本文整理汇总了C++中GETQUERY函数的典型用法代码示例。如果您正苦于以下问题:C++ GETQUERY函数的具体用法?C++ GETQUERY怎么用?C++ GETQUERY使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了GETQUERY函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: to_tsquery
Datum
to_tsquery(PG_FUNCTION_ARGS)
{
text *in = PG_GETARG_TEXT_P(1);
char *str;
QUERYTYPE *query;
ITEM *res;
int4 len;
SET_FUNCOID();
str = text2char(in);
PG_FREE_IF_COPY(in, 1);
query = queryin(str, pushval_morph, PG_GETARG_INT32(0));
res = clean_fakeval_v2(GETQUERY(query), &len);
if (!res)
{
query->len = HDRSIZEQT;
query->size = 0;
PG_RETURN_POINTER(query);
}
memcpy((void *) GETQUERY(query), (void *) res, len * sizeof(ITEM));
pfree(res);
PG_RETURN_POINTER(query);
}
开发者ID:berkeley-cs186,项目名称:course-fa07,代码行数:26,代码来源:query.c
示例2: gin_ts_consistent
Datum
gin_ts_consistent(PG_FUNCTION_ARGS)
{
bool *check = (bool *) PG_GETARG_POINTER(0);
QUERYTYPE *query = (QUERYTYPE *) PG_DETOAST_DATUM(PG_GETARG_DATUM(2));
bool res = FALSE;
if (query->size > 0)
{
int4 i,
j = 0;
ITEM *item;
GinChkVal gcv;
gcv.frst = item = GETQUERY(query);
gcv.mapped_check = (bool *) palloc(sizeof(bool) * query->size);
for (i = 0; i < query->size; i++)
if (item[i].type == VAL)
gcv.mapped_check[i] = check[j++];
res = TS_execute(
GETQUERY(query),
&gcv,
true,
checkcondition_gin
);
}
PG_FREE_IF_COPY(query, 2);
PG_RETURN_BOOL(res);
}
开发者ID:berkeley-cs186,项目名称:course-fa07,代码行数:34,代码来源:ginidx.c
示例3: gin_bool_consistent
bool
gin_bool_consistent(QUERYTYPE *query, bool *check)
{
GinChkVal gcv;
ITEM *items = GETQUERY(query);
int i,
j = 0;
if (query->size <= 0)
return FALSE;
/*
* Set up data for checkcondition_gin. This must agree with the
* query extraction code in ginint4_queryextract.
*/
gcv.first = items;
gcv.mapped_check = (bool *) palloc(sizeof(bool) * query->size);
for (i = 0; i < query->size; i++)
{
if (items[i].type == VAL)
gcv.mapped_check[i] = check[j++];
}
return execute(GETQUERY(query) + query->size - 1,
(void *) &gcv, true,
checkcondition_gin);
}
开发者ID:cbbrowne,项目名称:postgres,代码行数:27,代码来源:_int_bool.c
示例4: CompareTSQ
static int
CompareTSQ(TSQuery a, TSQuery b)
{
if (a->size != b->size)
{
return (a->size < b->size) ? -1 : 1;
}
else if (VARSIZE(a) != VARSIZE(b))
{
return (VARSIZE(a) < VARSIZE(b)) ? -1 : 1;
}
else if (a->size != 0)
{
QTNode *an = QT2QTN(GETQUERY(a), GETOPERAND(a));
QTNode *bn = QT2QTN(GETQUERY(b), GETOPERAND(b));
int res = QTNodeCompare(an, bn);
QTNFree(an);
QTNFree(bn);
return res;
}
return 0;
}
开发者ID:winlibs,项目名称:postgresql,代码行数:25,代码来源:tsquery_op.c
示例5: cleanup_tsquery_stopwords
/*
* Remove QI_VALSTOP (stopword) nodes from TSQuery.
