access—jdbc jndi and jaxp

... Understanding JDBC Data Types because they provide advanced searching capabilities and additional data integrity SQL3 data types were created to handle the demands of these two groups The standard ... r.close(); //Standard error handling } catch(SQLException se) { //Handle errors for JDBC se.printStackTrace(); 122 Chapter 7: Understanding JDBC Data Types } catch(Exception e) { //Handle errors ... to humans, date and time, is also the most inconsistently implemented data type in programming languages, operating systems, and databases Despite SQL standards for DATE, TIME, and TIMESTAMP data...

Ngày tải lên: 14/08/2014, 06:21

... methods and lets the derived classes provide the implementation Analogous to abstract methods in Java Command Allows an object to encapsulate a command as an object and send it to the Command object ... System.out.println("Time and Date Functions:"); String time = dmd.getTimeDateFunctions(); System.out.println(time); System.out.println(); //Standard error handling } catch(SQLException se) { //Handle errors ... ResultSet and delete a row, the ResultSet object handles the deletion of the data from its internal storage without your intervention or knowledge 155 Chapter 9: Understanding Design Patterns Java and...

Ngày tải lên: 14/08/2014, 06:21

... Services, Hadoop, Android Developed and taught by well-known author and developer At public venues or onsite at your location JDBC and Derby References • Books – JDBC API Tutorial and Reference by ... 6.0 and later (JDBC 4.0 and later), the driver is loaded automatically • Java and earlier – Load the driver class only The class has a static initialization block that makes an instance and registers ... Services, Hadoop, Android Developed and taught by well-known author and developer At public venues or onsite at your location Using MetaData • Idea – For most queries, you know column names and database...

Ngày tải lên: 23/03/2014, 16:20

... shown in Listing 4.5 The event handling code is contained in the generic handleEvent method Listing 4.5 Handling events public boolean handleEvent(Event evt) { // The standard format for this method ... CHAR, VARCHAR, And LONGVARCHAR Exact Numeric Data: NUMERIC And DECIMAL Binary Data: BINARY, VARBINARY, And LONGVARBINARY Boolean Data: BIT Integer Data: TINYINT, SMALLINT, INTEGER, And BIGINT Floating-Point ... in Java applets and applications, but it also allows you to create and use low-level drivers to connect and “talk” with data sources You have now explored the JDBC architecture and seen how the...

Ngày tải lên: 23/03/2014, 16:21

... SELECT title FROM albums, WHERE band_id IN (SELECT bands.band_id FROM bands, band_musician WHERE band_musician.musician_id = AND bands.band_id = band_musician.band_id) 2.2.7 Transaction Logic ... form of a search for all alternative bands: SELECT bands.band_name FROM bands, albums WHERE albums.category = 'alternative' AND bands.band_id = albums.band_id The newest thing you will notice ... since you relate the albums and bands tables through the band_id value in both tables In this example, you selected the names of bands from the bands table whose band ID appears in the albumstable...

Ngày tải lên: 25/03/2014, 10:41

... SELECT title FROM albums, WHERE band_id IN (SELECT bands.band_id FROM bands, band_musician WHERE band_musician.musician_id = AND bands.band_id = band_musician.band_id) 2.2.7 Transaction Logic ... form of a search for all alternative bands: SELECT bands.band_name FROM bands, albums WHERE albums.category = 'alternative' AND bands.band_id = albums.band_id The newest thing you will notice ... since you relate the albums and bands tables through the band_id value in both tables In this example, you selected the names of bands from the bands table whose band ID appears in the albumstable...

Ngày tải lên: 27/06/2014, 11:20

... before the first row—its initial state and the first() and last() methods position the ResultSet on the first and last rows, respectively The methods absolute() and relative( ) each take integer arguments ... warning on a read operation and thrown as an exception on a write page 42 JDBC and Java 2nd edition 3.6.4 java.sql.Date, java.sql.Time, and java.sql.Timestamp Portable date handling among database ... configuration and save it in the driverName, jdbcURL, and connectionProperties attributes Finally, init() registers the driver page 43 JDBC and Java 2nd edition 3.7.2 Showing Random-Visitor Comments...

Ngày tải lên: 12/08/2014, 16:21

... other naming and directory service available for binding JDBC data sources You also need a JNDI service provider for that naming and directory service A JNDI service provider is to JNDI as a JDBC ... Specifically, JNDI provides a naming- and directory-service independent API to support potential naming and directory service Current JNDI service providers include support for LDAP and NIS Sun ... Naming and Directory Interface You touched on the Java Naming and Directory Interface (JNDI) in Chapter The JNDI API provides a single set of classes for accessing any kind of naming and directory...

Ngày tải lên: 12/08/2014, 16:21

... data and an Informix database on the server named carthage for my digital assets Furthermore, my product and inventory business objects could be located on a third server, and the marketing and ... architecture based on the EJB component model and RMI/IIOP for distributed computing support It mandates full support for internationalization and localization and assumes a hostile security environment ... hand, I have used it for business page 112 JDBC and Java 2nd edition transactions such as deposits, withdrawals, account creation, etc On the other hand, I have used it in terms of database and...

Ngày tải lên: 12/08/2014, 16:21

... own authentication and validation mechanisms You might, for example, have EJB component authentication and validation in the middle tier, but also have database authentication and validation in ... also needs to set the transaction to null in its commit( ) and rollback( ) implementations page 129 JDBC and Java 2nd edition 8.4 Lookups and Searches Before a client can make any changes to an ... objects into a JNDI- supported directory so that clients can perform a JNDI lookup for the home 8.5 Entity Relationships Relationships among entities is one of the most complex problems to handle in...

