README.md

Usage

This tool can be used as a package or cli tool. It serves as a data loader to support ELT pipelines or any kind of process that requires a heavy data load.

CLI

This package allows the user to load data from one or multiple json files into a mongodb database.

Ping database

The ping command does a ping in database and returns a connection check.

mongoloader ping --conn-uri "$MONGO_CONN_URI"

Check if a collection exists

The collxst command does a ping in database and returns a connection check.

mongoloader collxst \
	--conn-uri "$MONGO_CONN_URI" \
	--db-name "$MONGO_DBNAME" \
	--collection "$MONGO_COLLECTION" \
	--app-name "$APPNAME"

Loads in batches - Read and streams file content into a pool of workers (async)

The load-batch command iterates over a directory and read/marshal files into documents and insert them into a mongodb database.

mongoloader load-batch \
		--conn-uri "$MONGO_CONN_URI" \
		--db-name "$MONGO_DBNAME" \
		--collection "$MONGO_COLLECTION" \
		--app-name "$APPNAME" \
		--search-path "./data" \
		--file-prefix "some_prefix" \
		--num-concurrent-files 10

Extract data

The load command load a file or set of files into an slice of documents and inserts it into mongodb database.

mongoloader load \
	--conn-uri "$MONGO_CONN_URI" \
	--db-name "$MONGO_DBNAME" \
	--collection "$MONGO_COLLECTION" \
	--app-name "$APPNAME" \