

... //Initialize a DatabaseMetaData object DatabaseMetaData dmd = conn.getMetaData(); //Retrieve database name and version String dbname = dmd.getDatabaseProductName(); dbname = dbname + " " + dmd.getDatabaseProductVersion(); ... java. sql.ResultSet; import java. sql.Statement; import java. sql.DriverManager; import java. sql.SQLException; import java. sql.DatabaseMetaData; public class DBMetaData { public static void main(String[] args) ... list of the database keywords and helper functions Listing 8−2: DBMetaData .java package Chapter8; //Specific imports import java. sql.Connection; import java. sql.ResultSet; import java. sql.Statement;...

Ngày tải lên: 14/08/2014, 06:21

... about the database as a whole DatabaseMetaData dbMetaData = connection.getMetaData(); String productName = dbMetaData.getDatabaseProductName(); String productVersion = dbMetaData.getDatabaseProductVersion(); ... Optionally, look up info about the database DatabaseMetaData dbMetaData = connection.getMetaData(); String productName = dbMetaData.getDatabaseProductName(); System.out.println("Database: " + productName); ... – http:/ /java. sun.com/javase/6/docs/technotes/guides/jdbc/ • JDBC Tutorial – http:/ /java. sun.com/docs/books/tutorial/jdbc/ • API for java. sql – http:/ /java. sun.com/javase/6/docs/api /java/ sql/...

Ngày tải lên: 23/03/2014, 16:20

... Bridge, the Access ODBC drivers that come with Access 95, and an Access database to develop Java applets that can interact with a database without having a database server To set up an Access database ... SQL database access framework,” and a uniform interface to different data sources • The programmer writes only one database interface; using JDBC, the program can access any data source without ... the Access Driver Type in a Data Source Name and Description (anything you like) In the Database area, click on Select Select the Access database file; a sample database is located in MSoffice \ACCESS\ Samples...

Ngày tải lên: 23/03/2014, 16:21

... double java. math.BigDecimal java. lang.String byte[] java. sql.Date java. sql.Time java. sql.Timestamp java. sql.Blob java. sql.Clob java. sql.Array java. sql.Ref java. sql.Struct SQL Type (from java. sql.Types) ... REF STRUCT java. sql.Timestamp byte[ ] byte[ ] byte[ ] java. sql.Blob java. sql.Clob java. sql.Array java. sql.Ref java. sql.Struct Table 3.3, JDBC Specification Java to SQL Datatype Mappings Java Type ... the java. applet, java. awt, java. io, java. lang, java. net, and java. util packages and provides the core level of functionality needed in order to build simple applets and applications in Java Java...

Ngày tải lên: 25/03/2014, 10:41

... double java. math.BigDecimal java. lang.String byte[] java. sql.Date java. sql.Time java. sql.Timestamp java. sql.Blob java. sql.Clob java. sql.Array java. sql.Ref java. sql.Struct SQL Type (from java. sql.Types) ... REF STRUCT java. sql.Timestamp byte[ ] byte[ ] byte[ ] java. sql.Blob java. sql.Clob java. sql.Array java. sql.Ref java. sql.Struct Table 3.3, JDBC Specification Java to SQL Datatype Mappings Java Type ... the java. applet, java. awt, java. io, java. lang, java. net, and java. util packages and provides the core level of functionality needed in order to build simple applets and applications in Java Java...

Ngày tải lên: 27/06/2014, 11:20

... double java. math.BigDecimal java. lang.String byte[] java. sql.Date java. sql.Time java. sql.Timestamp java. sql.Blob java. sql.Clob java. sql.Array java. sql.Ref java. sql.Struct SQL Type (from java. sql.Types) ... REF STRUCT java. sql.Timestamp byte[ ] byte[ ] byte[ ] java. sql.Blob java. sql.Clob java. sql.Array java. sql.Ref java. sql.Struct Table 3.3, JDBC Specification Java to SQL Datatype Mappings Java Type ... int long float double double java. math.BigDecimal java. math.BigDecimal java. lang.String java. lang.String java. lang.String java. sql.Date java. sql.Time page 37 JDBC and Java 2nd edition TIMESTAMP...

