-
Notifications
You must be signed in to change notification settings - Fork 0
/
raw1.js
79 lines (72 loc) · 2.23 KB
/
raw1.js
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
/* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. */
/******************************************************************************
*
* You may not use the identified files except in compliance with the Apache
* License, Version 2.0 (the "License.")
*
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
* See the License for the specific language governing permissions and
* limitations under the License.
*
* NAME
* raw1.js
*
* DESCRIPTION
* Shows using a Buffer to insert and select a RAW.
* Use demo.sql to create the dependencies or do:
*
* DROP TABLE myraw;
* CREATE TABLE myraw (r RAW(64));
*
*****************************************************************************/
var async = require('async');
var oracledb = require('oracledb');
var dbConfig = require('./dbconfig.js');
var buf = new Buffer([0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x2c, 0x20, 0x4f, 0x72, 0x61, 0x63, 0x6c, 0x65, 0x21], 'hex');
var insertRaw = function (conn, cb) {
conn.execute(
"INSERT INTO myraw VALUES (:r)",
{ r : { val: buf, type: oracledb.BUFFER, dir:oracledb.BIND_IN }},
function(err, result) {
if (err) {
return cb(err, conn);
} else {
console.log(result.rowsAffected + " row(s) inserted.");
return cb(null, conn);
}
});
};
var queryRaw = function (conn, cb) {
conn.execute(
"SELECT r FROM myraw",
function (err, result) {
if (err) {
return cb(err, conn);
} else {
var buf = result.rows[0];
console.log("Buffer queried:");
console.log(buf);
console.log(buf.toString('utf8'));
return cb(null, conn);
}
});
};
// Insert and query the RAW data
async.waterfall(
[
function(cb) {
oracledb.getConnection(dbConfig, cb);
},
insertRaw,
queryRaw
],
function (err, conn) {
if (err) { console.error("In waterfall error cb: ==>", err, "<=="); }
conn.release(function (err) { if (err) console.error(err.message); });
});