47 |
PG_FUNCTION_INFO_V1(pgest_attr); |
PG_FUNCTION_INFO_V1(pgest_attr); |
48 |
Datum pgest_attr(PG_FUNCTION_ARGS) |
Datum pgest_attr(PG_FUNCTION_ARGS) |
49 |
{ |
{ |
50 |
ArrayType *attr_arr = PG_GETARG_ARRAYTYPE_P(5); |
ArrayType *attr_arr = PG_GETARG_ARRAYTYPE_P(6); |
51 |
Oid attr_element_type = ARR_ELEMTYPE(attr_arr); |
Oid attr_element_type = ARR_ELEMTYPE(attr_arr); |
52 |
int attr_ndims = ARR_NDIM(attr_arr); |
int attr_ndims = ARR_NDIM(attr_arr); |
53 |
int *attr_dim_counts = ARR_DIMS(attr_arr); |
int *attr_dim_counts = ARR_DIMS(attr_arr); |
81 |
char *index_path; |
char *index_path; |
82 |
char *query; |
char *query; |
83 |
char *attr; |
char *attr; |
84 |
|
char *order; |
85 |
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86 |
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87 |
/* only allow 1D input array */ |
/* only allow 1D input array */ |
144 |
index_path = _textout(PG_GETARG_TEXT_P(0)); |
index_path = _textout(PG_GETARG_TEXT_P(0)); |
145 |
|
|
146 |
/* query string */ |
/* query string */ |
147 |
if (PG_ARGISNULL(0)) { |
if (PG_ARGISNULL(1)) { |
148 |
query = ""; |
query = ""; |
149 |
} else { |
} else { |
150 |
query = _textout(PG_GETARG_TEXT_P(1)); |
query = _textout(PG_GETARG_TEXT_P(1)); |
156 |
} else { |
} else { |
157 |
attr = _textout(PG_GETARG_TEXT_P(2)); |
attr = _textout(PG_GETARG_TEXT_P(2)); |
158 |
} |
} |
159 |
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|
160 |
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/* sort order */ |
161 |
|
if (PG_ARGISNULL(3)) { |
162 |
|
order = ""; |
163 |
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} else { |
164 |
|
order = _textout(PG_GETARG_TEXT_P(3)); |
165 |
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} |
166 |
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167 |
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168 |
/* limit */ |
/* limit */ |
169 |
if (PG_ARGISNULL(3)) { |
if (PG_ARGISNULL(4)) { |
170 |
limit = 0; |
limit = 0; |
171 |
} else { |
} else { |
172 |
limit = PG_GETARG_INT32(3); |
limit = PG_GETARG_INT32(4); |
173 |
} |
} |
174 |
|
|
175 |
/* offset */ |
/* offset */ |
176 |
if (PG_ARGISNULL(4)) { |
if (PG_ARGISNULL(5)) { |
177 |
offset = 0; |
offset = 0; |
178 |
} else { |
} else { |
179 |
offset = PG_GETARG_INT32(4); |
offset = PG_GETARG_INT32(5); |
180 |
} |
} |
181 |
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182 |
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|
207 |
est_cond_add_attr(cond, attr); |
est_cond_add_attr(cond, attr); |
208 |
} |
} |
209 |
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|
210 |
|
/* set the search phrase to the search condition object */ |
211 |
|
if (! PG_ARGISNULL(3) && strlen(order) > 0) { |
212 |
|
elog(DEBUG1,"est_cond_set_order(%s)", order); |
213 |
|
est_cond_set_order(cond, order); |
214 |
|
} |
215 |
|
|
216 |
/* get the result of search */ |
/* get the result of search */ |
217 |
est_result = est_db_search(db, cond, &resnum, NULL); |
est_result = est_db_search(db, cond, &resnum, NULL); |
218 |
|
|
223 |
|
|
224 |
/* total number of tuples to be returned */ |
/* total number of tuples to be returned */ |
225 |
if (limit && limit < resnum) { |
if (limit && limit < resnum) { |
226 |
nrows = limit - offset; |
nrows = limit; |
227 |
} else { |
} else { |
228 |
nrows = resnum - offset; |
nrows = resnum - offset; |
229 |
} |
} |
289 |
rsinfo->setDesc = tupdesc; |
rsinfo->setDesc = tupdesc; |
290 |
MemoryContextSwitchTo(oldcontext); |
MemoryContextSwitchTo(oldcontext); |
291 |
|
|
292 |
|
est_cond_delete(cond); |
293 |
|
|
294 |
if(!est_db_close(db, &ecode)){ |
if(!est_db_close(db, &ecode)){ |
295 |
ereport(ERROR, (errcode(ERRCODE_IO_ERROR), |
ereport(ERROR, (errcode(ERRCODE_IO_ERROR), |
296 |
errmsg("est_db_close: %d", ecode), |
errmsg("est_db_close: %d", ecode), |