Merge pull request #201 from dbt-labs/fix/star-source-dependency

distinct source to model relationships

Author: dave-connors-3

integration_tests/models/staging/source_1/stg_model_1.sql

@@ -1,5 +1,6 @@
 -- this needs to be valid SQL for the fake test to run
 -- depends on: {{ source('source_1', 'table_1') }}
+-- depends on: {{ source('source_1', 'table_1') }}
 select 1 as id 
 union all 
 select 2 as id

models/marts/dag/fct_multiple_sources_joined.sql

@@ -1,7 +1,8 @@
 -- this model finds cases where a model references more than one source
 with direct_source_relationships as (
-    select  
-        *
+    select distinct
+        child,
+        parent
     from {{ ref('int_all_dag_relationships') }}
     where distance = 1
     and parent_resource_type = 'source'