saracendb 0.8

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SaracenDB Documentation

Introduction

SaracenDB is a Python-based NoSQL database, offering a simple and flexible data storage solution. It uses BSON for data serialization and allows users to create, read, update, and delete data in an easy-to-use manner.

Class Initialization

db = SaracenDB(filename: str, collection: str='default')

• filename : Name of the file that will store the database.
• collection : Name of the collection to use initially. If not provided, the default collection name will be 'default'.

Methods

Add

Add a new entry to the current collection.

db.add(entry: dict) 

• entry : The data to be added to the collection, in dictionary form.

Find

Finds entries in the current collection that match a given key-value pair.

db.find(key: str, value: str)

• key : The key to look for in the entries.
• value : The value to look for in the entries.

Get

Get an entry by its ID in the current collection.

db.get(id: int)

• id : The ID of the entry.

Edit

Edit a key-value pair in an entry in the current collection.

db.edit(id: int, key: str, value)

• id : The ID of the entry.
• key : The key to edit.
• value : The new value.

rm_item

Delete an entry from the current collection using its ID.

db.rm_item(id: int)

• id : The ID of the entry.

rm_key

Delete a key from an entry in the current collection.

db.rm_key(key: str, id)

• key : The key to delete.
• id : The ID of the entry.

rm_coll

Delete a collection.

db.rm_coll(collection: str)

• collection : The name of the collection to delete.

rm_key_for_all

Delete a key from all entries in the current collection.

db.rm_key_for_all(key: str)

• key : The key to delete.

add_key_for_all

Add a key to all entries in the current collection.

db.add_key_for_all(key: str, value='')

• key : The key to add.
• value : The initial value of the new key.

add_coll

Create a new collection.

db.add_coll(collection: str)

• collection : The name of the new collection.

use_coll

Switch to another collection.

db.use_coll(collection: str)

• collection : The name of the collection to switch to.

push

Save changes to the database.

db.push()

compact

Remove deleted entries from the database file to reduce file size.

db.compact()

to_json

Write the current collection to a JSON file.

db.to_json(path: str)

• path : The path of the JSON file.

to_yaml

Write the current collection to a YAML file.

db.to_yaml(path: str)

• path : The path of the YAML file.

db_to_json

Write the entire database to a JSON file.

db.db_to_json(path: str)

• path : The path of the JSON file.

db_to_yaml

Write the entire database to a YAML file.

db.db_to_yaml(path: str)

• path : The path of the YAML file.

json_to_db

Create a new database from a JSON file.

db.json_to_db(path: str)

• path : The path of the JSON file.

yaml_to_db

Create a new database from a YAML file.

db.yaml_to_db(path: str)

• path : The path of the YAML file.

import_json_to_coll

Import a JSON file to the current collection.

db.import_json_to_coll(path: str)

• path : The path of the JSON file.

import_yaml_to_coll

Import a YAML file to the current collection.

db.import_yaml_to_coll(path: str)

• path : The path of the YAML file.

reindex

Reindex the current collection.

db.reindex()

coll_list

List all collections in the database.

db.coll_list()

get_coll

Return the current collection.

db.get_coll()

set_coll

Overwrite the current collection.

db.set_coll(coll: list)

• coll : The new collection data, in list form.

get_full_db

Return the full database.

db.get_full_db()