sqlite-to-mongo
v0.0.4
Published
This is a utility package for mapping a sqlite db into a local/remote mongodb
Downloads
7
Maintainers
Readme
sqlite-to-mongo
This is a node package that will help you move your data from sqlite to MongoDB
Basic Usage
const SqliteToMongo = require('sqlite-to-mongo');
var importer = new SqliteToMongo('db.sqlite', 'mongodb://localhost/dbname');
importer.importCollection('users', {
tableName : "USERS_TABLE",
columns: {
ID: '_id',
USERNAME: 'username',
EMAIL : 'profile.email'
}
});
Import from a given query
importer.importCollection('books', {
query: 'select a.author_name author, b.id id, b.bookname book ' +
'from authors_table a left ' +
'outer join books_table b ' +
'on b.author_id = a.id ',
columns: {
id: '_id',
book: 'name',
author : 'author'
}
});
Import with preset values
importer.importCollection('books', {
query: 'select a.author_name author, b.id id, b.bookname book ' +
'from authors_table a left ' +
'outer join books_table b ' +
'on b.author_id = a.id',
columns: {
id: '_id',
book: 'name',
author : 'author'
},
presets: {
publisher: 'Barnes and Noble'
}
});
Import and update based on values from the query
importer.importCollection('books', {
query: 'select a.author_name author, b.id id, b.bookname book, b.price price' +
'from authors_table a left ' +
'outer join books_table b ' +
'on b.author_id = a.id',
columns: {
id: '_id',
book: 'name',
author : 'author',
price: 'price'
},
selector: {
'_id': 'id'
}
});
Custom Callback
importer.importCollection('users', {
tableName : "USERS_TABLE",
columns: {
ID: '_id',
USERNAME: 'username',
EMAIL : 'profile.email'
}
},
/**
* Called after operation has finished.
*
* @param err Can be empty.
* @param num Number of total operations.
*/
function (err, num) {
if (err) throw new Error(err);
console.log('Number of operations:', num);
}
);