annotate Core/SQLite/Statement.h @ 811:78b9f64b6b7b

fix path
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 07 May 2014 16:58:22 +0200
parents 96a2d2da0fee
children 9b9026560a5f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
59
c996319e90bc renaming in Core
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 50
diff changeset
2 * Orthanc - A Lightweight, RESTful DICOM Store
689
2d0a347e8cfc switch to 2014
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 398
diff changeset
3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege,
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Belgium
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
5 *
17
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
6 * Copyright (c) 2012 The Chromium Authors. All rights reserved.
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
7 *
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
8 * Redistribution and use in source and binary forms, with or without
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
9 * modification, are permitted provided that the following conditions are
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
10 * met:
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 *
17
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
12 * * Redistributions of source code must retain the above copyright
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
13 * notice, this list of conditions and the following disclaimer.
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
14 * * Redistributions in binary form must reproduce the above
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
15 * copyright notice, this list of conditions and the following disclaimer
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
16 * in the documentation and/or other materials provided with the
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
17 * distribution.
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
18 * * Neither the name of Google Inc., the name of the CHU of Liege,
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
19 * nor the names of its contributors may be used to endorse or promote
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
20 * products derived from this software without specific prior written
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
21 * permission.
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
22 *
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
26 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
27 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
28 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
29 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
db4d996ea264 licensing of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 0
diff changeset
33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34 **/
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37 #pragma once
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38
59
c996319e90bc renaming in Core
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 50
diff changeset
39 #include "../OrthancException.h"
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 #include "StatementId.h"
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41 #include "StatementReference.h"
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
43 #include <vector>
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
44 #include <stdint.h>
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
45 #include <boost/noncopyable.hpp>
265
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 138
diff changeset
46
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 138
diff changeset
47 #if ORTHANC_BUILD_UNIT_TESTS == 1
138
f333c0398f6e some hiding
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 137
diff changeset
48 #include <gtest/gtest_prod.h>
265
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 138
diff changeset
49 #endif
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
50
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
51 struct sqlite3_stmt;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
53
59
c996319e90bc renaming in Core
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 50
diff changeset
54 namespace Orthanc
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
55 {
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
56 namespace SQLite
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
57 {
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
58 class Connection;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
59
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60 // Possible return values from ColumnType in a statement. These
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
61 // should match the values in sqlite3.h.
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
62 enum ColumnType
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
63 {
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
64 COLUMN_TYPE_INTEGER = 1,
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
65 COLUMN_TYPE_FLOAT = 2,
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
66 COLUMN_TYPE_TEXT = 3,
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
67 COLUMN_TYPE_BLOB = 4,
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
68 COLUMN_TYPE_NULL = 5
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
69 };
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
70
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
71 class Statement : public boost::noncopyable
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
72 {
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
73 friend class Connection;
265
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 138
diff changeset
74
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 138
diff changeset
75 #if ORTHANC_BUILD_UNIT_TESTS == 1
138
f333c0398f6e some hiding
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 137
diff changeset
76 FRIEND_TEST(SQLStatementTest, Run);
f333c0398f6e some hiding
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 137
diff changeset
77 FRIEND_TEST(SQLStatementTest, Reset);
265
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 138
diff changeset
78 #endif
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
79
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
80 private:
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
81 StatementReference reference_;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
82
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
83 int CheckError(int err) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
84
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
85 void CheckOk(int err) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
86
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
87 struct sqlite3_stmt* GetStatement() const
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
88 {
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
89 return reference_.GetWrappedObject();
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
90 }
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
91
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
92 public:
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
93 Statement(Connection& database,
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
94 const std::string& sql);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
95
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
96 Statement(Connection& database,
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
97 const StatementId& id,
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
98 const std::string& sql);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
99
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
100 Statement(Connection& database,
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
101 const char* sql);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
102
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
103 Statement(Connection& database,
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
104 const StatementId& id,
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
105 const char* sql);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
106
137
0e97abc7b950 fix of a bug in older versions of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 80
diff changeset
107 ~Statement()
0e97abc7b950 fix of a bug in older versions of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 80
diff changeset
108 {
0e97abc7b950 fix of a bug in older versions of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 80
diff changeset
109 Reset();
0e97abc7b950 fix of a bug in older versions of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 80
diff changeset
110 }
0e97abc7b950 fix of a bug in older versions of sqlite
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 80
diff changeset
111
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
112 bool Run();
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
113
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
114 bool Step();
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
115
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
116 // Diagnostics --------------------------------------------------------------
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
117
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
118 std::string GetOriginalSQLStatement();
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
119
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
120
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
121 // Binding -------------------------------------------------------------------
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
122
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
123 // These all take a 0-based argument index
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
124 void BindNull(int col);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
125 void BindBool(int col, bool val);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
126 void BindInt(int col, int val);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
127 void BindInt64(int col, int64_t val);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
128 void BindDouble(int col, double val);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
129 void BindCString(int col, const char* val);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
130 void BindString(int col, const std::string& val);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
131 //void BindString16(int col, const string16& value);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
132 void BindBlob(int col, const void* value, int value_len);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
133
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
134
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
135 // Retrieving ----------------------------------------------------------------
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
136
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
137 // Returns the number of output columns in the result.
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
138 int ColumnCount() const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
139
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
140 // Returns the type associated with the given column.
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
141 //
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
142 // Watch out: the type may be undefined if you've done something to cause a
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
143 // "type conversion." This means requesting the value of a column of a type
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
144 // where that type is not the native type. For safety, call ColumnType only
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
145 // on a column before getting the value out in any way.
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
146 ColumnType GetColumnType(int col) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
147 ColumnType GetDeclaredColumnType(int col) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
148
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
149 // These all take a 0-based argument index.
80
6212bf978584 status of series
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 59
diff changeset
150 bool ColumnIsNull(int col) const ;
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
151 bool ColumnBool(int col) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
152 int ColumnInt(int col) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
153 int64_t ColumnInt64(int col) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
154 double ColumnDouble(int col) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
155 std::string ColumnString(int col) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
156 //string16 ColumnString16(int col) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
157
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
158 // When reading a blob, you can get a raw pointer to the underlying data,
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
159 // along with the length, or you can just ask us to copy the blob into a
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
160 // vector. Danger! ColumnBlob may return NULL if there is no data!
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
161 int ColumnByteLength(int col) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
162 const void* ColumnBlob(int col) const;
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
163 bool ColumnBlobAsString(int col, std::string* blob);
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
164 //bool ColumnBlobAsString16(int col, string16* val) const;
724
96a2d2da0fee more sqlite tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 689
diff changeset
165 //bool ColumnBlobAsVector(int col, std::vector<char>* val) const;
96a2d2da0fee more sqlite tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 689
diff changeset
166 //bool ColumnBlobAsVector(int col, std::vector<unsigned char>* val) const;
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
167
724
96a2d2da0fee more sqlite tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 689
diff changeset
168 // Resets the statement to its initial condition. This includes any current
96a2d2da0fee more sqlite tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 689
diff changeset
169 // result row, and also the bound variables if the |clear_bound_vars| is true.
96a2d2da0fee more sqlite tests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 689
diff changeset
170 void Reset(bool clear_bound_vars = true);
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
171 };
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
172 }
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
173 }