*/
TSQuery
cleanup_tsquery_stopwords(TSQuery in)
{
int32 len,
lenstr,
commonlen,
i;
NODE *root;
int ladd,
radd;
TSQuery out;
QueryItem *items;
char *operands;
if (in->size == 0)
return in;
/* eliminate stop words */
root = clean_stopword_intree(maketree(GETQUERY(in)), &ladd, &radd);
if (root == NULL)
{
ereport(NOTICE,
(errmsg("text-search query contains only stop words or doesn't contain lexemes, ignored")));
out = palloc(HDRSIZETQ);
out->size = 0;
SET_VARSIZE(out, HDRSIZETQ);
return out;
}
/*
* Build TSQuery from plain view
*/
lenstr = calcstrlen(root);
items = plaintree(root, &len);
commonlen = COMPUTESIZE(len, lenstr);
out = palloc(commonlen);
SET_VARSIZE(out, commonlen);
out->size = len;
memcpy(GETQUERY(out), items, len * sizeof(QueryItem));
items = GETQUERY(out);
operands = GETOPERAND(out);
for (i = 0; i < out->size; i++)
{
QueryOperand *op = (QueryOperand *) &items[i];
if (op->type != QI_VAL)
continue;
memcpy(operands, GETOPERAND(in) + op->distance, op->length);
operands[op->length] = '\0';
op->distance = operands - GETOPERAND(out);
operands += op->length + 1;
}
return out;
}
开发者ID:winlibs,项目名称:postgresql,代码行数:63,代码来源:tsquery_cleanup.c
示例6: gin_tsquery_consistent
datum_t gin_tsquery_consistent(PG_FUNC_ARGS)
{
bool *check = (bool *) ARG_POINTER(0);
/* strat_nr_t strategy = ARG_UINT16(1); */
TSQuery query = ARG_TSQUERY(2);
/* int32 nkeys = ARG_INT32(3); */
pointer_p *extra_data = (pointer_p *) ARG_POINTER(4);
bool *recheck = (bool *) ARG_POINTER(5);
bool res = FALSE;
/* The query requires recheck only if it involves weights */
*recheck = false;
if (query->size > 0) {
QueryItem *item;
GinChkVal gcv;
/*
* check-parameter array has one entry for each value (operand) in the
* query.
*/
gcv.first_item = item = GETQUERY(query);
gcv.check = check;
gcv.map_item_operand = (int *)(extra_data[0]);
gcv.need_recheck = recheck;
res = TS_execute(GETQUERY(query), &gcv, true, checkcondition_gin);
}
RET_BOOL(res);
}
开发者ID:colinet,项目名称:sqlix,代码行数:33,代码来源:tsginidx.c
示例7: gin_extract_tsquery
Datum
gin_extract_tsquery(PG_FUNCTION_ARGS)
{
TSQuery query = PG_GETARG_TSQUERY(0);
int32 *nentries = (int32 *) PG_GETARG_POINTER(1);
StrategyNumber strategy = PG_GETARG_UINT16(2);
Datum *entries = NULL;
*nentries = 0;
if (query->size > 0)
{
int4 i,
j = 0,
len;
QueryItem *item;
item = clean_NOT(GETQUERY(query), &len);
if (!item)
ereport(ERROR,
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
errmsg("query requires full scan, which is not supported by GIN indexes")));
item = GETQUERY(query);
for (i = 0; i < query->size; i++)
if (item[i].type == QI_VAL)
(*nentries)++;
entries = (Datum *) palloc(sizeof(Datum) * (*nentries));
for (i = 0; i < query->size; i++)
if (item[i].type == QI_VAL)
{
