Example usage for java.sql ResultSet getString

List of usage examples for java.sql ResultSet getString

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Introduction

In this page you can find the example usage for java.sql ResultSet getString.

Prototype

String getString(String columnLabel) throws SQLException;

Source Link

Document

Retrieves the value of the designated column in the current row of this ResultSet object as a String in the Java programming language.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    // DriverManager.registerDriver(new oracle.jdbc.OracleDriver());
    final Connection c = DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:XE", "system",
            "manager");
    String plsql = " declare " + "    p_id varchar2(20) := null; " + "    l_rc sys_refcursor;" + " begin "
            + "    p_id := ?; " + "    ? := 'input parameter was = ' || p_id;" + "    open l_rc for "
            + "        select 1 id, 'abc' name from dual; " + "    ? := l_rc;" + " end;";

    CallableStatement cs = c.prepareCall(plsql);
    cs.setString(1, "12345");
    cs.registerOutParameter(2, Types.VARCHAR);
    //  cs.registerOutParameter(3, OracleTypes.CURSOR);

    cs.execute();/*  w  w  w .  java 2s. c om*/

    System.out.println("Result = " + cs.getObject(2));

    ResultSet cursorResultSet = (ResultSet) cs.getObject(3);
    while (cursorResultSet.next()) {
        System.out.println(cursorResultSet.getInt(1) + " " + cursorResultSet.getString(2));
    }
    cs.close();
    c.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    Statement st = conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_READ_ONLY);

    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");
    st.executeUpdate("insert into survey (id,name ) values (2,null)");
    st.executeUpdate("insert into survey (id,name ) values (3,'Tom')");
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    // Move cursor to the last row
    rs.last();/*w ww. j a  va2  s . c om*/
    // Get data at cursor
    String id = rs.getString("id");
    System.out.println(id);

    rs.close();
    st.close();
    conn.close();
}

From source file:JndiDataSource.java

public static void main(String args[]) throws Exception {
    String sp = "com.sun.jndi.fscontext.RefFSContextFactory";
    String file = "file:/e:/JNDI";
    String dataSourceName = "jdbc/myDatabase";

    Hashtable env = new Hashtable();
    env.put(Context.INITIAL_CONTEXT_FACTORY, sp);
    env.put(Context.PROVIDER_URL, file);
    ctx = new InitialContext(env);

    bindDataSource(ctx, dataSourceName);

    DataSource ds = null;/*from ww  w . ja  v  a2s .  c om*/
    ds = (DataSource) ctx.lookup(dataSourceName);

    Connection conn = ds.getConnection();

    Statement stmt = conn.createStatement();
    ResultSet rs = stmt.executeQuery("SELECT Name FROM Employees");

    while (rs.next())
        System.out.println(rs.getString("name"));

    ctx.close();
    rs.close();
    stmt.close();
    conn.close();

    ctx.close();
    conn.close();
}

From source file:Main.java

public static final void main(String[] argv) throws Exception {
    Class.forName("oracle.jdbc.OracleDriver");
    Connection conn = DriverManager.getConnection("your_connection_string", "your_user_name", "your_password");
    Date nowDate = new Date();
    Timestamp nowTimestamp = new Timestamp(nowDate.getTime());
    PreparedStatement insertStmt = conn.prepareStatement(
            "INSERT INTO MyTable" + " (os_name, ts, ts_with_tz, ts_with_local_tz)" + " VALUES (?, ?, ?, ?)");
    insertStmt.setString(1, System.getProperty("os.name"));
    insertStmt.setTimestamp(2, nowTimestamp);
    insertStmt.setTimestamp(3, nowTimestamp);
    insertStmt.setTimestamp(4, nowTimestamp);
    insertStmt.executeUpdate();/*from ww w.jav  a  2 s  . c  o  m*/
    insertStmt.close();
    System.out.println("os_name, ts, ts_with_tz, ts_with_local_tz");
    PreparedStatement selectStmt = conn
            .prepareStatement("SELECT os_name, ts, ts_with_tz, ts_with_local_tz" + " FROM MyTable");
    ResultSet result = null;
    result = selectStmt.executeQuery();
    while (result.next()) {
        System.out.println(String.format("%s,%s,%s,%s", result.getString(1), result.getTimestamp(2).toString(),
                result.getTimestamp(3).toString(), result.getTimestamp(4).toString()));
    }
    result.close();
    selectStmt.close();
    conn.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    Statement st = conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_READ_ONLY);

    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");
    st.executeUpdate("insert into survey (id,name ) values (2,null)");
    st.executeUpdate("insert into survey (id,name ) values (3,'Tom')");
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    // Move cursor to the last row
    rs.absolute(-1);/*from w w w .ja v a 2s . com*/
    // Get data at cursor
    String id = rs.getString("id");
    System.out.println(id);

