cottontaildb-client 0.0.5

A Cottontail DB gRPC client.

Cottontail DB gRPC Python Client

A Cottontail DB gRPC client for Python. Built with Cottontail DB Proto version 0.13.0. Comes with an interactive CLI for remote DB access.

Installation

Clone and install locally, or with pip install cottontaildb-client.

Usage

Running the interactive CLI is as easy as cottontaildb-client [--port PORT] host.

Example usage in scripts:

from cottontaildb_client import CottontailDBClient, Type, Literal, Null, column_def

with CottontailDBClient('localhost', 1865) as client:
    # Create schema
    client.create_schema('example_schema')
    # Define entity columns
    columns = [
        column_def('id', Type.STRING, nullable=False),
        column_def('value', Type.INTEGER, nullable=True)
    ]
    # Create entity
    client.create_entity('example_schema', 'example_entity', columns)
    # Insert entry
    entry = {'id': Literal(stringData='test_1'), 'value': Literal(intData=1)}
    client.insert('example_schema', 'example_entity', entry)
    # Insert batch
    columns = ['id', 'value']
    values = [
        [Literal(stringData='test_10'), Literal(intData=10)],
        [Literal(stringData='test_20'), Literal(intData=20)],
        [Literal(stringData='test_null'), Literal(nullData=Null())]
    ]
    client.insert_batch('example_schema', 'example_entity', columns, values)