text *txt;
QueryOperand *val = &item[i].operand;
txt = (text *) palloc(VARHDRSZ + val->length);
SET_VARSIZE(txt, VARHDRSZ + val->length);
memcpy(VARDATA(txt), GETOPERAND(query) + val->distance, val->length);
entries[j++] = PointerGetDatum(txt);
if (strategy != TSearchWithClassStrategyNumber && val->weight != 0)
ereport(ERROR,
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
errmsg("@@ operator does not support lexeme weight restrictions in GIN index searches"),
errhint("Use the @@@ operator instead.")));
}
}
else
*nentries = -1; /* nothing can be found */
PG_FREE_IF_COPY(query, 0);
PG_RETURN_POINTER(entries);
}
开发者ID:50wu,项目名称:gpdb,代码行数:58,代码来源:tsginidx.c
示例8: tsq_mcontains
Datum
tsq_mcontains(PG_FUNCTION_ARGS)
{
TSQuery query = PG_GETARG_TSQUERY(0);
TSQuery ex = PG_GETARG_TSQUERY(1);
TSQuerySign sq,
se;
int i,
j;
QueryItem *iq,
*ie;
if (query->size < ex->size)
{
PG_FREE_IF_COPY(query, 0);
PG_FREE_IF_COPY(ex, 1);
PG_RETURN_BOOL(false);
}
sq = makeTSQuerySign(query);
se = makeTSQuerySign(ex);
if ((sq & se) != se)
{
PG_FREE_IF_COPY(query, 0);
PG_FREE_IF_COPY(ex, 1);
PG_RETURN_BOOL(false);
}
iq = GETQUERY(query);
ie = GETQUERY(ex);
for (i = 0; i < ex->size; i++)
{
if (ie[i].type != QI_VAL)
continue;
for (j = 0; j < query->size; j++)
{
if (iq[j].type == QI_VAL &&
ie[i].qoperand.valcrc == iq[j].qoperand.valcrc)
break;
}
if (j >= query->size)
{
PG_FREE_IF_COPY(query, 0);
PG_FREE_IF_COPY(ex, 1);
PG_RETURN_BOOL(false);
}
}
PG_FREE_IF_COPY(query, 0);
PG_FREE_IF_COPY(ex, 1);
PG_RETURN_BOOL(true);
}
开发者ID:Joe-xXx,项目名称:postgres-old-soon-decommissioned,代码行数:58,代码来源:tsquery_op.c
示例9: tsquery_rewrite
Datum
tsquery_rewrite(PG_FUNCTION_ARGS)
{
TSQuery query = PG_GETARG_TSQUERY_COPY(0);
TSQuery ex = PG_GETARG_TSQUERY(1);
TSQuery subst = PG_GETARG_TSQUERY(2);
TSQuery rewrited = query;
QTNode *tree,
*qex,
*subs = NULL;
if (query->size == 0 || ex->size == 0)
{
PG_FREE_IF_COPY(ex, 1);
PG_FREE_IF_COPY(subst, 2);
PG_RETURN_POINTER(rewrited);
}
tree = QT2QTN(GETQUERY(query), GETOPERAND(query));
QTNTernary(tree);
QTNSort(tree);
qex = QT2QTN(GETQUERY(ex), GETOPERAND(ex));
QTNTernary(qex);
QTNSort(qex);
if (subst->size)
subs = QT2QTN(GETQUERY(subst), GETOPERAND(subst));
tree = findsubquery(tree, qex, subs, NULL);
QTNFree(qex);
QTNFree(subs);
if (!tree)
{
SET_VARSIZE(rewrited, HDRSIZETQ);
rewrited->size = 0;
PG_FREE_IF_COPY(ex, 1);
PG_FREE_IF_COPY(subst, 2);
PG_RETURN_POINTER(rewrited);
}
else
{
QTNBinary(tree);
rewrited = QTN2QT(tree);
QTNFree(tree);
}
PG_FREE_IF_COPY(query, 0);
PG_FREE_IF_COPY(ex, 1);
PG_FREE_IF_COPY(subst, 2);
PG_RETURN_POINTER(rewrited);
}
开发者ID:0x0FFF,项目名称:postgres,代码行数:54,代码来源:tsquery_rewrite.c
示例10: tsquery_rewrite_query
Datum
tsquery_rewrite_query(PG_FUNCTION_ARGS)
{
