#define PG_NARGS() (fcinfo->nargs)
#endif
+#if PG_VERSION_NUM >= 90600
+#define ISNULL true
+#define ISNOTNULL false
+#define heap_formtuple heap_form_tuple
+#else
+#define ISNULL 'n'
+#define ISNOTNULL ' '
+#endif
+
static char
*t2c(text* in) {
- char *out=palloc( VARSIZE(in) );
- memcpy(out, VARDATA(in), VARSIZE(in)-VARHDRSZ);
- out[ VARSIZE(in)-VARHDRSZ ] ='\0';
- return out;
+ char *out=palloc(VARSIZE(in));
+
+ memcpy(out, VARDATA(in), VARSIZE(in)-VARHDRSZ);
+ out[ VARSIZE(in)-VARHDRSZ ] ='\0';
+ return out;
}
typedef struct {
int maxlevel;
text *txt;
char *ptr;
- int len;
+ int len;
} IdxInfo;
static Relation checkOpenedRelation(Relation r, Oid PgAmOid);
#ifdef PG_MODULE_MAGIC
-/* >= 8.2 */
+/* >= 8.2 */
PG_MODULE_MAGIC;
static Relation
gist_index_open(RangeVar *relvar) {
-#if PG_VERSION_NUM < 90200
+#if PG_VERSION_NUM < 90200
Oid relOid = RangeVarGetRelid(relvar, false);
#else
Oid relOid = RangeVarGetRelid(relvar, NoLock, false);
static Relation
gin_index_open(RangeVar *relvar) {
-#if PG_VERSION_NUM < 90200
+#if PG_VERSION_NUM < 90200
Oid relOid = RangeVarGetRelid(relvar, false);
#else
Oid relOid = RangeVarGetRelid(relvar, NoLock, false);
#define SET_VARSIZE(p,l) VARATT_SIZEP(p)=(l)
#endif
-static Relation
+static Relation
checkOpenedRelation(Relation r, Oid PgAmOid) {
if ( r->rd_am == NULL )
elog(ERROR, "Relation %s.%s is not an index",
get_namespace_name(RelationGetNamespace(r)),
RelationGetRelationName(r)
);
-
+
return r;
}
info->ptr = ((char*)info->txt)+dist;
}
- sprintf(info->ptr, "%s%d(l:%d) blk: %u numTuple: %d free: %db(%.2f%%) rightlink:%u (%s)\n",
+ sprintf(info->ptr, "%s%d(l:%d) blk: %u numTuple: %d free: %db(%.2f%%) rightlink:%u (%s)\n",
pred,
- coff,
- level,
+ coff,
+ level,
blk,
- (int) maxoff,
- (int) PageGetFreeSpace(page),
+ (int) maxoff,
+ (int) PageGetFreeSpace(page),
100.0*(((float)PAGESIZE)-(float)PageGetFreeSpace(page))/((float)PAGESIZE),
GistPageGetOpaque(page)->rightlink,
( GistPageGetOpaque(page)->rightlink == InvalidBlockNumber ) ? "InvalidBlockNumber" : "OK" );
index = gist_index_open(relvar);
PG_FREE_IF_COPY(name,0);
- info.maxlevel = ( PG_NARGS() > 1 ) ? PG_GETARG_INT32(1) : -1;
+ info.maxlevel = ( PG_NARGS() > 1 ) ? PG_GETARG_INT32(1) : -1;
info.len=1024;
info.txt=(text*)palloc( info.len );
info.ptr=((char*)info.txt)+VARHDRSZ;
gist_index_close(index);
pfree(relname);
- sprintf(ptr,
+ sprintf(ptr,
"Number of levels: %d\n"
"Number of pages: %d\n"
"Number of leaf pages: %d\n"
info.totalsize);
ptr=strchr(ptr,'\0');
-
+
SET_VARSIZE(out, ptr-((char*)out));
PG_RETURN_POINTER(out);
}
RangeVar *relvar;
Relation index;
Datum *dvalues;
+#if PG_VERSION_NUM >= 90600
+ bool *nulls;
+#else
char *nulls;
+#endif
GPItem *item;
} TypeStorage;
GPItem *nitem;
MemoryContext oldcontext;
Relation index = ( (TypeStorage*)(funcctx->user_fctx) )->index;
-
+
