Example usage for java.sql ResultSet getString

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:MainClass.java

public static void main(String[] arguments) {
    String data = "jdbc:odbc:YourSettings";
    try {//from w ww .  jav  a  2  s.  co m
        Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
        Connection conn = DriverManager.getConnection(data, "", "");
        Statement st = conn.createStatement();
        ResultSet rec = st
                .executeQuery("SELECT * FROM Coal WHERE (Country='" + arguments[0] + "') ORDER BY Year");
        while (rec.next()) {
            System.out.println(rec.getString(1) + "\t" + rec.getString(2) + "\t\t" + rec.getString(3) + "\t"
                    + rec.getString(4));
        }
        st.close();
    } catch (Exception e) {
        System.out.println("Error: " + e.toString() + e.getMessage());
    }
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    String driverName = "com.jnetdirect.jsql.JSQLDriver";
    Class.forName(driverName);//from   ww w.jav  a2s.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);
    // Create a scrollable result set
    Statement stmt = connection.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_READ_ONLY);
    ResultSet resultSet = stmt.executeQuery("SELECT * FROM my_table");

    while (resultSet.next()) {
        // Get data at cursor
        String s = resultSet.getString(1);
    }

    while (resultSet.previous()) {
        // Get data at cursor
        String s = resultSet.getString(1);
    }

    // Move cursor to the first row
    resultSet.first();

    // Move cursor to the last row
    resultSet.last();

    // Move cursor to the end, after the last row
    resultSet.afterLast();

}

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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");

    // extract data from the ResultSet scroll from top
    while (rs.next()) {
        String id = rs.getString(1);
        String name = rs.getString(2);
        System.out.println("id=" + id + " name=" + name);
    }// w  w  w .  j a va 2s . c o m
    System.out.println("---------");

    // scroll from the bottom
    rs.afterLast();
    while (rs.previous()) {
        String id = rs.getString(1);
        String name = rs.getString(2);
        System.out.println("id=" + id + " name=" + name);
    }

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

}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getHSQLConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("create table survey (id int,name varchar);");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    ResultSet rs = null;
    DatabaseMetaData meta = conn.getMetaData();
    rs = meta.getTableTypes();/*from w ww.j  a v  a2  s  .  co m*/

    while (rs.next()) {
        String tableType = rs.getString(1);
        System.out.println("tableType=" + tableType);
    }

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

---

From source file:JavaDBDemo.java

public static void main(String[] args) {
    String driver = "org.apache.derby.jdbc.EmbeddedDriver";
    String connectionURL = "jdbc:derby:myDatabase;create=true";
    String createString = "CREATE TABLE Employee (NAME VARCHAR(32) NOT NULL, ADDRESS VARCHAR(50) NOT NULL)";
    try {// ww  w .  j ava 2  s .  c  om
        Class.forName(driver);
    } catch (java.lang.ClassNotFoundException e) {
        e.printStackTrace();
    }
    try {
        conn = DriverManager.getConnection(connectionURL);
        Statement stmt = conn.createStatement();
        stmt.executeUpdate(createString);

        PreparedStatement psInsert = conn.prepareStatement("insert into Employee values (?,?)");

        psInsert.setString(1, args[0]);
        psInsert.setString(2, args[1]);

        psInsert.executeUpdate();

        Statement stmt2 = conn.createStatement();
        ResultSet rs = stmt2.executeQuery("select * from Employee");
        int num = 0;
        while (rs.next()) {
            System.out.println(++num + ": Name: " + rs.getString(1) + "\n Address" + rs.getString(2));
        }
        rs.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getHSQLConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("create table survey (id int,name varchar, PRIMARY KEY (id) );");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    DatabaseMetaData meta = conn.getMetaData();
    ResultSet rs = meta.getPrimaryKeys(null, null, "survey");

    java.util.List list = new java.util.ArrayList();
    while (rs.next()) {
        String columnName = rs.getString("COLUMN_NAME");
        System.out.println("getPrimaryKeys(): columnName=" + columnName);
    }// w  w w  .j a  va2s.  c  om

