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pgindent run. Make it all clean.
This commit is contained in:
Bruce Momjian
@ -8,7 +8,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/commands/analyze.c,v 1.14 2001/02/16 03:16:58 tgl Exp $
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* $Header: /cvsroot/pgsql/src/backend/commands/analyze.c,v 1.15 2001/03/22 03:59:20 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -86,9 +86,10 @@ analyze_rel(Oid relid, List *anal_cols2, int MESSAGE_LEVEL)
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CommitTransactionCommand();
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return;
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}
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/*
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* We can VACUUM ANALYZE any table except pg_statistic.
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* see update_relstats
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* We can VACUUM ANALYZE any table except pg_statistic. see
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* update_relstats
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*/
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if (strcmp(NameStr(((Form_pg_class) GETSTRUCT(tuple))->relname),
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StatisticRelationName) == 0)
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@ -104,10 +105,12 @@ analyze_rel(Oid relid, List *anal_cols2, int MESSAGE_LEVEL)
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if (!pg_ownercheck(GetUserId(), RelationGetRelationName(onerel),
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RELNAME))
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{
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/* we already did an elog during vacuum
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elog(NOTICE, "Skipping \"%s\" --- only table owner can VACUUM it",
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RelationGetRelationName(onerel));
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*/
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/*
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* we already did an elog during vacuum elog(NOTICE, "Skipping
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* \"%s\" --- only table owner can VACUUM it",
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* RelationGetRelationName(onerel));
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*/
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heap_close(onerel, NoLock);
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CommitTransactionCommand();
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return;
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@ -136,7 +139,7 @@ analyze_rel(Oid relid, List *anal_cols2, int MESSAGE_LEVEL)
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if (namestrcmp(&(attr[i]->attname), col) == 0)
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break;
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}
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if (i < attr_cnt) /* found */
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if (i < attr_cnt) /* found */
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attnums[tcnt++] = i;
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else
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{
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@ -295,15 +298,16 @@ attr_stats(Relation onerel, int attr_cnt, VacAttrStats *vacattrstats, HeapTuple
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stats->nonnull_cnt++;
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/*
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* If the value is toasted, detoast it to avoid repeated detoastings
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* and resultant memory leakage inside the comparison routines.
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* If the value is toasted, detoast it to avoid repeated
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* detoastings and resultant memory leakage inside the comparison
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* routines.
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*/
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if (!stats->attr->attbyval && stats->attr->attlen == -1)
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value = PointerGetDatum(PG_DETOAST_DATUM(origvalue));
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else
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value = origvalue;
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if (! stats->initialized)
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if (!stats->initialized)
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{
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bucketcpy(stats->attr, value, &stats->best, &stats->best_len);
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/* best_cnt gets incremented below */
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@ -433,7 +437,7 @@ bucketcpy(Form_pg_attribute attr, Datum value, Datum *bucket, int *bucket_len)
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* Of course, this only works for fixed-size never-null columns, but
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* dispersion is.
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*
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* pg_statistic rows are just added normally. This means that
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* pg_statistic rows are just added normally. This means that
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* pg_statistic will probably contain some deleted rows at the
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* completion of a vacuum cycle, unless it happens to get vacuumed last.
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*
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@ -467,7 +471,7 @@ update_attstats(Oid relid, int natts, VacAttrStats *vacattrstats)
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VacAttrStats *stats;
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attp = (Form_pg_attribute) GETSTRUCT(atup);
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if (attp->attnum <= 0) /* skip system attributes for now */
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if (attp->attnum <= 0) /* skip system attributes for now */
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continue;
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for (i = 0; i < natts; i++)
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@ -476,47 +480,45 @@ update_attstats(Oid relid, int natts, VacAttrStats *vacattrstats)
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break;
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}
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if (i >= natts)
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continue; /* skip attr if no stats collected */
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continue; /* skip attr if no stats collected */
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stats = &(vacattrstats[i]);
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if (VacAttrStatsEqValid(stats))
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{
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float4 selratio; /* average ratio of rows selected
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* for a random constant */
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float4 selratio; /* average ratio of rows selected
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* for a random constant */
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/* Compute dispersion */
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if (stats->nonnull_cnt == 0 && stats->null_cnt == 0)
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{
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/*
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* empty relation, so put a dummy value in
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* attdispersion
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* empty relation, so put a dummy value in attdispersion
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*/
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selratio = 0;
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}
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else if (stats->null_cnt <= 1 && stats->best_cnt == 1)
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{
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/*
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* looks like we have a unique-key attribute --- flag
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* this with special -1.0 flag value.
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* looks like we have a unique-key attribute --- flag this
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* with special -1.0 flag value.
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*
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* The correct dispersion is 1.0/numberOfRows, but since
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* the relation row count can get updated without
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* recomputing dispersion, we want to store a
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* "symbolic" value and figure 1.0/numberOfRows on the
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* fly.
