GNNTable.set_time_column()

Set an existing column in the GNN table as the time column. If a different time column is already set, it will be replaced.

Parameters

Name	Type	Description	Optional
col_name	str	The name of an existing column to set as the time column.	No

Returns

Raises ValueError if the column does not exist in the GNN table or if the column’s data type is not datetime.

Example

from relationalai_gnns import GNNTable, CandidateKey

table_with_time = GNNTable(
    connector=connector,
    name="TableWithTime",
    source="DATABASE.SCHEMA.TABLE_WITH_TIME",
    type="node",
    candidate_keys=CandidateKey(column_name="IdColumn")
)

table_with_time.set_time_column(col_name="date")