1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
/*
* cevecins.c
*
* $Id$
*
* This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
* project.
*
* Copyright (C) 1998-2018 OpenLink Software
*
* This project is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; only version 2 of the License, dated June 1991.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
db_buf_t
INS_NAME (ce_ins_ctx_t * ceic, ce_ins_ctx_t ** col_ceic, db_buf_t ce, int space_after, int *split_at)
{
it_cursor_t *itc = ceic->ceic_itc;
db_buf_t ce_first;
int inx;
int n_values, n_bytes, ins_offset = 0;
dtp_t val_dtp;
int64 value;
CE_INTVEC_LENGTH (ce, ce_first, n_bytes, n_values, ELT_T);
if (ceic->ceic_n_for_ce > n_values && ceic->ceic_n_for_ce > 5)
return CE_INSERT_GEN;
if ((n_values + ceic->ceic_n_for_ce) * sizeof (ELT_T) > 2030)
{
*split_at = 1015 / sizeof (ELT_T);
return NULL;
}
ce = ce_extend (ceic, col_ceic, ce, &ce_first, n_bytes + ceic->ceic_n_for_ce * sizeof (ELT_T), n_values + ceic->ceic_n_for_ce,
&space_after);
for (inx = 0; inx < ceic->ceic_n_for_ce; inx++)
{
int row_in_ce = itc->itc_ranges[itc->itc_ce_first_range + inx].r_first + ins_offset - itc->itc_row_of_ce;
value = ceic_int_value (ceic, inx + itc->itc_ce_first_set, &val_dtp);
memmove_16 (ce_first + (1 + row_in_ce) * sizeof (ELT_T), ce_first + row_in_ce * sizeof (ELT_T),
(ins_offset + n_values - row_in_ce) * sizeof (ELT_T));
SET_NA (ce_first + row_in_ce * sizeof (ELT_T), value);
ins_offset++;
}
return ce;
}
|