oldcontext = MemoryContextSwitchTo(funcctx->multi_call_memory_ctx);
nitem = (GPItem*)palloc( sizeof(GPItem) );
memset(nitem,0,sizeof(GPItem));
nitem->page = (Page) BufferGetPage(nitem->buffer);
nitem->offset=FirstOffsetNumber;
nitem->next = ( (TypeStorage*)(funcctx->user_fctx) )->item;
- nitem->level = ( nitem->next ) ? nitem->next->level+1 : 1;
+ nitem->level = ( nitem->next ) ? nitem->next->level+1 : 1;
( (TypeStorage*)(funcctx->user_fctx) )->item = nitem;
MemoryContextSwitchTo(oldcontext);
return nitem;
-}
+}
static GPItem*
closeGPPage( FuncCallContext *funcctx ) {
GPItem *oitem = ( (TypeStorage*)(funcctx->user_fctx) )->item;
( (TypeStorage*)(funcctx->user_fctx) )->item = oitem->next;
-
+
ReleaseBuffer(oitem->buffer);
pfree( oitem );
- return ( (TypeStorage*)(funcctx->user_fctx) )->item;
+ return ( (TypeStorage*)(funcctx->user_fctx) )->item;
}
static void
}
st->dvalues = (Datum *) palloc((tupdesc->natts+2) * sizeof(Datum));
- st->nulls = (char *) palloc((tupdesc->natts+2) * sizeof(char));
+ st->nulls = (char *) palloc((tupdesc->natts+2) * sizeof(*st->nulls));
funcctx->slot = TupleDescGetSlot(tupdesc);
funcctx->attinmeta = TupleDescGetAttInMetadata(tupdesc);
pfree(relname);
st->item=openGPPage(funcctx, GIST_ROOT_BLKNO);
-}
+}
-static void
+static void
close_call( FuncCallContext *funcctx ) {
TypeStorage *st = (TypeStorage*)(funcctx->user_fctx);
-
- while( st->item && closeGPPage(funcctx) );
-
- pfree( st->dvalues );
- pfree( st->nulls );
+
+ while(st->item && closeGPPage(funcctx));
+
+ pfree(st->dvalues);
+ pfree(st->nulls);
gist_index_close(st->index);
}
PG_FREE_IF_COPY(name,0);
}
- funcctx = SRF_PERCALL_SETUP();
+ funcctx = SRF_PERCALL_SETUP();
st = (TypeStorage*)(funcctx->user_fctx);
if ( !st->item ) {
if ( ! closeGPPage(funcctx) ) {
close_call(funcctx);
SRF_RETURN_DONE(funcctx);
- }
+ }
}
iid = PageGetItemId( st->item->page, st->item->offset );
ituple = (IndexTuple) PageGetItem(st->item->page, iid);
st->dvalues[0] = Int32GetDatum( st->item->level );
- st->nulls[0] = ' ';
+ st->nulls[0] = ISNOTNULL;
st->dvalues[1] = BoolGetDatum( (!GistPageIsLeaf(st->item->page) && GistTupleIsInvalid(ituple)) ? false : true );
- st->nulls[1] = ' ';
+ st->nulls[1] = ISNOTNULL;
for(i=2; i<funcctx->attinmeta->tupdesc->natts; i++) {
if ( !GistPageIsLeaf(st->item->page) && GistTupleIsInvalid(ituple) ) {
st->dvalues[i] = (Datum)0;
- st->nulls[i] = 'n';
+ st->nulls[i] = ISNULL;
} else {
- st->dvalues[i] = index_getattr(ituple, i-1, st->index->rd_att, &isnull);
- st->nulls[i] = ( isnull ) ? 'n' : ' ';
+ st->dvalues[i] = index_getattr(ituple, i-1, st->index->rd_att, &isnull);
+ st->nulls[i] = ( isnull ) ? ISNULL : ISNOTNULL;
}
}
/*
* We scaned the whole page, so we should take right page
*/
- BlockNumber blkno = GinPageGetOpaque(page)->rightlink;
+ BlockNumber blkno = GinPageGetOpaque(page)->rightlink;
if ( GinPageRightMost(page) )
