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Java > Open Source Codes > com > daffodilwoods > daffodildb > server > sql99 > expression > booleanvalueexpression > CostFactorConstants


1 package com.daffodilwoods.daffodildb.server.sql99.expression.booleanvalueexpression;
2
3 import com.daffodilwoods.daffodildb.server.sql99.expression.booleanvalueexpression.predicates.predicate;
4
5 import com.daffodilwoods.daffodildb.server.sql99.expression.booleanvalueexpression.predicates.OperatorConstants;
6
7
8 import com.daffodilwoods.daffodildb.server.sql99.dql.*;
9 /**
10  * Title:
11  * Description:
12  * Copyright: Copyright (c) 2002
13  * Company:
14  * @author
15  * @version 1.0
16  */
17
18 public interface CostFactorConstants {
19   int EQUALTO = 10;
20   int RANGE = 15;
21   int GREATERTHAN = 20;
22   int GREATERTHANEQUALTO = 25;
23
24   int INDEXPREDICATE = 5;
25   int NONINDEXPREDICATE = 100;
26   int ORDER = 40;
27   int TABLESCAN = 10;
28   int GROUP = 10;
29   int GROUPROWREDUCED = 50;
30   int CARTESIANCOST = 3;
31   int ONEROWCOST = 1;
32   int DISTINCT = 2;
33
34 }
35
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