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author | Marc G. Fournier <scrappy@hub.org> | 1998-01-13 02:23:09 +0000 |
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committer | Marc G. Fournier <scrappy@hub.org> | 1998-01-13 02:23:09 +0000 |
commit | fc7950993d4b6b46d89d5a6ba6d8681add3a4399 (patch) | |
tree | 3e96c4ac0f11d5adaf9ea55012cc5f867e9c324a /src/interfaces/jdbc/JDBC_Test.java | |
parent | 06bad7807584351c2ab1cd544d677fa0ea087544 (diff) | |
download | postgresql-fc7950993d4b6b46d89d5a6ba6d8681add3a4399.tar.gz postgresql-fc7950993d4b6b46d89d5a6ba6d8681add3a4399.zip |
Should fix it all, Peter?
Diffstat (limited to 'src/interfaces/jdbc/JDBC_Test.java')
-rw-r--r-- | src/interfaces/jdbc/JDBC_Test.java | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/src/interfaces/jdbc/JDBC_Test.java b/src/interfaces/jdbc/JDBC_Test.java deleted file mode 100644 index c546469358b..00000000000 --- a/src/interfaces/jdbc/JDBC_Test.java +++ /dev/null @@ -1,171 +0,0 @@ -import java.io.*; -import java.lang.*; -import java.sql.*; - -class JDBC_Test -{ - public JDBC_Test() - { - } - - public static void main(String argv[]) - { - if(argv.length<3) { - System.err.println("java JDBC_Test jdbc-url user password [debug]"); - System.exit(1); - } - - String url = new String(argv[0]); - String usr = new String(argv[1]); - String pwd = new String(argv[2]); - Connection db; - Statement s; - - // This line outputs debug information to stderr. To enable this, simply - // add an extra parameter to the command line - if(argv.length>3) - DriverManager.setLogStream(System.err); - - // Load the driver - try { - Class.forName("postgresql.Driver"); - } catch (ClassNotFoundException e) { - System.err.println("Exception: " + e.toString()); - } - - // Lets do a few things -- it doesn't do everything, but - // it tests out basic functionality - try { - //---------------------------------------- - // Connect to database - System.out.println("Connecting to Database URL = " + url); - db = DriverManager.getConnection(url, usr, pwd); - System.out.println("Connected...Now creating a statement"); - s = db.createStatement(); - - //---------------------------------------- - // test DateStyle & Warnings - System.out.println("Ok... now set European date style"); - s.executeUpdate("set datestyle='european'"); - - System.out.println("and see what style we are now using (handled by warnings)"); - s.executeUpdate("show datestyle"); - SQLWarning sw = db.getWarnings(); - while(sw!=null) { - System.out.println("--> "+sw.getMessage()); - sw=sw.getNextWarning(); - } - db.clearWarnings(); - - //---------------------------------------- - // Creating a table - System.out.println("Ok...now we will create a table"); - s.executeUpdate("create table test (a int2, b int2,c timestamp,d date)"); - - //---------------------------------------- - // Simple inserts - System.out.println("Now we will insert some columns"); - s.executeUpdate("insert into test values (1, 1,'now','now')"); - s.executeUpdate("insert into test values (2, 1,'now','01-11-1997')"); // As we are in european, this should mean 1 November 1997 - s.executeUpdate("insert into test values (3, 1,'now','11-01-1997')"); // As we are in european, this should mean 11 January 1997 - System.out.println("Inserted some data"); - - //---------------------------------------- - // Now a select (see seperate method at end) - System.out.println("Now lets try a select"); - select(s,""); - - //---------------------------------------- - // Now run some tests - runTests(db,s); - - //---------------------------------------- - // Dropping a table - System.out.println("Ok...dropping the table"); - s.executeUpdate("drop table test"); - - //---------------------------------------- - // Closing the connection - System.out.println("Now closing the connection"); - s.close(); - db.close(); - - //---------------------------------------- - } catch (SQLException e) { - System.out.println("Exception: " + e.toString()); - } - } - - /** - * This performs some tests - not really part of an example, hence - * they are in a seperate method. - */ - public static void runTests(Connection db, Statement s) throws SQLException - { - //---------------------------------------- - // This is a bug at the moment... when you use set datestyle - // it must be followed by show datestyle - System.out.println("Now switch to US date format"); - s.executeUpdate("set datestyle='US'"); - s.executeUpdate("show datestyle"); - - System.out.println("Now lets try a select"); - select(s,""); - - //---------------------------------------- - // Inserting dates using PreparedStatement - System.out.println("Ok, now a test using PreparedStatement"); - Date dt = new Date(97,11,1); - PreparedStatement ps = db.prepareStatement("insert into test values (?,?,'now',?)"); - - // first insert in US style - s.executeUpdate("set datestyle='US'"); - s.executeUpdate("show datestyle"); - ps.setInt(1,8); - ps.setInt(2,8); - ps.setDate(3,dt); - ps.executeUpdate(); - - // second insert in European style - s.executeUpdate("set datestyle='european'"); - s.executeUpdate("show datestyle"); - ps.setInt(1,9); - ps.setInt(2,9); - ps.setDate(3,dt); - ps.executeUpdate(); - - System.out.println("Now run the select again - first as European"); - select(s,"where a>7"); - - s.executeUpdate("set datestyle='US'"); - s.executeUpdate("show datestyle"); - System.out.println("Then as US"); - select(s,"where a>7"); - } - - /** - * This performs a select. It's seperate because the tests use it in - * multiple places. - * @param s Statement to run under - * @throws SQLException - */ - public static void select(Statement s,String sql) throws SQLException - { - sql="select a, b,c,d from test "+sql; - System.out.println("\nQuery: "+sql); - ResultSet rs = s.executeQuery(sql); - System.out.println("row a b c d 'd as string'"); - System.out.println("-------------------------------------------------------------------------------"); - int i = 0; - while(rs.next()) { - int a = rs.getInt("a"); // Example of retriving by column name - int b = rs.getInt("b"); - Timestamp c = rs.getTimestamp(3); // Example of by column number - java.sql.Date d = rs.getDate(4); // Note, java.sql.Date here - System.out.println("row " + i + " " + a + " " + b + " " + c + " " + d + " '"+rs.getString(4)+"'"); - i++; - } - rs.close(); - } - -} |