Combined KnowledgeBase - Phidata

Example

knowledge_base.py

from phi.knowledge.combined import CombinedKnowledgeBase
from phi.vectordb.pgvector import PgVector

from resources import vector_db

knowledge_base = CombinedKnowledgeBase(
    sources=[
        url_pdf_knowledge_base,
        website_knowledge_base,
        local_pdf_knowledge_base,
    ],
    vector_db=PgVector(
        # Table name: llm.combined_documents
        table_name="combined_documents",
        db_url=vector_db.get_db_connection_local(),
    ),
)

CombinedKnowledgeBase Params

Parameter	Type	Default	Description
`sources`	`List[AgentKnowledge]`	`[]`	List of knowledge bases.

AgentKnowledge Params

CombinedKnowledgeBase is a subclass of the AgentKnowledge class and has access to the same params

Parameter	Type	Default	Description
`reader`	`Optional[Reader]`	`None`	Reader to read the documents
`vector_db`	`Optional[VectorDb]`	`None`	Vector db to store the knowledge base
`num_documents`	`int`	`2`	Number of relevant documents to return on search
`optimize_on`	`Optional[int]`	`1000`	Number of documents to optimize the vector db on
`driver`	`str`	`"knowledge"`	Driver for the Assistant knowledge