Main.java Source code

Introduction

Here is the source code for Main.java

Source

import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.Statement;

import javax.naming.Context;
import javax.naming.InitialContext;
import javax.sql.DataSource;

public class Main {

    public static void main(String[] argv) {
        Connection connection = null;
        Statement statement;
        ResultSet rs;
        try {
            Context ctx = new InitialContext();
            DataSource ds = (DataSource) ctx.lookup("java:comp/env/jdbc/AccountsDB");
            connection = ds.getConnection();

            DatabaseMetaData md = connection.getMetaData();
            statement = connection.createStatement();

            System.out.println("getURL() - " + md.getURL());
            System.out.println("getUserName() - " + md.getUserName());
            System.out.println("getDatabaseProductVersion - " + md.getDatabaseProductVersion());
            System.out.println("getDriverMajorVersion - " + md.getDriverMajorVersion());
            System.out.println("getDriverMinorVersion - " + md.getDriverMinorVersion());
            System.out.println("nullAreSortedHigh - " + md.nullsAreSortedHigh());

            System.out.println("<H1>Feature Support</H1>");
            System.out.println(
                    "supportsAlterTableWithDropColumn - " + md.supportsAlterTableWithDropColumn() + "<BR>");
            System.out.println("supportsBatchUpdates - " + md.supportsBatchUpdates());
            System.out.println("supportsTableCorrelationNames - " + md.supportsTableCorrelationNames());
            System.out.println("supportsPositionedDelete - " + md.supportsPositionedDelete());
            System.out.println("supportsFullOuterJoins - " + md.supportsFullOuterJoins());
            System.out.println("supportsStoredProcedures - " + md.supportsStoredProcedures());
            System.out.println("supportsMixedCaseQuotedIdentifiers - " + md.supportsMixedCaseQuotedIdentifiers());
            System.out.println("supportsANSI92EntryLevelSQL - " + md.supportsANSI92EntryLevelSQL());
            System.out.println("supportsCoreSQLGrammar - " + md.supportsCoreSQLGrammar());
            System.out.println("getMaxRowSize - " + md.getMaxRowSize());
            System.out.println("getMaxStatementLength - " + md.getMaxStatementLength());
            System.out.println("getMaxTablesInSelect - " + md.getMaxTablesInSelect());
            System.out.println("getMaxConnections - " + md.getMaxConnections());
            System.out.println("getMaxCharLiteralLength - " + md.getMaxCharLiteralLength());

            System.out.println("getTableTypes()");
            rs = md.getTableTypes();
            while (rs.next()) {
                System.out.println(rs.getString(1));
            }
            System.out.println("getTables()");
            rs = md.getTables("accounts", "", "%", new String[0]);
            while (rs.next()) {
                System.out.println(rs.getString("TABLE_NAME"));
            }
            System.out.println("Transaction Support");
            System.out.println("getDefaultTransactionIsolation() - " + md.getDefaultTransactionIsolation());
            System.out
                    .println("dataDefinitionIgnoredInTransactions() - " + md.dataDefinitionIgnoredInTransactions());

            System.out.println("General Source Information");
            System.out.println("getMaxTablesInSelect - " + md.getMaxTablesInSelect());
            System.out.println("getMaxColumnsInTable - " + md.getMaxColumnsInTable());
            System.out.println("getTimeDateFunctions - " + md.getTimeDateFunctions());
            System.out.println("supportsCoreSQLGrammar - " + md.supportsCoreSQLGrammar());

            System.out.println("getTypeInfo()");
            rs = md.getTypeInfo();
            while (rs.next()) {
                System.out.println(rs.getString(1));
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

}