return false; /* no more page */
}
/*
- * Refinds a previois position, at returns it has correctly
+ * Refinds a previois position, at returns it has correctly
* set offset and buffer is locked
*/
static bool
refindPosition(GinStatState *st)
{
- Page page;
+ Page page;
/* find left if needed (it causes only for first search) */
for (;;) {
funcctx->user_fctx = (void*)st;
tupdesc = CreateTemplateTupleDesc(2, false);
- TupleDescInitEntry(tupdesc, 1, "value",
- st->index->rd_att->attrs[st->attnum]->atttypid,
+ TupleDescInitEntry(tupdesc, 1, "value",
+ st->index->rd_att->attrs[st->attnum]->atttypid,
st->index->rd_att->attrs[st->attnum]->atttypmod,
st->index->rd_att->attrs[st->attnum]->attndims);
TupleDescInitEntry(tupdesc, 2, "nrow", INT4OID, -1, 0);
- memset( st->nulls, ' ', 2*sizeof(char) );
+ memset( st->nulls, ISNOTNULL, 2*sizeof(*st->nulls) );
funcctx->slot = TupleDescGetSlot(tupdesc);
funcctx->attinmeta = TupleDescGetAttInMetadata(tupdesc);
st->dvalues[0] = st->curval;
#if PG_VERSION_NUM >= 90100
/* do no distiguish various null category */
- st->nulls[0] = (st->category == GIN_CAT_NORM_KEY) ? ' ' : 'n';
+ st->nulls[0] = (st->category == GIN_CAT_NORM_KEY) ? ISNOTNULL : ISNULL;
#endif
-
+
if ( GinIsPostingTree(itup) ) {
BlockNumber rootblkno = GinGetPostingTree(itup);
#if PG_VERSION_NUM >= 90400
ItemPointer list;
#else
GinPostingTreeScan *gdi;
- Buffer entrybuffer;
+ Buffer entrybuffer;
#endif
Page page;
uint32 predictNumber;
PG_FREE_IF_COPY(name,0);
}
- funcctx = SRF_PERCALL_SETUP();
+ funcctx = SRF_PERCALL_SETUP();
st = (GinStatState*)(funcctx->user_fctx);
if ( refindPosition(st) == false ) {
for(;;) {
st->offset++;
-
- if (moveRightIfItNeeded(st)==false) {
+
+ if (moveRightIfItNeeded(st)==false) {
UnlockReleaseBuffer( st->buffer );
gin_index_close(st->index);
}
page = BufferGetPage(st->buffer);
- ituple = (IndexTuple) PageGetItem(page, PageGetItemId(page, st->offset));
+ ituple = (IndexTuple) PageGetItem(page, PageGetItemId(page, st->offset));
#if PG_VERSION_NUM >= 80400
if (st->attnum + 1 == gintuple_get_attrnum(&st->ginstate, ituple))
}
processTuple( funcctx, st, ituple );
-
+
htuple = heap_formtuple(funcctx->attinmeta->tupdesc, st->dvalues, st->nulls);
result = TupleGetDatum(funcctx->slot, htuple);
e->iptr = *ip;
e->nlabel = 0;
e->level = level;
- prst->stack = lcons(e, prst->stack);
+ prst->stack = lcons(e, prst->stack);
MemoryContextSwitchTo(oldcontext);
}
TupleDescInitEntry(tupdesc, 2, "node", INT4OID, -1, 0);
TupleDescInitEntry(tupdesc, 3, "level", INT4OID, -1, 0);
TupleDescInitEntry(tupdesc, 4, "tid_pointer", TIDOID, -1, 0);
- TupleDescInitEntry(tupdesc, 5, "prefix",
+ TupleDescInitEntry(tupdesc, 5, "prefix",
(prst->state.attPrefixType.type == VOIDOID) ? INT4OID : prst->state.attPrefixType.type, -1, 0);
- TupleDescInitEntry(tupdesc, 6, "label",
+ TupleDescInitEntry(tupdesc, 6, "label",
