nekomaru76 / gaia.db-lite

Gaia.DB-Lite

A lite version of Gaia.DB.

Examples

Singlethreaded

const { Database } = require(`gaia.db-lite`);
const db = new Database;

(async () => {
    await db.setup();
    db.set(0, "hi");
    console.log(db.data, db.get("hi"));
    await db.save();
})();

Multithreaded

index.js

const { Master } = require(`${__dirname}/../src/index.js`);
const master = new Master;

setImmediate(async () => {
    await master.setup();
    await master.fork(`${__dirname}/child.js`);
});

child.js

console.log(`[${process.pid}] Here!`);
setImmediate(async () => {
    await $set(true, process.pid.toString());
    console.log(`[${process.pid}] ${await $get(process.pid.toString())}`);
    await $save();
});

Methods

Singlethreaded

new Database(folderPath?: String = "./database")

• folderPath Database's folder path. Create new database instance.

Database#save(maxSizePerFile?: Number = 1024) -> Promise<Database#read()>

• maxSizePerFile Max buffer size per db file in bytes. Save the database.
  Note: Stored in multiple files.

Database#read() -> Promise<this>

Read the database files and refresh cache (database object).

Database#setup() -> Promise<this>

Create the database folder if it's not exist and do other stuffs.

Database#set(value: Any, path?: String) -> this

Change path's value of database object. If path is a falsy value, it will change the database object and the value must be an object.

Database#get(path?) -> Any

Get path's value of database object. If path is a falsy value, it will returns the database object.

Database#delete(path?) -> Any

Unset path's value of database object. If path is a falsy value, it will set database object's value to a blank object.

Database#data

Database object.

Database#folderPath

Database's folder path.

Multithreaded

new Master(folderPath?: String = "./database", childFilePath?: String)

• folderPath Database's folder path.
• childFilePath Default child's file path for Master#spawn. Master class have same properties and methods with Database and EventEmitter.

Master#fork(childFilePath?: String) -> Promise<ChildProcess>

Fork a file to create new child.

Child

global.$set(value: Any, path?: String) -> Promise<this>

A copy of Database#set.

global.$get(value: Any) -> Promise<Any>

A copy of Database#get.

global.$delete(path?: String) -> Promise<this>

A copy of Database#delete.

global.$save(maxSizePerFile?: Number = 1024) -> Promise<this>

A copy of Database#save.

global.$folderPath

Database's folder path.

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Developer

Discord: Ganora Mirush#9524
NPM: nekomaru76
GitHub: NekoMaru76