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@ -145,11 +145,11 @@ statext_is_kind_built(HeapTuple htup, char type) |
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switch (type) |
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{ |
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case STATS_EXT_NDISTINCT: |
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attnum = Anum_pg_statistic_ext_standistinct; |
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attnum = Anum_pg_statistic_ext_stxndistinct; |
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break; |
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case STATS_EXT_DEPENDENCIES: |
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attnum = Anum_pg_statistic_ext_stadependencies; |
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attnum = Anum_pg_statistic_ext_stxdependencies; |
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break; |
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default: |
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@ -175,7 +175,7 @@ fetch_statentries_for_relation(Relation pg_statext, Oid relid) |
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* rel. |
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*/ |
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ScanKeyInit(&skey, |
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Anum_pg_statistic_ext_starelid, |
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Anum_pg_statistic_ext_stxrelid, |
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BTEqualStrategyNumber, F_OIDEQ, |
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ObjectIdGetDatum(relid)); |
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@ -195,23 +195,23 @@ fetch_statentries_for_relation(Relation pg_statext, Oid relid) |
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entry = palloc0(sizeof(StatExtEntry)); |
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entry->statOid = HeapTupleGetOid(htup); |
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staForm = (Form_pg_statistic_ext) GETSTRUCT(htup); |
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entry->schema = get_namespace_name(staForm->stanamespace); |
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entry->name = pstrdup(NameStr(staForm->staname)); |
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for (i = 0; i < staForm->stakeys.dim1; i++) |
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entry->schema = get_namespace_name(staForm->stxnamespace); |
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entry->name = pstrdup(NameStr(staForm->stxname)); |
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for (i = 0; i < staForm->stxkeys.dim1; i++) |
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{ |
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entry->columns = bms_add_member(entry->columns, |
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staForm->stakeys.values[i]); |
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staForm->stxkeys.values[i]); |
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} |
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/* decode the staenabled char array into a list of chars */ |
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/* decode the stxkind char array into a list of chars */ |
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datum = SysCacheGetAttr(STATEXTOID, htup, |
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Anum_pg_statistic_ext_staenabled, &isnull); |
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Anum_pg_statistic_ext_stxkind, &isnull); |
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Assert(!isnull); |
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arr = DatumGetArrayTypeP(datum); |
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if (ARR_NDIM(arr) != 1 || |
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ARR_HASNULL(arr) || |
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ARR_ELEMTYPE(arr) != CHAROID) |
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elog(ERROR, "staenabled is not a 1-D char array"); |
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elog(ERROR, "stxkind is not a 1-D char array"); |
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enabled = (char *) ARR_DATA_PTR(arr); |
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for (i = 0; i < ARR_DIMS(arr)[0]; i++) |
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{ |
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@ -231,7 +231,7 @@ fetch_statentries_for_relation(Relation pg_statext, Oid relid) |
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/*
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* Using 'vacatts' of size 'nvacatts' as input data, return a newly built |
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* VacAttrStats array which includes only the items corresponding to |
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* attributes indicated by 'stakeys'. If we don't have all of the per column |
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* attributes indicated by 'stxkeys'. If we don't have all of the per column |
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* stats available to compute the extended stats, then we return NULL to indicate |
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* to the caller that the stats should not be built. |
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*/ |
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@ -310,21 +310,21 @@ statext_store(Relation pg_stext, Oid statOid, |
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{ |
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bytea *data = statext_ndistinct_serialize(ndistinct); |
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nulls[Anum_pg_statistic_ext_standistinct - 1] = (data == NULL); |
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values[Anum_pg_statistic_ext_standistinct - 1] = PointerGetDatum(data); |
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nulls[Anum_pg_statistic_ext_stxndistinct - 1] = (data == NULL); |
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values[Anum_pg_statistic_ext_stxndistinct - 1] = PointerGetDatum(data); |
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} |
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if (dependencies != NULL) |
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{ |
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bytea *data = statext_dependencies_serialize(dependencies); |
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nulls[Anum_pg_statistic_ext_stadependencies - 1] = (data == NULL); |
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values[Anum_pg_statistic_ext_stadependencies - 1] = PointerGetDatum(data); |
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nulls[Anum_pg_statistic_ext_stxdependencies - 1] = (data == NULL); |
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values[Anum_pg_statistic_ext_stxdependencies - 1] = PointerGetDatum(data); |
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} |
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/* always replace the value (either by bytea or NULL) */ |
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replaces[Anum_pg_statistic_ext_standistinct - 1] = true; |
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replaces[Anum_pg_statistic_ext_stadependencies - 1] = true; |
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replaces[Anum_pg_statistic_ext_stxndistinct - 1] = true; |
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replaces[Anum_pg_statistic_ext_stxdependencies - 1] = true; |
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/* there should already be a pg_statistic_ext tuple */ |
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oldtup = SearchSysCache1(STATEXTOID, ObjectIdGetDatum(statOid)); |
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Alvaro Herrera
9 years ago