QUERYTYPE *query = (QUERYTYPE *) DatumGetPointer(PG_DETOAST_DATUM_COPY(PG_GETARG_DATUM(0)));
QUERYTYPE *ex = (QUERYTYPE *) DatumGetPointer(PG_DETOAST_DATUM(PG_GETARG_DATUM(1)));
QUERYTYPE *subst = (QUERYTYPE *) DatumGetPointer(PG_DETOAST_DATUM(PG_GETARG_DATUM(2)));
QUERYTYPE *rewrited = query;
QTNode *tree,
*qex,
*subs = NULL;
if (query->size == 0 || ex->size == 0)
{
PG_FREE_IF_COPY(ex, 1);
PG_FREE_IF_COPY(subst, 2);
PG_RETURN_POINTER(rewrited);
}
tree = QT2QTN(GETQUERY(query), GETOPERAND(query));
QTNTernary(tree);
QTNSort(tree);
qex = QT2QTN(GETQUERY(ex), GETOPERAND(ex));
QTNTernary(qex);
QTNSort(qex);
if (subst->size)
subs = QT2QTN(GETQUERY(subst), GETOPERAND(subst));
tree = findsubquery(tree, qex, PlainMemory, subs, NULL);
QTNFree(qex);
QTNFree(subs);
if (!tree)
{
rewrited->len = HDRSIZEQT;
rewrited->size = 0;
PG_FREE_IF_COPY(ex, 1);
PG_FREE_IF_COPY(subst, 2);
PG_RETURN_POINTER(rewrited);
}
else
{
QTNBinary(tree);
rewrited = QTN2QT(tree, PlainMemory);
QTNFree(tree);
}
PG_FREE_IF_COPY(query, 0);
PG_FREE_IF_COPY(ex, 1);
PG_FREE_IF_COPY(subst, 2);
PG_RETURN_POINTER(rewrited);
}
开发者ID:berkeley-cs186,项目名称:course-fa07,代码行数:53,代码来源:query_rewrite.c
示例11: gin_extract_tsquery
Datum
gin_extract_tsquery(PG_FUNCTION_ARGS)
{
QUERYTYPE *query = (QUERYTYPE *) PG_DETOAST_DATUM(PG_GETARG_DATUM(0));
uint32 *nentries = (uint32 *) PG_GETARG_POINTER(1);
StrategyNumber strategy = DatumGetUInt16(PG_GETARG_DATUM(2));
Datum *entries = NULL;
*nentries = 0;
if (query->size > 0)
{
int4 i,
j = 0,
len;
ITEM *item;
item = clean_NOT_v2(GETQUERY(query), &len);
if (!item)
elog(ERROR, "Query requires full scan, GIN doesn't support it");
item = GETQUERY(query);
for (i = 0; i < query->size; i++)
if (item[i].type == VAL)
(*nentries)++;
entries = (Datum *) palloc(sizeof(Datum) * (*nentries));
for (i = 0; i < query->size; i++)
if (item[i].type == VAL)
{
text *txt;
txt = (text *) palloc(VARHDRSZ + item[i].length);
VARATT_SIZEP(txt) = VARHDRSZ + item[i].length;
memcpy(VARDATA(txt), GETOPERAND(query) + item[i].distance, item[i].length);
entries[j++] = PointerGetDatum(txt);
if (strategy == 1 && item[i].weight != 0)
elog(ERROR, "With class of lexeme restrictions use @@@ operation");
}
}
PG_FREE_IF_COPY(query, 0);
PG_RETURN_POINTER(entries);
}
开发者ID:berkeley-cs186,项目名称:course-fa07,代码行数:49,代码来源:ginidx.c
示例12: hlfinditem
static void
hlfinditem(HeadlineParsedText *prs, TSQuery query, char *buf, int buflen)
{
int i;
QueryItem *item = GETQUERY(query);
HeadlineWordEntry *word;
while (prs->curwords + query->size >= prs->lenwords)
{
prs->lenwords *= 2;
prs->words = (HeadlineWordEntry *) repalloc((void *) prs->words, prs->lenwords * sizeof(HeadlineWordEntry));
}
word = &(prs->words[prs->curwords - 1]);
