1 | /* -*- c-basic-offset: 2 -*- */ |
2 | /* |
3 | Copyright(C) 2015-2016 Brazil |
4 | |
5 | This library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License version 2.1 as published by the Free Software Foundation. |
8 | |
9 | This library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with this library; if not, write to the Free Software |
16 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
17 | */ |
18 | |
19 | #pragma once |
20 | |
21 | #include "grn.h" |
22 | |
23 | #ifdef __cplusplus |
24 | extern "C" { |
25 | #endif |
26 | |
27 | /* |
28 | * grn_ts_select() finds records passing through a filter and writes the values |
29 | * of output columns (the evaluation results of output expressions) into the |
30 | * output buffer (`ctx->impl->outbuf`). |
31 | * |
32 | * Note that the first `offset` records will be discarded and at most `limit` |
33 | * records will be output. |
34 | * |
35 | * On success, grn_ts_select() returns GRN_SUCCESS. |
36 | * On failure, grn_ts_select() returns an error code and set the details into |
37 | * `ctx`. |
38 | */ |
39 | grn_rc grn_ts_select(grn_ctx *ctx, grn_obj *table, |
40 | const char *filter_ptr, size_t filter_len, |
41 | const char *scorer_ptr, size_t scorer_len, |
42 | const char *sortby_ptr, size_t sortby_len, |
43 | const char *output_columns_ptr, size_t output_columns_len, |
44 | size_t offset, size_t limit); |
45 | |
46 | #ifdef __cplusplus |
47 | } |
48 | #endif |
49 | |