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* The correct dispersion is 1.0/numberOfRows, but since the
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* relation row count can get updated without recomputing
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* dispersion, we want to store a "symbolic" value and
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* figure 1.0/numberOfRows on the fly.
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*/
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selratio = -1;
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}
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else
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{
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if (VacAttrStatsLtGtValid(stats) &&
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stats->min_cnt + stats->max_cnt == stats->nonnull_cnt)
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stats->min_cnt + stats->max_cnt == stats->nonnull_cnt)
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{
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/*
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* exact result when there are just 1 or 2
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* values...
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* exact result when there are just 1 or 2 values...
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*/
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double min_cnt_d = stats->min_cnt,
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max_cnt_d = stats->max_cnt,
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@ -552,12 +554,12 @@ update_attstats(Oid relid, int natts, VacAttrStats *vacattrstats)
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/*
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* Create pg_statistic tuples for the relation, if we have
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* gathered the right data. del_stats() previously
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* deleted all the pg_statistic tuples for the rel, so we
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* just have to insert new ones here.
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* gathered the right data. del_stats() previously deleted
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* all the pg_statistic tuples for the rel, so we just have to
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* insert new ones here.
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*
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* Note analyze_rel() has seen to it that we won't come here
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* when vacuuming pg_statistic itself.
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* Note analyze_rel() has seen to it that we won't come here when
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* vacuuming pg_statistic itself.
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*/
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if (VacAttrStatsLtGtValid(stats) && stats->initialized)
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{
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@ -567,7 +569,7 @@ update_attstats(Oid relid, int natts, VacAttrStats *vacattrstats)
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char *out_string;
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double best_cnt_d = stats->best_cnt,
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null_cnt_d = stats->null_cnt,
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nonnull_cnt_d = stats->nonnull_cnt; /* prevent overflow */
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nonnull_cnt_d = stats->nonnull_cnt; /* prevent overflow */
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Datum values[Natts_pg_statistic];
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char nulls[Natts_pg_statistic];
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Relation irelations[Num_pg_statistic_indices];
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@ -585,31 +587,31 @@ update_attstats(Oid relid, int natts, VacAttrStats *vacattrstats)
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* ----------------
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*/
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i = 0;
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values[i++] = ObjectIdGetDatum(relid); /* starelid */
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values[i++] = Int16GetDatum(attp->attnum); /* staattnum */
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values[i++] = ObjectIdGetDatum(stats->op_cmplt); /* staop */
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values[i++] = Float4GetDatum(nullratio); /* stanullfrac */
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values[i++] = Float4GetDatum(bestratio); /* stacommonfrac */
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values[i++] = ObjectIdGetDatum(relid); /* starelid */
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values[i++] = Int16GetDatum(attp->attnum); /* staattnum */
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values[i++] = ObjectIdGetDatum(stats->op_cmplt); /* staop */
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values[i++] = Float4GetDatum(nullratio); /* stanullfrac */
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values[i++] = Float4GetDatum(bestratio); /* stacommonfrac */
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out_string = DatumGetCString(FunctionCall3(&out_function,
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stats->best,
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ObjectIdGetDatum(stats->typelem),
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Int32GetDatum(stats->attr->atttypmod)));
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values[i++] = DirectFunctionCall1(textin, /* stacommonval */
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CStringGetDatum(out_string));
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stats->best,
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ObjectIdGetDatum(stats->typelem),
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Int32GetDatum(stats->attr->atttypmod)));
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values[i++] = DirectFunctionCall1(textin, /* stacommonval */
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CStringGetDatum(out_string));
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pfree(out_string);
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out_string = DatumGetCString(FunctionCall3(&out_function,
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stats->min,
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ObjectIdGetDatum(stats->typelem),
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Int32GetDatum(stats->attr->atttypmod)));
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values[i++] = DirectFunctionCall1(textin, /* staloval */
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CStringGetDatum(out_string));
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stats->min,
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ObjectIdGetDatum(stats->typelem),
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Int32GetDatum(stats->attr->atttypmod)));
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values[i++] = DirectFunctionCall1(textin, /* staloval */
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CStringGetDatum(out_string));
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pfree(out_string);
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out_string = DatumGetCString(FunctionCall3(&out_function,
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stats->max,
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ObjectIdGetDatum(stats->typelem),
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Int32GetDatum(stats->attr->atttypmod)));
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values[i++] = DirectFunctionCall1(textin, /* stahival */
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CStringGetDatum(out_string));
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stats->max,
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ObjectIdGetDatum(stats->typelem),
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Int32GetDatum(stats->attr->atttypmod)));
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values[i++] = DirectFunctionCall1(textin, /* stahival */
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CStringGetDatum(out_string));
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pfree(out_string);
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stup = heap_formtuple(sd->rd_att, values, nulls);
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@ -682,6 +684,3 @@ del_stats(Oid relid, int attcnt, int *attnums)
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*/
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heap_close(pgstatistic, NoLock);
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}
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