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Download & Run MongoDB

• Grab the latest stable release from the download page
• Unzip the archive to a folder called ${MONGO_HOME} on your disk
• Create a folder /data/db on the same drive/partition
• Go to ${MONGO_HOME}/bin
• Execute the binary mongod (or mongod.exe on Windows)

For a more detailed explanation, see the MongoDB installation guide.

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db.workitem.lock.drop();
db.createCollection("workitem.lock");
db.workitem.lock.ensureIndex( { ts: 1 }, { expireAfterSeconds: 30 } );
db.workitem.lock.ensureIndex( { aid: 1 }, {unique: false} );

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use test

db.foo.drop();
// in JSON all numbers are 32-bit floating point types (s. JSON spec) 
// and thus are mapped to the 64-bit floating point type in BSON
db.foo.insert( {a: 1} )

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• Start up a mongod server
• Run the mongo shell
• Paste the content of the following JS file into the shell and press enter to execute

Check if there are 7 documents inserted by checking the result of

db.pois.count()

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var DATA = "12345678";
var c = db.getCollection("volume");

function insert(n) {
	var s = data();
	for (i=0; i<n; i++) {
		if (i%200 == 0) {
			print(i);
		}
		var wr = c.insert({_id:i, s: s});