get partitioning measures: 229

database/src/main/postgres/runs/V1.9.5__get_partitioning_measures_by_id.sql

@@ -0,0 +1,68 @@
+/*
+ * Copyright 2021 ABSA Group Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+-- Function: runs.get_partitioning_measures_by_id(Long)
+CREATE OR REPLACE FUNCTION runs.get_partitioning_measures_by_id(
+    IN i_partitioning_id          BIGINT,
+    OUT status                    INTEGER,
+    OUT status_text               TEXT,
+    OUT measure_name              TEXT,
+    OUT measured_columns          TEXT[]
+) RETURNS SETOF record AS
+$$
+-------------------------------------------------------------------------------
+--
+-- Function: runs.get_partitioning_measures_by_id(1)
+--      Returns measures for the given partitioning id
+--
+-- Parameters:
+--      i_partitioning_id       - partitioning id we are asking the measures for
+--
+-- Returns:
+--      status                  - Status code
+--      status_text             - Status message
+--      measure_name            - Name of the measure
+--      measured_columns        - Array of columns associated with the measure
+--
+-- Status codes:
+--      11 - OK
+--      41 - Partitioning not found
+--
+-------------------------------------------------------------------------------
+BEGIN
+
+    PERFORM 1 FROM runs.partitionings WHERE id_partitioning = i_partitioning_id;
+
+    IF NOT FOUND THEN
+        status := 41;
+        status_text := 'Partitioning not found';
+        RETURN NEXT;
+        RETURN;
+    END IF;
+
+    RETURN QUERY
+        SELECT 11, 'OK', MD.measure_name, MD.measured_columns
+        FROM runs.measure_definitions AS MD
+        WHERE MD.fk_partitioning = i_partitioning_id;
+
+    RETURN;
+
+END;
+$$
+LANGUAGE plpgsql volatile SECURITY DEFINER;
+
+ALTER FUNCTION runs.get_partitioning_measures_by_id(BIGINT) OWNER TO atum_owner;
+GRANT EXECUTE ON FUNCTION runs.get_partitioning_measures_by_id(BIGINT) TO atum_user;

database/src/test/scala/za/co/absa/atum/database/runs/GetPartitioningMeasuresByIdV2IntegrationTests.scala

@@ -0,0 +1,95 @@
+package za.co.absa.atum.database.runs
+
+import za.co.absa.balta.DBTestSuite
+import za.co.absa.balta.classes.JsonBString
+import za.co.absa.balta.classes.setter.CustomDBType
+
+class GetPartitioningMeasuresByIdV2IntegrationTests extends DBTestSuite {
+  private val fncGetPartitioningMeasuresById = "runs.get_partitioning_measures_by_id"
+
+  private val partitioning: JsonBString = JsonBString(
+    """
+      |{
+      |  "version": 1,
+      |  "keys": ["key1", "key3", "key2", "key4"],
+      |  "keysToValues": {
+      |    "key1": "valueX",
+      |    "key2": "valueY",
+      |    "key3": "valueZ",
+      |    "key4": "valueA"
+      |  }
+      |}
+      |""".stripMargin
+  )
+
+  test("Get partitioning measures by id should return partitioning measures for partitioning with measures") {
+
+    table("runs.partitionings").insert(
+      add("partitioning", partitioning)
+        .add("created_by", "Thomas")
+    )
+
+    val fkPartitioning: Long = table("runs.partitionings")
+      .fieldValue("partitioning", partitioning, "id_partitioning").get.get
+
+    table("runs.measure_definitions").insert(
+      add("fk_partitioning", fkPartitioning)
+        .add("created_by", "Thomas")
+        .add("measure_name", "measure1")
+        .add("measured_columns", CustomDBType("""{"col1"}""", "TEXT[]"))
+    )
+
+    table("runs.measure_definitions").insert(
+      add("fk_partitioning", fkPartitioning)
+        .add("created_by", "Thomas")
+        .add("measure_name", "measure2")
+        .add("measured_columns", CustomDBType("""{"col2"}""", "TEXT[]"))
+    )
+
+    function(fncGetPartitioningMeasuresById)
+      .setParam("i_partitioning_id", fkPartitioning)
+      .execute { queryResult =>
+        val results = queryResult.next()
+        assert(results.getInt("status").contains(11))
+        assert(results.getString("status_text").contains("OK"))
+        assert(results.getString("measure_name").contains("measure1"))
+        assert(results.getArray[String]("measured_columns").map(_.toSeq).contains(Seq("col1")))
+
+        val results2 = queryResult.next()
+        assert(results2.getInt("status").contains(11))
+        assert(results2.getString("status_text").contains("OK"))
+        assert(results2.getString("measure_name").contains("measure2"))
+        assert(results2.getArray[String]("measured_columns").map(_.toSeq).contains(Seq("col2")))
+      }
+  }
+
+  test("Get partitioning measures by id should return error for partitioning without measures") {
+
+    table("runs.partitionings").insert(
+      add("partitioning", partitioning)
+        .add("created_by", "Thomas")
+    )
+
+    val fkPartitioning: Long = table("runs.partitionings")
+      .fieldValue("partitioning", partitioning, "id_partitioning").get.get
+
+    function(fncGetPartitioningMeasuresById)
+      .setParam(fkPartitioning)
+      .execute { queryResult =>
+        val results = queryResult.hasNext
+        assert(!results)
+      }
+  }
+
+  test("Get partitioning measures by id should return an error for non-existing partitioning") {
+
+    function(fncGetPartitioningMeasuresById)
+      .setParam(999)
+      .execute { queryResult =>
+        val results = queryResult.next()
+        assert(results.getInt("status").contains(41))
+        assert(results.getString("status_text").contains("Partitioning not found"))
+      }
+  }
+
+}