Ngày tải lên: 12/08/2014, 16:21

... associated data structure, Java bundles up data and functions inside classes for manipulating that data Java data never gets directly manipulated except by the class that owns the data I will, ... The DataSource interface in JDBC represents the data source A DataSource object stores the attributes that tell it how to connect to a database Those attributes are assigned when you bind the DataSource ... JDBC and Java 2nd edition As Figure 5.1 illustrates, a Java application talks only to a JDBC DataSource implementation Internally, the DataSource implementation talks to a ConnectionPoolDataSource,...

Ngày tải lên: 12/08/2014, 16:21

... com.imaginary.lwp.SequenceGenerator; java. sql.Connection; java. sql.PreparedStatement; java. sql.ResultSet; java. sql.SQLException; javax.naming.Context; javax.naming.InitialContext; javax.naming.NamingException; javax.sql.DataSource; ... com.imaginary.lwp.AuthenticationRole; java. sql.Connection; java. sql.PreparedStatement; java. sql.ResultSet; java. sql.SQLException; page 120 JDBC and Java 2nd edition import import import import javax.naming.Context; javax.naming.InitialContext; ... building database frontends It uses GUI objects called DataWindows to map relational data to a graphical user interface display With a DataWindow, you can use simple drag-and-drop to associate a database...

Ngày tải lên: 12/08/2014, 16:21

... import import import java. beans.PropertyChangeEvent; java. beans.PropertyChangeListener; java. io.Serializable; java. net.MalformedURLException; java. rmi.Naming; page 132 JDBC and Java 2nd edition import ... import java. util.Date; java. util.HashMap; java. util.HashSet; java. util.Iterator; /** * An abstract representation of a data storage transaction This class * manages the lifecycle of a data storage ... Java 2nd edition import import import import import java. rmi.NotBoundException; java. rmi.RemoteException; java. util.ArrayList; java. util.HashMap; java. util.Iterator; /** * The base class for all...

Ngày tải lên: 12/08/2014, 16:21

... com.imaginary.util.DistributedList; java. sql.Connection; java. sql.PreparedStatement; java. sql.ResultSet; java. sql.ResultSetMetaData; java. sql.SQLException; java. util.ArrayList; java. util.Collection; java. util.HashMap; java. util.Iterator; ... and Java 2nd edition import import import import import import import javax.swing.table.AbstractTableModel; java. sql.ResultSetMetaData; java. sql.SQLException; java. sql.Types; javax.sql.RowSet; javax.sql.RowSetEvent; ... com.imaginary.bank.AccountFacade; java. util.ArrayList; java. util.Collection; java. util.Enumeration; java. util.Iterator; javax.swing.tree.TreeNode; page 164 JDBC and Java 2nd edition public class...

Ngày tải lên: 12/08/2014, 16:21

... throws java. sql.SQLException; java. sql.ResultSet getOriginalRow( ) throws java. sql.SQLException; Object[] getParams( ) throws java. sql.SQLException; void setMetaData(RowSetMetaData rsmd) throws java. sql.SQLException; ... java. sql.SQLException; void setDataSourceName(String dsn) throws java. sql.SQLException; void setDate(int col, java. sql.Date d) throws java. sql.SQLException; void setDate(int col, java. sql.Date d, java. util.Calendar ... col, java. io.Reader rdr, int len) throws java. sql.SQLException public void setClob(int col, java. sql.Clob c) throws java. sql.SQLException public void setDate(int col, java. sql.Date d) throws java. sql.SQLException...

Ngày tải lên: 12/08/2014, 16:21

... the java. applet, java. awt, java. io, java. lang, java. net, and java. util packages and provides the core level of functionality needed in order to build simple applets and applications in Java Java ... to the Database 22 23 29 Connection Troubles Basic Database Access SQL Datatypes and Java Datatypes Scrollable Result Sets The JDBC Support Classes A Database ... giving Java database access combined with the development of GUI development tools, Sun has made Java a language that competes with established tools, such as VisualBasic and PowerBuilder Java...

Ngày tải lên: 12/08/2014, 21:20

... double java. math.BigDecimal java. lang.String byte[] java. sql.Date java. sql.Time java. sql.Timestamp java. sql.Blob java. sql.Clob java. sql.Array java. sql.Ref java. sql.Struct SQL Type (from java. sql.Types) ... REF STRUCT java. sql.Timestamp byte[ ] byte[ ] byte[ ] java. sql.Blob java. sql.Clob java. sql.Array java. sql.Ref java. sql.Struct Table 3.3, JDBC Specification Java to SQL Datatype Mappings Java Type ... int long float double double java. math.BigDecimal java. math.BigDecimal java. lang.String java. lang.String java. lang.String java. sql.Date java. sql.Time page 37 JDBC and Java 2nd edition TIMESTAMP...

