Kinetica
此笔记本介绍了如何从 Kinetica 加载文档
%pip install gpudb==7.2.0.9
from langchain_community.document_loaders.kinetica_loader import KineticaLoader
API 参考：KineticaLoader
## Loading Environment Variables
import os
from dotenv import load_dotenv
from langchain_community.vectorstores import (
KineticaSettings,
)
load_dotenv()
API 参考：KineticaSettings
# Kinetica needs the connection to the database.
# This is how to set it up.
HOST = os.getenv("KINETICA_HOST", "http://127.0.0.1:9191")
USERNAME = os.getenv("KINETICA_USERNAME", "")
PASSWORD = os.getenv("KINETICA_PASSWORD", "")
def create_config() -> KineticaSettings:
return KineticaSettings(host=HOST, username=USERNAME, password=PASSWORD)
from langchain_community.document_loaders.kinetica_loader import KineticaLoader
# The following `QUERY` is an example which will not run; this
# needs to be substituted with a valid `QUERY` that will return
# data and the `SCHEMA.TABLE` combination must exist in Kinetica.
QUERY = "select text, survey_id from SCHEMA.TABLE limit 10"
kinetica_loader = KineticaLoader(
QUERY,
HOST,
USERNAME,
PASSWORD,
)
kinetica_documents = kinetica_loader.load()
print(kinetica_documents)
API 参考：KineticaLoader
from langchain_community.document_loaders.kinetica_loader import KineticaLoader
# The following `QUERY` is an example which will not run; this
# needs to be substituted with a valid `QUERY` that will return
# data and the `SCHEMA.TABLE` combination must exist in Kinetica.
QUERY = "select text, survey_id as source from SCHEMA.TABLE limit 10"
kl = KineticaLoader(
query=QUERY,
host=HOST,
username=USERNAME,
password=PASSWORD,
metadata_columns=["source"],
)
kinetica_documents = kl.load()
print(kinetica_documents)
API 参考：KineticaLoader