for (i = 0; i < query->size; i++)
{
if (item->type == QI_VAL &&
tsCompareString(GETOPERAND(query) + item->qoperand.distance, item->qoperand.length,
buf, buflen, item->qoperand.prefix) == 0)
{
if (word->item)
{
memcpy(&(prs->words[prs->curwords]), word, sizeof(HeadlineWordEntry));
prs->words[prs->curwords].item = &item->qoperand;
prs->words[prs->curwords].repeated = 1;
prs->curwords++;
}
else
word->item = &item->qoperand;
}
item++;
}
}
开发者ID:adunstan,项目名称:pg-cvs-mirror,代码行数:33,代码来源:ts_parse.c
示例13: QTN2QT
TSQuery
QTN2QT(QTNode *in)
{
TSQuery out;
int len;
int sumlen = 0,
nnode = 0;
QTN2QTState state;
cntsize(in, &sumlen, &nnode);
if (TSQUERY_TOO_BIG(nnode, sumlen))
ereport(ERROR,
(errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
errmsg("tsquery is too large")));
len = COMPUTESIZE(nnode, sumlen);
out = (TSQuery) palloc0(len);
SET_VARSIZE(out, len);
out->size = nnode;
state.curitem = GETQUERY(out);
state.operand = state.curoperand = GETOPERAND(out);
fillQT(&state, in);
return out;
}
开发者ID:5A68656E67,项目名称:postgres,代码行数:27,代码来源:tsquery_util.c
示例14: hlfinditem
static void
hlfinditem(HLPRSTEXT * prs, QUERYTYPE * query, char *buf, int buflen)
{
int i;
ITEM *item = GETQUERY(query);
HLWORD *word;
while (prs->curwords + query->size >= prs->lenwords)
{
prs->lenwords *= 2;
prs->words = (HLWORD *) repalloc((void *) prs->words, prs->lenwords * sizeof(HLWORD));
}
word = &(prs->words[prs->curwords - 1]);
for (i = 0; i < query->size; i++)
{
if (item->type == VAL && item->length == buflen && strncmp(GETOPERAND(query) + item->distance, buf, buflen) == 0)
{
if (word->item)
{
memcpy(&(prs->words[prs->curwords]), word, sizeof(HLWORD));
prs->words[prs->curwords].item = item;
prs->words[prs->curwords].repeated = 1;
prs->curwords++;
}
else
word->item = item;
}
item++;
}
}
开发者ID:merlintang,项目名称:sgb,代码行数:31,代码来源:ts_cfg.c
示例15: tsquery_not
Datum
tsquery_not(PG_FUNCTION_ARGS)
{
TSQuery a = PG_GETARG_TSQUERY_COPY(0);
QTNode *res;
TSQuery query;
if (a->size == 0)
PG_RETURN_POINTER(a);
res = (QTNode *) palloc0(sizeof(QTNode));
res->flags |= QTN_NEEDFREE;
res->valnode = (QueryItem *) palloc0(sizeof(QueryItem));
res->valnode->type = QI_OPR;
res->valnode->qoperator.oper = OP_NOT;
res->child = (QTNode **) palloc0(sizeof(QTNode *));
res->child[0] = QT2QTN(GETQUERY(a), GETOPERAND(a));
res->nchild = 1;
query = QTN2QT(res);
QTNFree(res);
PG_FREE_IF_COPY(a, 0);
PG_RETURN_POINTER(query);
}
开发者ID:winlibs,项目名称:postgresql,代码行数:29,代码来源:tsquery_op.c
示例16: query_has_required_values
bool
query_has_required_values(QUERYTYPE *query)
{
if (query->size <= 0)
return false;
return contains_required_value(GETQUERY(query) + query->size - 1);
}
开发者ID:cbbrowne,项目名称:postgres,代码行数:7,代码来源:_int_bool.c
示例17: ts_match_vq
Datum