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

---

From source file:TestThinDSApp.java

public static void main(String args[]) throws ClassNotFoundException, SQLException {

    // These settings are typically configured in JNDI
    // so they a implementation specific
    OracleDataSource ds = new OracleDataSource();
    ds.setDriverType("thin");
    ds.setServerName("dssw2k01");
    ds.setPortNumber(1521);/*from   ww w.  j a  va2 s . c  o  m*/
    ds.setDatabaseName("orcl"); // sid
    ds.setUser("scott");
    ds.setPassword("tiger");

    Connection conn = ds.getConnection();

    Statement stmt = conn.createStatement();
    ResultSet rset = stmt.executeQuery(
            "select 'Hello Thin driver data source tester '||" + "initcap(USER)||'!' result from dual");
    if (rset.next())
        System.out.println(rset.getString(1));
    rset.close();
    stmt.close();
    conn.close();
}

---

From source file:TestSSL.java

public static void main(String[] argv) throws Exception {

    DriverManager.registerDriver(new oracle.jdbc.driver.OracleDriver());

    Properties prop = new Properties();
    prop.setProperty("user", "scott");
    prop.setProperty("password", "tiger");
    // THIS DOES NOT WORK YET
    prop.setProperty("oracle.net.ssl_cipher_suites",
            "(ssl_rsa_export_with_rc4_40_md5, ssl_rsa_export_with_des40_cbc_sha)");
    prop.setProperty("oracle.net.ssl_client_authentication", "false");
    prop.setProperty("oracle.net.ssl_version", "3.0");
    prop.setProperty("oracle.net.encryption_client", "REJECTED");
    prop.setProperty("oracle.net.crypto_checksum_client", "REJECTED");
    Connection conn = DriverManager.getConnection(
            "jdbc:oracle:thin:@(DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCPS)(HOST = dssw2k01)(PORT = 2484))) (CONNECT_DATA = (SERVICE_NAME = DSSW2K01)))",
            prop);//from   w w  w.  j  a va  2s . c  o  m
    Statement stmt = conn.createStatement();
    ResultSet rset = stmt
            .executeQuery("select 'Hello Thin driver SSL " + "tester '||USER||'!' result from dual");
    while (rset.next())
        System.out.println(rset.getString(1));
    rset.close();
    stmt.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);//from   w ww.  j  a  va  2 s.com

    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);
    // Create a scrollable result set
    Statement stmt = connection.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_READ_ONLY);
    ResultSet resultSet = stmt.executeQuery("SELECT * FROM my_table");

    // Move cursor forward
    while (resultSet.next()) {
        // Get data at cursor
        String s = resultSet.getString(1);
    }

    // Move cursor backward
    while (resultSet.previous()) {
        // Get data at cursor
        String s = resultSet.getString(1);
    }

}

---

From source file:TestDataEncryptionIntegrity.java

public static void main(String[] argv) throws Exception {

    DriverManager.registerDriver(new oracle.jdbc.driver.OracleDriver());

    Properties prop = new Properties();
    prop.setProperty("user", "scott");
    prop.setProperty("password", "tiger");
    prop.setProperty("oracle.net.encryption_client", "REQUIRED");
    prop.setProperty("oracle.net.encryption_types_client", "( RC4_40 )");
    prop.setProperty("oracle.net.crypto_checksum_client", "REQUIRED");
    prop.setProperty("oracle.net.crypto_checksum_types_client", "( MD5 )");

    Connection conn = DriverManager.getConnection("jdbc:oracle:thin:@dssw2k01:1521:orcl", prop);
    Statement stmt = conn.createStatement();
    ResultSet rset = stmt.executeQuery(
            "select 'Hello Thin driver Encryption & Integrity " + "tester '||USER||'!' result from dual");
    while (rset.next())
        System.out.println(rset.getString(1));
    rset.close();/*  w ww  .  j a v a  2 s  . c om*/
    stmt.close();
    conn.close();
}

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