server/src/main/scala/za/co/absa/atum/server/Main.scala

@@ -52,6 +52,7 @@ object Main extends ZIOAppDefault with Server {
           FlowRepositoryImpl.layer,
           CreatePartitioningIfNotExists.layer,
           GetPartitioningMeasures.layer,
+          GetPartitioningMeasuresById.layer,
           GetPartitioningAdditionalData.layer,
           GetPartitioningAdditionalDataV2.layer,
           CreateOrUpdateAdditionalData.layer,

server/src/main/scala/za/co/absa/atum/server/api/controller/PartitioningController.scala

@@ -46,4 +46,8 @@ trait PartitioningController {
 
   def getPartitioningV2(partitioningId: Long): IO[ErrorResponse, SingleSuccessResponse[PartitioningWithIdDTO]]
 
+
+  def getPartitioningMeasuresV2(
+    partitioningId: Long
+  ): IO[ErrorResponse, MultiSuccessResponse[MeasureDTO]]
 }

server/src/main/scala/za/co/absa/atum/server/api/controller/PartitioningControllerImpl.scala

@@ -94,6 +94,16 @@ class PartitioningControllerImpl(partitioningService: PartitioningService)
       )
     )
   }
+  override def getPartitioningMeasuresV2(
+    partitioningId: Long
+  ): IO[ErrorResponse, MultiSuccessResponse[MeasureDTO]] = {
+    mapToMultiSuccessResponse(
+      serviceCall[Seq[MeasureDTO], Seq[MeasureDTO]](
+        partitioningService.getPartitioningMeasuresById(partitioningId)
+      )
+    )
+  }
+
 }
 
 object PartitioningControllerImpl {

server/src/main/scala/za/co/absa/atum/server/api/database/runs/functions/GetPartitioningMeasuresById.scala

@@ -0,0 +1,46 @@
+/*
+ * Copyright 2021 ABSA Group Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package za.co.absa.atum.server.api.database.runs.functions
+
+import doobie.implicits.toSqlInterpolator
+import za.co.absa.atum.server.api.database.PostgresDatabaseProvider
+import za.co.absa.atum.server.api.database.runs.Runs
+import za.co.absa.db.fadb.DBSchema
+import za.co.absa.db.fadb.doobie.DoobieEngine
+import za.co.absa.db.fadb.doobie.DoobieFunction.DoobieMultipleResultFunctionWithAggStatus
+import za.co.absa.db.fadb.status.aggregation.implementations.ByFirstErrorStatusAggregator
+import za.co.absa.db.fadb.status.handling.implementations.StandardStatusHandling
+import zio._
+import za.co.absa.atum.server.model.MeasureFromDB
+
+import za.co.absa.atum.server.api.database.DoobieImplicits.Sequence.get
+
+class GetPartitioningMeasuresById(implicit schema: DBSchema, dbEngine: DoobieEngine[Task])
+  extends DoobieMultipleResultFunctionWithAggStatus[Long, MeasureFromDB, Task](values =>
+    Seq(fr"${values}")
+  ) with StandardStatusHandling with ByFirstErrorStatusAggregator {
+
+  override def fieldsToSelect: Seq[String] = super.fieldsToSelect ++ Seq("measure_name", "measured_columns")
+}
+
+object GetPartitioningMeasuresById {
+  val layer: URLayer[PostgresDatabaseProvider, GetPartitioningMeasuresById] = ZLayer {
+      for {
+        dbProvider <- ZIO.service[PostgresDatabaseProvider]
+      } yield new GetPartitioningMeasuresById()(Runs, dbProvider.dbEngine)
+  }
+}

