lightmigrate-mongodb

README

LightMigrate - MongoDB migration driver

This module is part of the LightMigrate library. It provides a migration driver for MongoDB.

Features

• Driver work with mongo through db.runCommands
• Migrations support json format. It contains array of commands for db.runCommand. Every command is executed in separate request to the database.
• All json keys have to be in quotes "
• Examples

Configuration Options

Configuration options can be passed to the constructor using the With<Config-Option> functions.

Config Value	Defaults	Description
MigrationsCollection	schema_migrations	Name of the migrations collection.
Transactions	false	If set to true wrap commands in transaction. Available only for replica set.
Locking	disabled / empty	The locking configuration, see Locking Config table below.
Logger	log.Default()	The logger instance that should be used.
VerboseLogging	false	If set to true, more log messages will be printed.

Locking Config Value	Defaults	Description
MigrationsCollection	migrate_advisory_lock	Name of the locking collection.
IndexName	lock_unique_key	Name of the unique index for the locking collection.
Enabled	false	A boolean flag to enable the database locking.