dynam

DynamoDB Wrapper

Install

yarn add dynam

Or with NPM

npm i -S dynam

Initialize

constdynam=require('dynam');// Read credentials from ~/.aws/credentials or envirnmentconstdb=newdynam();// Change profileconstdb=newdynam({profile: 'connor'});// Change regionconstdb=newdynam({region: 'us-west-2'});// Manually inputconstdb=newdynam({accessKeyId: '...',secretAccessKey: '...',region: 'us-west-2',});

Query

dynam.query(TableName, Params) => Promise

db.query('logs',{id: 'B1x6Omk23z'}).then(function(results){console.log(results);});

Outputs:

[{id: 'B1x6Omk23z',time: 1524524731,
...
}]

Scan

dynam.scan(TableName, Params) => Promise

db.query('logs',{type: 'event'}).then(function(results){console.log(results);});

Outputs:

[{id: 'B1x6Omk23z',time: 1524524731,type: 'event'},{id: 'ByLv7y22G',time: 1524524882,type: 'event'}]

Conditions

Both query and scans accept conditions other than equals to.

Symbol	Condition
=	Equal To
>	Greater Than
>=	Greater Than / Equal To
<	Less Than
=<	Less Than / Equal To
bw	Begins With (Strings)

Example:

db.scan('logs',{time'>'+Date.now()+(1000*60)// Past minute});