ts_match_vq(PG_FUNCTION_ARGS)
{
TSVector val = PG_GETARG_TSVECTOR(0);
TSQuery query = PG_GETARG_TSQUERY(1);
CHKVAL chkval;
bool result;
if (!val->size || !query->size)
{
PG_FREE_IF_COPY(val, 0);
PG_FREE_IF_COPY(query, 1);
PG_RETURN_BOOL(false);
}
chkval.arrb = ARRPTR(val);
chkval.arre = chkval.arrb + val->size;
chkval.values = STRPTR(val);
chkval.operand = GETOPERAND(query);
result = TS_execute(
GETQUERY(query),
&chkval,
true,
checkcondition_str
);
PG_FREE_IF_COPY(val, 0);
PG_FREE_IF_COPY(query, 1);
PG_RETURN_BOOL(result);
}
开发者ID:bocap,项目名称:postgres,代码行数:30,代码来源:tsvector_op.c
示例18: boolop
Datum
boolop(PG_FUNCTION_ARGS)
{
ArrayType *val = (ArrayType *) PG_DETOAST_DATUM_COPY(PG_GETARG_POINTER(0));
QUERYTYPE *query = (QUERYTYPE *) PG_DETOAST_DATUM(PG_GETARG_POINTER(1));
CHKVAL chkval;
bool result;
CHECKARRVALID(val);
if (ARRISVOID(val))
{
pfree(val);
PG_FREE_IF_COPY(query, 1);
PG_RETURN_BOOL(false);
}
PREPAREARR(val);
chkval.arrb = ARRPTR(val);
chkval.arre = chkval.arrb + ARRNELEMS(val);
result = execute(
GETQUERY(query) + query->size - 1,
&chkval, true,
checkcondition_arr
);
pfree(val);
PG_FREE_IF_COPY(query, 1);
PG_RETURN_BOOL(result);
}
开发者ID:markwkm,项目名称:postgres,代码行数:29,代码来源:_int_bool.c
示例19: calc_rank
static float
calc_rank(float *w, tsvector * t, QUERYTYPE * q, int4 method)
{
ITEM *item = GETQUERY(q);
float res = 0.0;
int len;
if (!t->size || !q->size)
return 0.0;
res = (item->type != VAL && item->val == (int4) '&') ?
calc_rank_and(w, t, q) : calc_rank_or(w, t, q);
if (res < 0)
res = 1e-20;
if ((method & RANK_NORM_LOGLENGTH) && t->size > 0)
res /= log((double) (cnt_length(t) + 1)) / log(2.0);
if (method & RANK_NORM_LENGTH)
{
len = cnt_length(t);
if (len > 0)
res /= (float) len;
}
if ((method & RANK_NORM_UNIQ) && t->size > 0)
res /= (float) (t->size);
if ((method & RANK_NORM_LOGUNIQ) && t->size > 0)
res /= log((double) (t->size + 1)) / log(2.0);
return res;
}
开发者ID:berkeley-cs186,项目名称:course-fa07,代码行数:34,代码来源:rank.c
示例20: exectsq
Datum
exectsq(PG_FUNCTION_ARGS)
{
tsvector *val = (tsvector *) DatumGetPointer(PG_DETOAST_DATUM(PG_GETARG_DATUM(0)));
QUERYTYPE *query = (QUERYTYPE *) DatumGetPointer(PG_DETOAST_DATUM(PG_GETARG_DATUM(1)));
CHKVAL chkval;
bool result;
SET_FUNCOID();
if (!val->size || !query->size)
{
PG_FREE_IF_COPY(val, 0);
PG_FREE_IF_COPY(query, 1);
PG_RETURN_BOOL(false);
}
chkval.arrb = ARRPTR(val);
chkval.arre = chkval.arrb + val->size;
chkval.values = STRPTR(val);
chkval.operand = GETOPERAND(query);
result = TS_execute(
GETQUERY(query),
&chkval,
true,
checkcondition_str
);
PG_FREE_IF_COPY(val, 0);
PG_FREE_IF_COPY(query, 1);
PG_RETURN_BOOL(result);
}
开发者ID:berkeley-cs186,项目名称:course-fa07,代码行数:31,代码来源:query.c
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