1/*-------------------------------------------------------------------------
2 *
3 * geqo_gene.h
4 * genome representation in optimizer/geqo
5 *
6 * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
7 * Portions Copyright (c) 1994, Regents of the University of California
8 *
9 * src/include/optimizer/geqo_gene.h
10 *
11 *-------------------------------------------------------------------------
12 */
13
14/* contributed by:
15 =*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=
16 * Martin Utesch * Institute of Automatic Control *
17 = = University of Mining and Technology =
18 * utesch@aut.tu-freiberg.de * Freiberg, Germany *
19 =*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=
20 */
21
22
23#ifndef GEQO_GENE_H
24#define GEQO_GENE_H
25
26#include "nodes/nodes.h"
27
28/* we presume that int instead of Relid
29 is o.k. for Gene; so don't change it! */
30typedef int Gene;
31
32typedef struct Chromosome
33{
34 Gene *string;
35 Cost worth;
36} Chromosome;
37
38typedef struct Pool
39{
40 Chromosome *data;
41 int size;
42 int string_length;
43} Pool;
44
45#endif /* GEQO_GENE_H */
46