    // Move cursor to the second-to-last row
    //rs.absolute(-2);

    rs.close();
    st.close();
    conn.close();
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    String driverName = "com.jnetdirect.jsql.JSQLDriver";
    Class.forName(driverName);//  w w  w . j a v a 2 s  .  c  o m

    String serverName = "127.0.0.1";
    String portNumber = "1433";
    String mydatabase = serverName + ":" + portNumber;
    String url = "jdbc:JSQLConnect://" + mydatabase;
    String username = "username";
    String password = "password";

    Connection connection = DriverManager.getConnection(url, username, password);
    DatabaseMetaData dbmd = connection.getMetaData();
    ResultSet resultSet = dbmd.getTypeInfo();

    while (resultSet.next()) {
        // Get the database-specific type name
        String typeName = resultSet.getString("TYPE_NAME");

        // Get the java.sql.Types type to which this database-specific type is
        // mapped
        short dataType = resultSet.getShort("DATA_TYPE");
        getJdbcTypeName(dataType);
    }
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    Statement st = conn.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_UPDATABLE);

    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");
    st.executeUpdate("insert into survey (id,name ) values (2,null)");
    st.executeUpdate("insert into survey (id,name ) values (3,'Tom')");
    st = conn.createStatement();//  ww  w.j  a  va  2s.c o m
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    while (rs.next()) {
        int id = rs.getInt(1); // index 1 is the "id" column
        String name = rs.getString(2); // index 2 is the "name" column
        System.out.println(id);
        System.out.println(name);
    }

    rs.close();
    st.close();
    conn.close();

}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection dbConnection = null;
    String myConnectionString = "";
    myConnectionString = "jdbc:mysql://192.168.1.3:3306/mytestdb";
    dbConnection = DriverManager.getConnection(myConnectionString, "root", "whatever");
    PreparedStatement stmt = dbConnection.prepareStatement("SELECT * FROM jdbctest");
    ResultSet rs = stmt.executeQuery();
    int i = 0;/*from  w  ww  .  j a  v  a 2 s.com*/
    int j = 0;
    String s = "";
    while (rs.next()) {
        i++;
        j = rs.getInt("id");
        s = rs.getString("textcol");
    }
    System.out.println(String.format("Finished reading %d rows.", i));
    rs.close();
    stmt.close();
    dbConnection.close();
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    String driverName = "com.jnetdirect.jsql.JSQLDriver";
    Class.forName(driverName);//w ww . ja  v a  2  s. co m

    String serverName = "127.0.0.1";
    String portNumber = "1433";
    String mydatabase = serverName + ":" + portNumber;
    String url = "jdbc:JSQLConnect://" + mydatabase;
    String username = "username";
    String password = "password";

    Connection connection = DriverManager.getConnection(url, username, password);

    DatabaseMetaData dbmd = connection.getMetaData();

    // Get all stored procedures in any schema and catalog
    ResultSet resultSet = dbmd.getProcedures(null, null, "%");

    // Get stored procedure names from the result set
    while (resultSet.next()) {
        String procName = resultSet.getString(3);
        System.out.println(procName);
    }
}

From source file:TypeInfo.java

public static void main(String args[]) {

    String url = "jdbc:mySubprotocol:myDataSource";
    Connection con;//w ww .  j  a v a2  s. c  om
    DatabaseMetaData dbmd;

    try {
        Class.forName("myDriver.ClassName");

    } catch (java.lang.ClassNotFoundException e) {
        System.err.print("ClassNotFoundException: ");
        System.err.println(e.getMessage());
    }

    try {
        con = DriverManager.getConnection(url, "myLogin", "myPassword");

        dbmd = con.getMetaData();

        ResultSet rs = dbmd.getTypeInfo();
        while (rs.next()) {
            String typeName = rs.getString("TYPE_NAME");
            short dataType = rs.getShort("DATA_TYPE");
            String createParams = rs.getString("CREATE_PARAMS");
            int nullable = rs.getInt("NULLABLE");
            boolean caseSensitive = rs.getBoolean("CASE_SENSITIVE");
            System.out.println("DBMS type " + typeName + ":");
            System.out.println("     java.sql.Types:  " + dataType);
            System.out.print("     parameters used to create: ");
            System.out.println(createParams);
            System.out.println("     nullable?:  " + nullable);
            System.out.print("     case sensitive?:  ");
            System.out.println(caseSensitive);
            System.out.println("");

        }

        con.close();

    } catch (SQLException ex) {
        System.err.println("SQLException: " + ex.getMessage());
    }
}