Ngày tải lên: 12/08/2014, 21:20

... know in order to handle the data JDBC provides two meta -data classes: java. sql.ResultSetMetaData and java. sql.DatabaseMetaData The meta -data described by these classes was included in the original ... 4.5.2 Database Meta -Data As the ResultSetMetaData class relates to the ResultSet class, the DatabaseMetaData class relates to the Connection class (in spite of the naming inconsistency) The DatabaseMetaData ... of the DatabaseMetaData class, I have also added a showVersion() method that grabs database and driver version information from the DatabaseMetaData class: static public void showVersion(DatabaseMetaData...

Ngày tải lên: 12/08/2014, 21:20

... associated data structure, Java bundles up data and functions inside classes for manipulating that data Java data never gets directly manipulated except by the class that owns the data I will, ... The DataSource interface in JDBC represents the data source A DataSource object stores the attributes that tell it how to connect to a database Those attributes are assigned when you bind the DataSource ... JDBC and Java 2nd edition As Figure 5.1 illustrates, a Java application talks only to a JDBC DataSource implementation Internally, the DataSource implementation talks to a ConnectionPoolDataSource,...

Ngày tải lên: 12/08/2014, 21:20

... com.imaginary.lwp.SequenceGenerator; java. sql.Connection; java. sql.PreparedStatement; java. sql.ResultSet; java. sql.SQLException; javax.naming.Context; javax.naming.InitialContext; javax.naming.NamingException; javax.sql.DataSource; ... com.imaginary.lwp.AuthenticationRole; java. sql.Connection; java. sql.PreparedStatement; java. sql.ResultSet; java. sql.SQLException; page 120 JDBC and Java 2nd edition import import import import javax.naming.Context; javax.naming.InitialContext; ... building database frontends It uses GUI objects called DataWindows to map relational data to a graphical user interface display With a DataWindow, you can use simple drag-and-drop to associate a database...

Ngày tải lên: 12/08/2014, 21:20

... import import import java. beans.PropertyChangeEvent; java. beans.PropertyChangeListener; java. io.Serializable; java. net.MalformedURLException; java. rmi.Naming; page 132 JDBC and Java 2nd edition import ... import java. util.Date; java. util.HashMap; java. util.HashSet; java. util.Iterator; /** * An abstract representation of a data storage transaction This class * manages the lifecycle of a data storage ... Java 2nd edition import import import import import java. rmi.NotBoundException; java. rmi.RemoteException; java. util.ArrayList; java. util.HashMap; java. util.Iterator; /** * The base class for all...

Ngày tải lên: 12/08/2014, 21:20

... com.imaginary.util.DistributedList; java. sql.Connection; java. sql.PreparedStatement; java. sql.ResultSet; java. sql.ResultSetMetaData; java. sql.SQLException; java. util.ArrayList; java. util.Collection; java. util.HashMap; java. util.Iterator; ... and Java 2nd edition import import import import import import import javax.swing.table.AbstractTableModel; java. sql.ResultSetMetaData; java. sql.SQLException; java. sql.Types; javax.sql.RowSet; javax.sql.RowSetEvent; ... com.imaginary.bank.AccountFacade; java. util.ArrayList; java. util.Collection; java. util.Enumeration; java. util.Iterator; javax.swing.tree.TreeNode; page 164 JDBC and Java 2nd edition public class...

Ngày tải lên: 12/08/2014, 21:20

... a subspace of the database with the specified catalog name If the driver does not support catalogs, it will ignore this request getMetaData( ) public DatabaseMetaData getMetaData( ) throws SQLException ... step should be used only when auto-commit is off DatabaseMetaData page 182 JDBC and Java 2nd edition Synopsis Interface Name: java. sql.DatabaseMetaData Superclass: None Immediate Subclasses: None ... and Java 2nd edition public void setReadOnly(boolean ro) throws SQLException Description Some databases can optimize for read-only database access The setReadOnly( ) method provides you with...

Ngày tải lên: 12/08/2014, 21:20