Changeset: 139143c85939 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/139143c85939
Modified Files:
gdk/gdk_strimps.c
gdk/gdk_strimps.h
monetdb5/modules/mal/strimps.c
sql/backends/monet5/sql_strimps.c
Branch: string_imprints
Log Message:
strimp creation and filtering should work with candidates
This commit changes the interface of the GDK functions and how they are called.
diffs (190 lines):
diff --git a/gdk/gdk_strimps.c b/gdk/gdk_strimps.c
--- a/gdk/gdk_strimps.c
+++ b/gdk/gdk_strimps.c
@@ -238,10 +238,10 @@ STRMPchoosePairs(PairHistogramElem *hist
}
static bool
-STRMPbuildHeader(BAT *b, CharPair *hpairs) {
+STRMPbuildHeader(BAT *b, BAT *s, CharPair *hpairs) {
lng t0 = 0;
BATiter bi;
- str s;
+ str cs;
BUN i;
size_t hidx;
size_t hlen;
@@ -249,6 +249,8 @@ STRMPbuildHeader(BAT *b, CharPair *hpair
PairIterator pi, *pip;
CharPair cp, *cpp;
+ (void)s;
+
TRC_DEBUG_IF(ACCELERATOR) t0 = GDKusec();
hlen = STRIMP_HISTSIZE;
if ((hist = (PairHistogramElem
*)GDKmalloc(hlen*sizeof(PairHistogramElem))) == NULL) {
@@ -266,9 +268,9 @@ STRMPbuildHeader(BAT *b, CharPair *hpair
pip = π
cpp = &cp;
for (i = 0; i < b->batCount; i++) {
- s = (str)BUNtvar(bi, i);
- if (!strNil(s)) {
- pi.s = s;
+ cs = (str)BUNtvar(bi, i);
+ if (!strNil(cs)) {
+ pi.s = cs;
pi.pos = 0;
pi.lim = strlen(pi.s);
while (pair_at(pip, cpp)) {
@@ -324,7 +326,7 @@ STRMPbuildHeader(BAT *b, CharPair *hpair
/* Create the heap for a string imprint. Returns NULL on failure. */
static Strimps *
-STRMPcreateStrimpHeap(BAT *b)
+STRMPcreateStrimpHeap(BAT *b, BAT *s)
{
uint8_t *h1, *h2;
Strimps *r = NULL;
@@ -338,7 +340,7 @@ STRMPcreateStrimpHeap(BAT *b)
MT_lock_set(&b->batIdxLock);
/* Make sure no other thread got here first */
if (b->tstrimps == NULL) {
- STRMPbuildHeader(b, hpairs); /* Find the header pairs */
+ STRMPbuildHeader(b, s, hpairs); /* Find the header
pairs */
sz = 8 + STRIMP_HEADER_SIZE; /* add 8-bytes for the
descriptor and the pair sizes */
for (i = 0; i < STRIMP_HEADER_SIZE; i++) {
sz += hpairs[i].psize;
@@ -459,13 +461,14 @@ BATcheckstrimps(BAT *b)
* list.
*/
BAT *
-STRMPfilter(BAT *b, char *q)
+STRMPfilter(BAT *b, BAT *s, char *q)
{
BAT *r = NULL;
BUN i;
uint64_t qbmask;
uint64_t *ptr;
Strimps *strmps;
+ (void)s;
if (isVIEW(b)) {
// b = BBP_cache(VIEWtparent(b));
@@ -583,12 +586,12 @@ static ATOMIC_TYPE STRMPnthread = ATOMIC
/* Create */
gdk_return
-STRMPcreate(BAT *b)
+STRMPcreate(BAT *b, BAT *s)
{
lng t0 = 0;
BATiter bi;
BUN i;
- str s;
+ str cs;
Strimps *h;
uint64_t *dh;
BAT *pb;
@@ -611,16 +614,16 @@ STRMPcreate(BAT *b)
if (BATcheckstrimps(pb))
return GDK_SUCCEED;
- if ((h = STRMPcreateStrimpHeap(pb)) == NULL) {
+ if ((h = STRMPcreateStrimpHeap(pb, s)) == NULL) {
return GDK_FAIL;
}
dh = (uint64_t *)((uint8_t*)h->strimps.base + h->strimps.free +
b->hseqbase*8);
bi = bat_iterator(b);
for (i = 0; i < bi.count; i++) {
- s = (str)BUNtvar(bi, i);
- if (!strNil(s))
- *dh++ = STRMPmakebitstring(s, h);
+ cs = (str)BUNtvar(bi, i);
+ if (!strNil(cs))
+ *dh++ = STRMPmakebitstring(cs, h);
else
*dh++ = 0; /* no pairs in nil values */
}
diff --git a/gdk/gdk_strimps.h b/gdk/gdk_strimps.h
--- a/gdk/gdk_strimps.h
+++ b/gdk/gdk_strimps.h
@@ -42,6 +42,6 @@ typedef struct {
// gdk_export gdk_return STRMPmakehistogramBP(BAT *b, uint64_t *hist, size_t
hist_size, size_t *nbins); // make static
// gdk_export gdk_return STRMP_make_header(StrimpHeader *h, uint64_t *hist,
size_t hist_size); // make static
