diff options
Diffstat (limited to 'src/include/catalog/pg_statistic_ext_data.h')
-rw-r--r-- | src/include/catalog/pg_statistic_ext_data.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/include/catalog/pg_statistic_ext_data.h b/src/include/catalog/pg_statistic_ext_data.h new file mode 100644 index 0000000..0ef4ecb --- /dev/null +++ b/src/include/catalog/pg_statistic_ext_data.h @@ -0,0 +1,52 @@ +/*------------------------------------------------------------------------- + * + * pg_statistic_ext_data.h + * definition of the "extended statistics data" system catalog + * (pg_statistic_ext_data) + * + * This catalog stores the statistical data for extended statistics objects. + * + * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * src/include/catalog/pg_statistic_ext_data.h + * + * NOTES + * The Catalog.pm module reads this file and derives schema + * information. + * + *------------------------------------------------------------------------- + */ +#ifndef PG_STATISTIC_EXT_DATA_H +#define PG_STATISTIC_EXT_DATA_H + +#include "catalog/genbki.h" +#include "catalog/pg_statistic_ext_data_d.h" + +/* ---------------- + * pg_statistic_ext_data definition. cpp turns this into + * typedef struct FormData_pg_statistic_ext_data + * ---------------- + */ +CATALOG(pg_statistic_ext_data,3429,StatisticExtDataRelationId) +{ + Oid stxoid; /* statistics object this data is for */ + +#ifdef CATALOG_VARLEN /* variable-length fields start here */ + + pg_ndistinct stxdndistinct; /* ndistinct coefficients (serialized) */ + pg_dependencies stxddependencies; /* dependencies (serialized) */ + pg_mcv_list stxdmcv; /* MCV (serialized) */ + +#endif + +} FormData_pg_statistic_ext_data; + +/* ---------------- + * Form_pg_statistic_ext_data corresponds to a pointer to a tuple with + * the format of pg_statistic_ext_data relation. + * ---------------- + */ +typedef FormData_pg_statistic_ext_data * Form_pg_statistic_ext_data; + +#endif /* PG_STATISTIC_EXT_DATA_H */ |