(prst->state.attLabelType.type == VOIDOID) ? INT4OID : prst->state.attLabelType.type, -1, 0);
- TupleDescInitEntry(tupdesc, 7, "leaf",
+ TupleDescInitEntry(tupdesc, 7, "leaf",
(prst->state.attType.type == VOIDOID) ? INT4OID : prst->state.attType.type, -1, 0);
funcctx->slot = TupleDescGetSlot(tupdesc);
PG_FREE_IF_COPY(name,0);
}
- funcctx = SRF_PERCALL_SETUP();
+ funcctx = SRF_PERCALL_SETUP();
prst = (SPGistPrint*)(funcctx->user_fctx);
next:
tid = palloc(sizeof(ItemPointerData));
*tid = s->iptr;
prst->dvalues[0] = PointerGetDatum(tid);
- prst->nulls[0] = ' ';
- prst->nulls[1] = 'n';
- prst->dvalues[2] = s->level;
- prst->nulls[2] = ' ';
- prst->nulls[3] = 'n';
- prst->nulls[4] = 'n';
- prst->nulls[5] = 'n';
- prst->dvalues[6] = datumCopy(SGLTDATUM(leafTuple, &prst->state),
- prst->state.attType.attbyval, prst->state.attType.attlen);
- prst->nulls[6] = ' ';
+ prst->nulls[0] = ISNOTNULL;
+ prst->nulls[1] = ISNULL;
+ prst->dvalues[2] = s->level;
+ prst->nulls[2] = ISNOTNULL;
+ prst->nulls[3] = ISNULL;
+ prst->nulls[4] = ISNULL;
+ prst->nulls[5] = ISNULL;
+ prst->dvalues[6] = datumCopy(SGLTDATUM(leafTuple, &prst->state),
+ prst->state.attType.attbyval, prst->state.attType.attlen);
+ prst->nulls[6] = ISNOTNULL;
} else {
SpGistInnerTuple innerTuple = (SpGistInnerTuple)dtuple;
int i;
tid = palloc(sizeof(ItemPointerData));
*tid = s->iptr;
prst->dvalues[0] = PointerGetDatum(tid);
- prst->nulls[0] = ' ';
+ prst->nulls[0] = ISNOTNULL;
prst->dvalues[1] = Int32GetDatum(s->nlabel);
- prst->nulls[1] = ' ';
- prst->dvalues[2] = s->level;
- prst->nulls[2] = ' ';
+ prst->nulls[1] = ISNOTNULL;
+ prst->dvalues[2] = s->level;
+ prst->nulls[2] = ISNOTNULL;
tid = palloc(sizeof(ItemPointerData));
*tid = node->t_tid;
prst->dvalues[3] = PointerGetDatum(tid);
- prst->nulls[3] = ' ';
+ prst->nulls[3] = ISNOTNULL;
if (innerTuple->prefixSize > 0) {
- prst->dvalues[4] = datumCopy(SGITDATUM(innerTuple, &prst->state),
- prst->state.attPrefixType.attbyval, prst->state.attPrefixType.attlen);
- prst->nulls[4] = ' ';
+ prst->dvalues[4] = datumCopy(SGITDATUM(innerTuple, &prst->state),
+ prst->state.attPrefixType.attbyval, prst->state.attPrefixType.attlen);
+ prst->nulls[4] = ISNOTNULL;
} else
- prst->nulls[4] = 'n';
+ prst->nulls[4] = ISNULL;
if (!IndexTupleHasNulls(node)) {
- prst->dvalues[5] = datumCopy(SGNTDATUM(node, &prst->state),
- prst->state.attLabelType.attbyval, prst->state.attLabelType.attlen);
- prst->nulls[5] = ' ';
+ prst->dvalues[5] = datumCopy(SGNTDATUM(node, &prst->state),
+ prst->state.attLabelType.attbyval, prst->state.attLabelType.attlen);
+ prst->nulls[5] = ISNOTNULL;
} else
- prst->nulls[5] = 'n';
- prst->nulls[6] = 'n';
+ prst->nulls[5] = ISNULL;
+ prst->nulls[6] = ISNULL;
pushSPGistPrint(funcctx, prst, &node->t_tid, s->level + 1);
s->nlabel = i + 1;
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