Function gen_plan_with_matching_schema_and_values 

pub(crate) async fn gen_plan_with_matching_schema_and_values(
    sql: &str,
    query_ctx: QueryContextRef,
    engine: QueryEngineRef,
    sink_table_schema: SchemaRef,
    primary_key_indices: &[usize],
    allow_partial: bool,
    values: &BTreeMap<String, ScalarValue>,
) -> Result<LogicalPlan, Error>

Generate a schema-matching plan with extension-owned typed sink values.