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Java III

Java III. Class 5. Assignment. Prepare for SHORT Quiz QUIZ postponed until May 1 Work on Project Review JDBC Tutorial http://java.sun.com/docs/books/tutorial/jdbc/index.html. Latest Tomcat- JDBC – et.al. http://java.sun.com/webservices/downloads/webservicespack.html. Last week’s Quiz.

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Java III

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  1. Java III Class 5

  2. Assignment • Prepare for SHORT Quiz • QUIZ postponed until May 1 • Work on Project • Review JDBC Tutorial • http://java.sun.com/docs/books/tutorial/jdbc/index.html

  3. Latest Tomcat- JDBC – et.al. • http://java.sun.com/webservices/downloads/webservicespack.html

  4. Last week’s Quiz • Review

  5. JDBC • Goals • Design • Java API for SQL • Driver Manager • Driver Types • 1 JDBC <-> ODBC • 2 Java + Native Code • 3 Java - DB Independent • 4 Java – DB Specific

  6. JDBC • Relationship to ODBC • Many vs. few comands • Void * • Safe programming • Uses • Applet • Application • 3 (or more) Tier

  7. SQL • Select • From • Where • Like • Update • Set • Insert • Values • Create Table

  8. Installing • Basic should be there • DB Specific Drivers • Mysql • URL Connection • Examples

  9. JDBC Commands • Con.createStatement() • Stmt.executeUpdate(SQL_CMd) • AutoCommit • Grouping • Rollback • Insert – Update - Delete • Stmt.executeQuery(SQL_Query) • PreparedStatement • Con.preparedStatement • Pstmt.setXxx

  10. JDBC Commands • ResultSet • Rs.next • Rs.GetXX • Col • name or number • ID start w/ 1

  11. JDBC Metadata • Rs.getMeteData • GetColumnCount • GetColumnLabel(i) • GetTables

  12. Advanced Result Set • TYPE_FORWARD_ONLY • TYPE_SCROLL_INSENSITIVE • TYPE_SCROLL_SENSITIVE • CONCUR_READ_ONLY • CONCUR_UPDATEABLE • getWarnings • getType • GetConcurrency • UpdateXX – UpdateRow()

  13. Blobs – Clobs • Long binary/character data • Extra-credit for Final Project

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