Example usage for java.sql Statement executeUpdate

Introduction

In this page you can find the example usage for java.sql Statement executeUpdate.

Prototype

int executeUpdate(String sql) throws SQLException;

Source Link

Document

Executes the given SQL statement, which may be an INSERT, UPDATE, or DELETE statement or an SQL statement that returns nothing, such as an SQL DDL statement.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getMySqlConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("drop table survey;");
    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    st = conn.createStatement();// w  w w  .  j a v  a 2s .co  m
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    ResultSetMetaData rsMetaData = rs.getMetaData();

    int numberOfColumns = rsMetaData.getColumnCount();
    System.out.println("resultSet MetaData column Count=" + numberOfColumns);

    for (int i = 1; i <= numberOfColumns; i++) {
        System.out.println("column MetaData ");
        System.out.println("column number " + i);

        // indicates whether the designated column is a cash value.
        System.out.println(rsMetaData.isCurrency(i));
    }

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

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getMySqlConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("drop table survey;");
    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    st = conn.createStatement();/*w  w  w.  java  2 s . c  om*/
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    ResultSetMetaData rsMetaData = rs.getMetaData();

    int numberOfColumns = rsMetaData.getColumnCount();
    System.out.println("resultSet MetaData column Count=" + numberOfColumns);

    for (int i = 1; i <= numberOfColumns; i++) {
        System.out.println("column MetaData ");
        System.out.println("column number " + i);

        // get the designated column's table name.
        System.out.println(rsMetaData.getTableName(i));
    }

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

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getMySqlConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("drop table survey;");
    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    st = conn.createStatement();/*from  w ww.  j a v a2  s  . com*/
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    ResultSetMetaData rsMetaData = rs.getMetaData();

    int numberOfColumns = rsMetaData.getColumnCount();
    System.out.println("resultSet MetaData column Count=" + numberOfColumns);

    for (int i = 1; i <= numberOfColumns; i++) {
        System.out.println("column MetaData ");
        System.out.println("column number " + i);

        // get the designated column's number of decimal digits.
        System.out.println(rsMetaData.getPrecision(i));
    }

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

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getMySqlConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("drop table survey;");
    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    st = conn.createStatement();/*w ww . j av  a  2  s  .co  m*/
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    ResultSetMetaData rsMetaData = rs.getMetaData();

    int numberOfColumns = rsMetaData.getColumnCount();
    System.out.println("resultSet MetaData column Count=" + numberOfColumns);

    for (int i = 1; i <= numberOfColumns; i++) {
        System.out.println("column MetaData ");
        System.out.println("column number " + i);

        // Gets the designated column's table's catalog name.
        System.out.println(rsMetaData.getCatalogName(i));
    }

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

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getMySqlConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("drop table survey;");
    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    String tableName = "survey";
    String query = "select count(*) from  " + tableName;
    Statement stmt = null;//from   w  w w .  ja va2s .co m
    ResultSet rs = null;
    try {
        stmt = conn.createStatement();
        rs = stmt.executeQuery(query);
        System.out.println("Exist");
        ;
    } catch (Exception e) {
        // table does not exist or some other problem
        //e.printStackTrace();
        System.out.println("Not Exist");
    }

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

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getMySqlConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("drop table survey;");
    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    st = conn.createStatement();//from  ww w  .j  a  va  2 s . c  om
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    ResultSetMetaData rsMetaData = rs.getMetaData();

    int numberOfColumns = rsMetaData.getColumnCount();
    System.out.println("resultSet MetaData column Count=" + numberOfColumns);

    for (int i = 1; i <= numberOfColumns; i++) {
        System.out.println("column MetaData ");
        System.out.println("column number " + i);

        // get the designated column's SQL type.
        System.out.println(rsMetaData.getColumnType(i));
    }

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

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getMySqlConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("drop table survey;");
    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    ResultSet rs = null;//www .  ja  va 2s . c o m
    DatabaseMetaData meta = conn.getMetaData();
    // The Oracle database stores its table names as Upper-Case,
    // if you pass a table name in lowercase characters, it will not work.
    // MySQL database does not care if table name is uppercase/lowercase.
    //
    rs = meta.getExportedKeys(conn.getCatalog(), null, "survey");
    while (rs.next()) {
        String fkTableName = rs.getString("FKTABLE_NAME");
        String fkColumnName = rs.getString("FKCOLUMN_NAME");
        int fkSequence = rs.getInt("KEY_SEQ");
        System.out.println("getExportedKeys(): fkTableName=" + fkTableName);
        System.out.println("getExportedKeys(): fkColumnName=" + fkColumnName);
        System.out.println("getExportedKeys(): fkSequence=" + fkSequence);
    }

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

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getMySqlConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("drop table survey;");
    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    st = conn.createStatement();/*from  w w w  .  ja v  a  2 s  .com*/
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    ResultSetMetaData rsMetaData = rs.getMetaData();

    int numberOfColumns = rsMetaData.getColumnCount();
    System.out.println("resultSet MetaData column Count=" + numberOfColumns);

    for (int i = 1; i <= numberOfColumns; i++) {
        System.out.println("column MetaData ");
        System.out.println("column number " + i);

        // get the designated column's class name.
        System.out.println(rsMetaData.getColumnClassName(i));
    }

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

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    try {//from  ww  w . ja  va 2s  .c om
        Connection conn = getHSQLConnection();

        conn.setAutoCommit(false);
        Statement st = conn.createStatement();
        st.executeUpdate("create table survey (id int,name varchar(30));");
        st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");
        st = conn.createStatement();
        ResultSet rs = st.executeQuery("SELECT * FROM survey");

        outputResultSet(rs);

        rs.close();
        st.close();
        conn.close();
    } catch (SQLException sqle) {
        String sqlMessage = sqle.getMessage();
        String sqlState = sqle.getSQLState();
        int vendorCode = sqle.getErrorCode();
        System.err.println("Exception occurred:");
        System.err.println("Message: " + sqlMessage);
        System.err.println("SQL state: " + sqlState);
        System.err.println("Vendor code: " + vendorCode + "\n----------------");
    }
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getMySqlConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("drop table survey;");
    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    st = conn.createStatement();//w  w  w.  ja  va 2 s. com
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    ResultSetMetaData rsMetaData = rs.getMetaData();

    int numberOfColumns = rsMetaData.getColumnCount();
    System.out.println("resultSet MetaData column Count=" + numberOfColumns);

    for (int i = 1; i <= numberOfColumns; i++) {
        System.out.println("column MetaData ");
        System.out.println("column number " + i);

        // indicates whether the designated column is
        // automatically numbered, thus read-only.
        System.out.println(rsMetaData.isAutoIncrement(i));
    }

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

---

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