Detect PorgresSQL Version and support with Alias

dbPort/src/org/compiere/db/AdempiereDatabase.java

@@ -275,6 +275,8 @@ public interface AdempiereDatabase
 	 */
 //	public String getDataType (int displayType, int precision,
 //		boolean defaultValue)
+        public boolean getSupportAlias();
+        
 	
 }   //  AdempiereDatabase
 

dbPort/src/org/compiere/db/DB_DB2.java

@@ -837,5 +837,10 @@ public class DB_DB2
 	public Convert getConvert() {
 		throw new UnsupportedOperationException("Not implemented.");
 	}
+        
+        public boolean getSupportAlias()
+        {
+            return false;
+        }
 	
 }	//	DB_DB2

dbPort/src/org/compiere/db/DB_Fyracle.java

@@ -550,6 +550,12 @@ public class DB_Fyracle implements AdempiereDatabase {
 	public boolean isSupported(String sql) {
 		return true;
 	}
+        
+                
+        public boolean getSupportAlias()
+        {
+        return false;   
+        }
 
 } // DB_Firebird
 
@@ -630,4 +636,5 @@ class DataSourceImpl implements DataSource {
         }
         
         public <T> T unwrap(java.lang.Class<T> iface) throws java.sql.SQLException{return null;}
+
 }

dbPort/src/org/compiere/db/DB_Oracle.java

@@ -1116,5 +1116,10 @@ public class DB_Oracle implements AdempiereDatabase, OracleConnectionCacheCallba
 	public Convert getConvert() {
 		return m_convert;
 	}
+        
+        public boolean getSupportAlias()
+        {
+            return false;
+        }
 	
 }   //  DB_Oracle

dbPort/src/org/compiere/db/DB_PostgreSQL.java

@@ -70,6 +70,8 @@ public class DB_PostgreSQL implements AdempiereDatabase
         private String				m_userName = null;
         	/** Connection String       	*/
 	private String          		m_connectionURL;
+        
+        private boolean                         m_supportAlias = false;
             
 	/**	Logger			*/
 	private static CLogger			log	= CLogger.getCLogger (DB_PostgreSQL.class);
@@ -645,7 +647,7 @@ public class DB_PostgreSQL implements AdempiereDatabase
 		try
 		{
 			postgresql.getDriver();
-			Connection conn = DriverManager.getConnection (jdbcURL, uid, pwd);
+			Connection conn = DriverManager.getConnection (jdbcURL, uid, pwd);                        
 			
 			//CachedRowSetImpl crs = null;
 			//crs = new CachedRowSetImpl();
@@ -664,5 +666,19 @@ public class DB_PostgreSQL implements AdempiereDatabase
 			ex.printStackTrace();
 		}
 	}	//	main
+        
+         public boolean getSupportAlias()
+        {             
+             
+		if (s_driver == null)
+		{
+			s_driver = new org.postgresql.Driver();
+                        if(s_driver.getVersion().indexOf("PostgreSQL 8.2") != -1)
+                        return true;
+                       
+		}
+             return false;
+
+        }
 
 }   //  DB_PostgreSQL

dbPort/src/org/compiere/dbPort/ConvertMap_PostgreSQL.java

@@ -34,6 +34,8 @@ public final class ConvertMap_PostgreSQL {
 		s_pg.put("\\bCLOB\\b",                  "BYTEA");                //  CLOB not directly supported
                 s_pg.put("\\bLIMIT\\b","\"limit\""); 
                 s_pg.put("\\bACTION\\b","\"action\""); 
+                s_pg.put("\\bold\\b","\"old\""); 
+                s_pg.put("\\bnew\\b","\"new\""); 
 		//s_pg.put("\\bBLOB\\b",                  "OID");                 //  BLOB not directly supported
 		//s_pg.put("\\bCLOB\\b",                  "OID");                //  CLOB not directly supported
         //end vpj-cd e-evolution 03/11/2005 PostgreSQL

dbPort/src/org/compiere/dbPort/Convert_PostgreSQL.java

@@ -1497,6 +1497,11 @@ public class Convert_PostgreSQL extends Convert_SQL92 {
 	 * @return converted statementf
 	 */
 	private String convertAlias(String sqlStatement) {
+           
+                
+                if (!org.compiere.util.DB.getDatabase().getSupportAlias())            
+                return sqlStatement;                    
+                
 		String[] tokens = sqlStatement.split("\\s");
 		String table = null;
 		String alias = null;

dbPort/src/org/compiere/util/CPreparedStatement.java

@@ -995,7 +995,7 @@ public class CPreparedStatement extends CStatement implements PreparedStatement
 	}	//	remote_executeUpdate
         
 	   //remove this commnet if you want use JAVA 6
-        /*	
+        	
         public void setAsciiStream(int parameterIndex, java.io.InputStream x, long length)
 	    throws SQLException
         {
@@ -1003,6 +1003,7 @@ public class CPreparedStatement extends CStatement implements PreparedStatement
         }
             
         //vpj-cd add support java 6    
+        /*
         public void setBinaryStream(int parameterIndex, java.io.InputStream x, 
 			 long length) throws SQLException
         {        
@@ -1069,6 +1070,12 @@ public class CPreparedStatement extends CStatement implements PreparedStatement
             
         }
         
+        public void setNClob(int i,java.sql.NClob c) 
+       throws SQLException
+        {
+            
+        }
+        
         public void setBlob(int parameterIndex, InputStream inputStream, long length)
         throws SQLException
         {
@@ -1087,19 +1094,15 @@ public class CPreparedStatement extends CStatement implements PreparedStatement
            
        }
        
-       /* In order to compile in Java 6 you must add these methods
+       //In order to compile in Java 6 you must add these methods
-
+     
-       public void setNClob(int parameterIndex, NClob value) throws SQLException
+       
+       public void setSQLXML(int parameterIndex, java.sql.SQLXML xmlObject) throws SQLException
        {
            
        }
 
-       public void setSQLXML(int parameterIndex, SQLXML xmlObject) throws SQLException
+       public void setRowId(int parameterIndex, java.sql.RowId x) throws SQLException{}
-       {
-           
-       }
-
-       public void setRowId(int parameterIndex, RowId x) throws SQLException{}
        */
 
 }	//	CPreparedStatement