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
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
/* Copyright (C) 2003 MySQL AB
This program 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; version 2 of the License.
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 Street, Fifth Floor, Boston, MA 02110-1301, USA */
#include <NdbOut.hpp>
#include <sqlcli.h>
#include <stdio.h>
using namespace std;
#define NAME_LEN 50
#define PHONE_LEN 10
#define SALES_PERSON_LEN 10
#define STATUS_LEN 6
#define ROWS 100
#define DESC_LEN 50
// Template for a row
typedef struct {
SQLINTEGER sPartID;
SQLINTEGER cbPartID;
SQLUCHAR szDescription[DESC_LENGTH];
SQLINTEGER cbDescription;
REAL sPrice;
SQLINTEGER cbPrice;
} PartsSource;
PartsSource rget[ROWS]; // rowset buffer
SQLUSMALLINT sts_ptr[ROWS]; // status pointer
SQLHSTMT hstmt0, hstmt1;
SQLHDESC hArd0, hIrd0, hApd1, hIpd1;
SQLHSTMT hstmt;
SQLHDESC hdesc;
SQLSMALLINT RecNumber;
SQLCHAR szSalesPerson[SALES_PERSON_LEN];
SQLCHAR Sqlstate[5], Msg[SQL_MAXIMUM_MESSAGE_LENGTH];
SQLINTEGER NativeError;
SQLRETURN retcode, SQLSTATEs;
SQLINTEGER ValuePtr1;
SQLCHAR ValuePtr2;
SQLSMALLINT ValuePtr3;
SQLINTEGER StringLengthPtr;
SQLSMALLINT i, MsgLen;
void DisplayError(SQLSMALLINT HandleType, SQLHDESC InputHandle);
int SQLCopyDescTest ()
{
// We can create the table and insert rows in NDB by program TestDirectSQL.
// In this test program(SQLGetCopyRecTest),we only have three rows in table ORDERS
// ARD and IRD of hstmt0
SQLGetStmtAttr(hstmt0, SQL_ATTR_APP_ROW_DESC, &hArd0, 0, NULL);
SQLGetStmtAttr(hstmt0, SQL_ATTR_IMP_ROW_DESC, &hIrd0, 0, NULL);
// APD and IPD of hstmt1
SQLGetStmtAttr(hstmt1, SQL_ATTR_APP_PARAM_DESC, &hApd1, 0, NULL);
SQLGetStmtAttr(hstmt1, SQL_ATTR_IMP_PARAM_DESC, &hIpd1, 0, NULL);
// Use row-wise binding on hstmt0 to fetch rows
SQLSetStmtAttr(hstmt0, SQL_ATTR_ROW_BIND_TYPE, (SQLPOINTER) sizeof(PartsSource), 0);
// Set rowset size for hstmt0
SQLSetStmtAttr(hstmt0, SQL_ATTR_ROW_ARRAY_SIZE, (SQLPOINTER) ROWS, 0);
// Execute a select statement
SQLExecDirect(hstmt0, "SELECT PARTID, DESCRIPTION, PRICE FROM PARTS ORDER BY 3, 1, 2"",
SQL_NTS);
// Bind
SQLBindCol(hstmt0, 1, SQL_C_SLONG, rget[0].sPartID, 0,
&rget[0].cbPartID);
SQLBindCol(hstmt0, 2, SQL_C_CHAR, &rget[0].szDescription, DESC_LEN,
&rget[0].cbDescription);
SQLBindCol(hstmt0, 3, SQL_C_FLOAT, rget[0].sPrice,
0, &rget[0].cbPrice);
// Perform parameter bindings on hstmt1.
/* If SourceDeschandle does not identify an allocated CLI descriptor area */
retcode1 = SQLCopyDesc(hArd0, hApd1);
retcode2 = SQLCopyDesc(hIrd0, hIpd1);
if (retcode == SQL_ERROR || retcode == SQL_SUCCESS_WITH_INFO)
DisplayError(SQL_HANDLE_DESC, hdesc);
/* If TargetDeschandle does not identify an allocated CLI descriptor area */
retcode = SQLCopyDesc(hdesc, );
if (retcode == SQL_ERROR || retcode == SQL_SUCCESS_WITH_INFO)
DisplayError(SQL_HANDLE_DESC, hdesc);
return 0;
}
void DisplayError(SQLSMALLINT HandleType, SQLHDESC InputHandle)
{
i = 1;
while ((SQLSTATEs = SQLGetDiagRec(HandleType, InputHandle, i,
Sqlstate, &NativeError, Msg, sizeof(Msg),
&MsgLen)) != SQL_NO_DATA) {
ndbout << "the HandleType is:" << HandleType << endl;
ndbout << "the InputHandle is :" << InputHandle << endl;
ndbout << "the output state is:" << (char *)Sqlstate << endl;
i ++;
}
}
|
