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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:19:15 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:19:15 +0000 |
commit | 6eb9c5a5657d1fe77b55cc261450f3538d35a94d (patch) | |
tree | 657d8194422a5daccecfd42d654b8a245ef7b4c8 /src/include/optimizer/geqo_gene.h | |
parent | Initial commit. (diff) | |
download | postgresql-13-upstream.tar.xz postgresql-13-upstream.zip |
Adding upstream version 13.4.upstream/13.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/include/optimizer/geqo_gene.h')
-rw-r--r-- | src/include/optimizer/geqo_gene.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/include/optimizer/geqo_gene.h b/src/include/optimizer/geqo_gene.h new file mode 100644 index 0000000..9d3a94f --- /dev/null +++ b/src/include/optimizer/geqo_gene.h @@ -0,0 +1,45 @@ +/*------------------------------------------------------------------------- + * + * geqo_gene.h + * genome representation in optimizer/geqo + * + * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * src/include/optimizer/geqo_gene.h + * + *------------------------------------------------------------------------- + */ + +/* contributed by: + =*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*= + * Martin Utesch * Institute of Automatic Control * + = = University of Mining and Technology = + * utesch@aut.tu-freiberg.de * Freiberg, Germany * + =*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*= + */ + + +#ifndef GEQO_GENE_H +#define GEQO_GENE_H + +#include "nodes/nodes.h" + +/* we presume that int instead of Relid + is o.k. for Gene; so don't change it! */ +typedef int Gene; + +typedef struct Chromosome +{ + Gene *string; + Cost worth; +} Chromosome; + +typedef struct Pool +{ + Chromosome *data; + int size; + int string_length; +} Pool; + +#endif /* GEQO_GENE_H */ |