// gdk_export gdk_return STRMP_make_header(BAT *b);
-gdk_export gdk_return STRMPcreate(BAT *b);
-gdk_export BAT *STRMPfilter(BAT *b, char *q);
+gdk_export gdk_return STRMPcreate(BAT *b, BAT *s);
+gdk_export BAT *STRMPfilter(BAT *b, BAT *s, char *q);
#endif /* _GDK_STRIMPS_H_ */
diff --git a/monetdb5/modules/mal/strimps.c b/monetdb5/modules/mal/strimps.c
--- a/monetdb5/modules/mal/strimps.c
+++ b/monetdb5/modules/mal/strimps.c
@@ -79,8 +79,8 @@ PATstrimp_makehist(Client cntxt, MalBlkP
static str
PATstrimpCreate(Client cntxt, MalBlkPtr mb, MalStkPtr stk, InstrPtr pci)
{
- bat bid;
- BAT *b;
+ bat bid, sid;
+ BAT *b, *s;
(void)cntxt;
(void)mb;
@@ -88,7 +88,11 @@ PATstrimpCreate(Client cntxt, MalBlkPtr
if ((b = BATdescriptor(bid)) == NULL)
throw(MAL, "strimps.strimpCreate", SQLSTATE(HY002)
RUNTIME_OBJECT_MISSING);
- if(STRMPcreate(b) != GDK_SUCCEED)
+ sid = *getArgReference_bat(stk, pci, 2);
+ if ((s = BATdescriptor(sid)) == NULL)
+ throw(MAL, "strimps.strimpCreate", SQLSTATE(HY002)
RUNTIME_OBJECT_MISSING);
+
+ if(STRMPcreate(b, s) != GDK_SUCCEED)
throw(MAL, "strimps.strimpCreate", SQLSTATE(HY002)
OPERATION_FAILED);
// *getArgReference_lng(stk, pci, 0) = 0;
@@ -124,11 +128,11 @@ PATstrimpFilterSelect(Client cntxt, MalB
assert(s->ttype == TYPE_void);
- if(STRMPcreate(b) != GDK_SUCCEED)
+ if(STRMPcreate(b, s) != GDK_SUCCEED)
throw(MAL, "strimps.strimpfilter", SQLSTATE(HY002) "strimp
creation failed");
pat = *getArgReference_str(stk, pci, 3);
- if ((ob = STRMPfilter(b, pat)) == NULL) {
+ if ((ob = STRMPfilter(b, s, pat)) == NULL) {
BBPunfix(b->batCacheid);
throw(MAL, "strimps.strimpfilter", SQLSTATE(HY002) "filtering
failed");
}
@@ -144,7 +148,7 @@ mel_func strimp_init_funcs[] = {
/* String imprints */
// pattern("bat", "strimpNDigrams", PATstrimp_ndigrams, false, "count digrams
in a string bat", args(1,2,arg("",lng),batarg("b",str))),
// pattern("bat", "strimpHistogram", PATstrimp_makehist, false, "make a
histogram of all the byte pairs in a BAT", args(2,3,arg("",lng),
batarg("",lng),batarg("b",str))),
- pattern("strimps", "mkstrimp", PATstrimpCreate, false, "construct the strimp
a BAT", args(1,2,arg("",void),batarg("b",str))),
+ pattern("strimps", "mkstrimp", PATstrimpCreate, false, "construct the strimp
a BAT", args(1,3,arg("",void),batarg("b",str),batarg("s",oid))),
pattern("strimps", "strimpfilter", PATstrimpFilter, false, "",
args(1,3,arg("",bit),arg("b",str),arg("q",str))),
pattern("strimps", "strimpfilterselect", PATstrimpFilterSelect, false, "",
args(1,5,batarg("",oid),batarg("b",str),batarg("s",oid),arg("q",str),arg("a",bit))),
pattern("strimps", "strimpfilterjoin", PATstrimpFilter, false, "",
args(2,8,batarg("",oid),batarg("b",str),arg("q",str))),
diff --git a/sql/backends/monet5/sql_strimps.c
b/sql/backends/monet5/sql_strimps.c
--- a/sql/backends/monet5/sql_strimps.c
+++ b/sql/backends/monet5/sql_strimps.c
@@ -50,12 +50,14 @@ sql_load_bat(Client cntxt, MalBlkPtr mb,
str
sql_createstrimps(Client cntxt, MalBlkPtr mb, MalStkPtr stk, InstrPtr pci)
{
- BAT *b;
+ BAT *b, *s;
if (sql_load_bat(cntxt, mb, stk, pci, &b) != MAL_SUCCEED)
throw(SQL, "sql.createstrimps", SQLSTATE(HY002)
OPERATION_FAILED);
- if (STRMPcreate(b) != GDK_SUCCEED)
+ s = BATdense(0, 0, b->batCount);
+
+ if (STRMPcreate(b, s) != GDK_SUCCEED)
throw(SQL, "sql.createstrimps", SQLSTATE(HY002)
OPERATION_FAILED);
BBPunfix(b->batCacheid);
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