129 lines
4.2 KiB
JavaScript
129 lines
4.2 KiB
JavaScript
/* Copyright (c) 2018, 2023, Oracle and/or its affiliates. */
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/******************************************************************************
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*
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* This software is dual-licensed to you under the Universal Permissive License
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* (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl and Apache License
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* 2.0 as shown at http://www.apache.org/licenses/LICENSE-2.0. You may choose
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* either license.
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*
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* If you elect to accept the software under the Apache License, Version 2.0,
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* the following applies:
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* NAME
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* em_batcherrors.js
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*
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* DESCRIPTION
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* Array DML example showing batchErrors behavior.
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*
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* Note: Despite the autoCommit flag, no commit occurs because of data
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* errors. However valid rows are part of a transaction that can be committed
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* if desired.
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*
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*****************************************************************************/
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'use strict';
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Error.stackTraceLimit = 50;
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const oracledb = require('oracledb');
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const dbConfig = require('./dbconfig.js');
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const demoSetup = require('./demosetup.js');
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// This example runs in both node-oracledb Thin and Thick modes.
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//
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// Optionally run in node-oracledb Thick mode
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if (process.env.NODE_ORACLEDB_DRIVER_MODE === 'thick') {
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// Thick mode requires Oracle Client or Oracle Instant Client libraries.
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// On Windows and macOS Intel you can specify the directory containing the
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// libraries at runtime or before Node.js starts. On other platforms (where
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// Oracle libraries are available) the system library search path must always
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// include the Oracle library path before Node.js starts. If the search path
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// is not correct, you will get a DPI-1047 error. See the node-oracledb
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// installation documentation.
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let clientOpts = {};
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// On Windows and macOS Intel platforms, set the environment
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// variable NODE_ORACLEDB_CLIENT_LIB_DIR to the Oracle Client library path
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if (process.platform === 'win32' || (process.platform === 'darwin' && process.arch === 'x64')) {
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clientOpts = { libDir: process.env.NODE_ORACLEDB_CLIENT_LIB_DIR };
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}
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oracledb.initOracleClient(clientOpts); // enable node-oracledb Thick mode
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}
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console.log(oracledb.thin ? 'Running in thin mode' : 'Running in thick mode');
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const sql = "INSERT INTO no_em_childtab VALUES (:1, :2, :3)";
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const binds = [
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[1016, 10, "Child 2 of Parent A"],
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[1017, 10, "Child 3 of Parent A"],
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[1018, 20, "Child 4 of Parent B"],
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[1018, 20, "Duplicate Child"], // duplicate key
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[1019, 30, "Child 3 of Parent C"],
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[1020, 40, "Child 4 of Parent D"],
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[1021, 75, "Invalid Parent"], // parent does not exist
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[1022, 40, "Child 6 of Parent D"]
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];
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const options = {
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autoCommit: true,
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batchErrors: true,
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dmlRowCounts: true,
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bindDefs: [
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{ type: oracledb.NUMBER },
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{ type: oracledb.NUMBER },
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{ type: oracledb.STRING, maxSize: 20 }
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]
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};
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async function run() {
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let connection;
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try {
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connection = await oracledb.getConnection(dbConfig);
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await demoSetup.setupEm(connection); // create the demo table
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// Insert data
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let result = await connection.executeMany(sql, binds, options);
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console.log("Result is:", result);
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// Show the invalid data that couldn't be inserted
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console.log('Bad rows were:');
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for (let i = 0; i < result.batchErrors.length; i++) {
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console.log(binds[result.batchErrors[i].offset]);
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}
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// Show the rows that were successfully inserted
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console.log('Table contains:');
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result = await connection.execute(`select * from no_em_childtab order by childid`);
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console.log(result.rows);
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} catch (err) {
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console.error(err);
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} finally {
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if (connection) {
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try {
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await connection.close();
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} catch (err) {
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console.error(err);
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}
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}
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}
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}
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run();
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