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
|
/* File: columninfo.h
*
* Description: See "columninfo.c"
*
* Comments: See "readme.txt" for copyright and license information.
*
*/
#ifndef __COLUMNINFO_H__
#define __COLUMNINFO_H__
#include "psqlodbc.h"
struct ColumnInfoClass_
{
UInt4 refcount; /* reference count. A ColumnInfo can be shared by
* several qresults. */
Int2 num_fields;
struct srvr_info
{
char *name; /* field name */
OID adtid; /* type oid */
Int2 adtsize; /* type size */
Int4 display_size; /* the display size (longest row) */
Int4 atttypmod; /* the length of bpchar/varchar */
OID relid; /* the relation id */
Int2 attid; /* the attribute number */
} *coli_array;
};
#define CI_get_num_fields(self) (self->num_fields)
#define CI_get_oid(self, col) (self->coli_array[col].adtid)
#define CI_get_fieldname(self, col) (self->coli_array[col].name)
#define CI_get_fieldsize(self, col) (self->coli_array[col].adtsize)
#define CI_get_display_size(self, col) (self->coli_array[col].display_size)
#define CI_get_atttypmod(self, col) (self->coli_array[col].atttypmod)
#define CI_get_relid(self, col) (self->coli_array[col].relid)
#define CI_get_attid(self, col) (self->coli_array[col].attid)
ColumnInfoClass *CI_Constructor(void);
void CI_Destructor(ColumnInfoClass *self);
void CI_free_memory(ColumnInfoClass *self);
char CI_read_fields(ColumnInfoClass *self, ConnectionClass *conn);
/* functions for setting up the fields from within the program, */
/* without reading from a socket */
void CI_set_num_fields(ColumnInfoClass *self, int new_num_fields, BOOL);
void CI_set_field_info(ColumnInfoClass *self, int field_num, char *new_name,
OID new_adtid, Int2 new_adtsize, Int4 atttypmod,
OID new_relid, OID new_attid);
#endif
|
