candidate-keys
v1.0.1
Published
Finds the candidate keys from a list of functionnal dependencies.
Downloads
7
Maintainers
Readme
find-candidate-keys
Finds the candidate keys from a list of functionnal dependencies
Usage
// R = (E, G, K, L)
var rel = ["E","G","K","L"];
// F = (E ⭢ G, EK ⭢ L)
var fundeps = [
[["E"], "G"], // E ⭢ G
[["E", "K"], "L"] // EK ⭢ L
];
candidate_keys(rel, fundeps);
/* Returns the list of all candidate keys (in this case, there is only EK)
[
["E", "K"]
]
*/
npm module
Install
npm install candidate-keys
Usage
var find_candidate_keys = require("candidate-keys").candidate_keys;