Ngày tải lên: 12/08/2014, 16:21

... built, the find() method uses that SQL and help from ResultSetMetaData to execute the SQL and process the results For each matching row, a Façade is instantiated and placed into a Collection specially ... updates of model objects are the invokeAndWait( ) and invokeLater( ) methods in the SwingUtilities class These methods accept a Runnable instance as an argument and then invoke that Runnable's run( ... queries a database and stores the results in a table In Swing, the JTable UI delegate and TableModel model represent the table component The table model captures a database result set and tells the...

Ngày tải lên: 12/08/2014, 16:21

... executes the currently stored SQL command with the current set of bindings getCommand( ) and setCommand( ) public String getCommand( ); public void setCommand(String sql) throws java.sql.SQLException; ... were produced by Robert Romano and Rhon Porter using Macromedia Freehand and Adobe Photoshop Our look is the result of reader comments, our own experimentation, and feedback from distribution ... methods manage the SQL command used by this rowset to generate its results The command must be a SQL that will generate results, such as a SELECT statement getDataSourceName( ) and setDataSourceName(...

Ngày tải lên: 12/08/2014, 16:21

... SELECT title FROM albums, WHERE band_id IN (SELECT bands.band_id FROM bands, band_musician WHERE band_musician.musician_id = AND bands.band_id = band_musician.band_id) 2.2.7 Transaction Logic ... form of a search for all alternative bands: SELECT bands.band_name FROM bands, albums WHERE albums.category = 'alternative' AND bands.band_id = albums.band_id The newest thing you will notice ... since you relate the albums and bands tables through the band_id value in both tables In this example, you selected the names of bands from the bands table whose band ID appears in the albumstable...

Ngày tải lên: 12/08/2014, 21:20

... before the first row—its initial state and the first() and last() methods position the ResultSet on the first and last rows, respectively The methods absolute() and relative( ) each take integer arguments ... warning on a read operation and thrown as an exception on a write page 42 JDBC and Java 2nd edition 3.6.4 java.sql.Date, java.sql.Time, and java.sql.Timestamp Portable date handling among database ... configuration and save it in the driverName, jdbcURL, and connectionProperties attributes Finally, init() registers the driver page 43 JDBC and Java 2nd edition 3.7.2 Showing Random-Visitor Comments...

Ngày tải lên: 12/08/2014, 21:20

... JDBC and Java 2nd edition Prepare statement Bind parameters Execute Repeat steps and for each account This style of processing requires a lot of "back and forth" between the Java application and ... of blobs and clobs is a little different from their retrieval While you can use the setBlob( ) and setClob( ) methods in the PreparedStatement and CallableStatement classes to bind Blob and Clob ... loop when the user enters commands or SQL statements Each input is interpreted as either a command or a SQL statement If it is interpreted as a command, the command is executed immediately If...

Ngày tải lên: 12/08/2014, 21:20

... other naming and directory service available for binding JDBC data sources You also need a JNDI service provider for that naming and directory service A JNDI service provider is to JNDI as a JDBC ... Specifically, JNDI provides a naming- and directory-service independent API to support potential naming and directory service Current JNDI service providers include support for LDAP and NIS Sun ... Naming and Directory Interface You touched on the Java Naming and Directory Interface (JNDI) in Chapter The JNDI API provides a single set of classes for accessing any kind of naming and directory...

Ngày tải lên: 12/08/2014, 21:20

... data and an Informix database on the server named carthage for my digital assets Furthermore, my product and inventory business objects could be located on a third server, and the marketing and ... architecture based on the EJB component model and RMI/IIOP for distributed computing support It mandates full support for internationalization and localization and assumes a hostile security environment ... hand, I have used it for business page 112 JDBC and Java 2nd edition transactions such as deposits, withdrawals, account creation, etc On the other hand, I have used it in terms of database and...

Ngày tải lên: 12/08/2014, 21:20

... own authentication and validation mechanisms You might, for example, have EJB component authentication and validation in the middle tier, but also have database authentication and validation in ... also needs to set the transaction to null in its commit( ) and rollback( ) implementations page 129 JDBC and Java 2nd edition 8.4 Lookups and Searches Before a client can make any changes to an ... objects into a JNDI- supported directory so that clients can perform a JNDI lookup for the home 8.5 Entity Relationships Relationships among entities is one of the most complex problems to handle in...

Ngày tải lên: 12/08/2014, 21:20

... built, the find() method uses that SQL and help from ResultSetMetaData to execute the SQL and process the results For each matching row, a Façade is instantiated and placed into a Collection specially ... updates of model objects are the invokeAndWait( ) and invokeLater( ) methods in the SwingUtilities class These methods accept a Runnable instance as an argument and then invoke that Runnable's run( ... queries a database and stores the results in a table In Swing, the JTable UI delegate and TableModel model represent the table component The table model captures a database result set and tells the...

Ngày tải lên: 12/08/2014, 21:20

... tables, SQL support, stored procedures, and other information relating to the database and this Connection that are not directly related to executing statements and retrieving result sets This method ... Description This attribute prevents dirty and nonrepeatable reads A nonrepeatable read is one in which one transaction reads a row, a second transaction alters the row, and the first transaction rereads ... attribute prevents dirty, nonrepeatable, and phantom reads Object Methods clearWarnings( ) public void clearWarnings( ) throws SQLException Description page 179 JDBC and Java 2nd edition This method...

Ngày tải lên: 12/08/2014, 21:20