I am trying to add fine grained lineage at datajob level The lineage is something like dataset1.column1 ----------> datajob ---------------> dataset2.column2 This is the sample code for it

fineGrainedLineages = [
    FineGrainedLineage(
        upstreamType=FineGrainedLineageUpstreamType.FIELD_SET,
        upstreams=[fldUrn("dataset1", "column1")],
        downstreamType=FineGrainedLineageDownstreamType.FIELD,
        downstreams=[fldUrn("dataset2", "column2")],
    )
]

dataJobInputOutput = DataJobInputOutputClass(
    inputDatasets=[datasetUrn("dataset1")],
    outputDatasets=[datasetUrn("dataset2")],
    inputDatajobs=None,
    inputDatasetFields=[
        fldUrn("dataset1", "column1"),
    ],
    outputDatasetFields=[
        fldUrn("dataset2", "column2")
    ],
    fineGrainedLineages=fineGrainedLineages,
)

dataJobLineageMcp = MetadataChangeProposalWrapper(
    entityUrn=builder.make_data_job_urn("spark", "data-flow", "datajob1", "DEV"),
    aspect=dataJobInputOutput,
    changeType=ChangeTypeClass.UPSERT,
    entityType='datajob',
    aspectName='dataJobInputOutput'
)

# Create an emitter to the GMS REST API.
emitter = DatahubRestEmitter("<http://localhost:8080>")

# Emit metadata!
result = emitter.emit_mcp(dataJobLineageMcp)

but it's not showing lineage on UI, what could be the reason behind it? (I am using version 0.9.2)

Hey, this feature is not supported yet on UI. Do upvote this feature request to show your interest - https://feature-requests.datahubproject.io/p/show-datajob-finegrained-lineage-in-ui