server/src/main/scala/za/co/absa/atum/server/api/http/BaseEndpoints.scala

@@ -71,7 +71,8 @@ trait BaseEndpoints {
       oneOf[ErrorResponse](
         badRequestOneOfVariant,
         generalErrorOneOfVariant,
-        internalServerErrorOneOfVariant
+        internalServerErrorOneOfVariant,
+        notFoundErrorOneOfVariant
       )
     )
   }

server/src/main/scala/za/co/absa/atum/server/api/http/Endpoints.scala

@@ -125,6 +125,15 @@ trait Endpoints extends BaseEndpoints {
       .errorOutVariantPrepend(notFoundErrorOneOfVariant)
   }
 
+  protected val getPartitioningMeasuresEndpointV2
+  : PublicEndpoint[Long, ErrorResponse, MultiSuccessResponse[MeasureDTO], Any] = {
+    apiV2.get
+      .in(V2Paths.Partitionings / path[Long]("partitioningId") / V2Paths.Measures)
+      .out(statusCode(StatusCode.Ok))
+      .out(jsonBody[MultiSuccessResponse[MeasureDTO]])
+      .errorOutVariantPrepend(notFoundErrorOneOfVariant)
+  }
+
   protected val zioMetricsEndpoint: PublicEndpoint[Unit, Unit, String, Any] = {
     endpoint.get.in(ZioMetrics).out(stringBody)
   }

server/src/main/scala/za/co/absa/atum/server/api/http/Routes.scala

@@ -79,6 +79,7 @@ trait Routes extends Endpoints with ServerOptions {
       createServerEndpoint(getPartitioningCheckpointsEndpointV2, PartitioningController.getPartitioningCheckpointsV2),
       createServerEndpoint(getFlowCheckpointsEndpointV2, FlowController.getFlowCheckpointsV2),
       createServerEndpoint(getPartitioningEndpointV2, PartitioningController.getPartitioningV2),
+      createServerEndpoint(getPartitioningMeasuresEndpointV2, PartitioningController.getPartitioningMeasuresV2),
       createServerEndpoint(healthEndpoint, (_: Unit) => ZIO.unit)
     )
     ZHttp4sServerInterpreter[HttpEnv.Env](http4sServerOptions(metricsInterceptorOption)).from(endpoints).toRoutes
@@ -96,7 +97,8 @@ trait Routes extends Endpoints with ServerOptions {
       createOrUpdateAdditionalDataEndpointV2,
       getPartitioningCheckpointsEndpointV2,
       getPartitioningCheckpointEndpointV2,
-      getFlowCheckpointsEndpointV2
+      getFlowCheckpointsEndpointV2,
+      getPartitioningMeasuresEndpointV2
     )
     ZHttp4sServerInterpreter[HttpEnv.Env](http4sServerOptions(None))
       .from(SwaggerInterpreter().fromEndpoints[HttpEnv.F](endpoints, SwaggerApiName, SwaggerApiVersion))

server/src/main/scala/za/co/absa/atum/server/api/repository/PartitioningRepository.scala

@@ -40,4 +40,6 @@ trait PartitioningRepository {
 
   def getPartitioning(partitioningId: Long): IO[DatabaseError, PartitioningWithIdDTO]
 
+
+  def getPartitioningMeasuresById(partitioningId: Long): IO[DatabaseError, Seq[MeasureDTO]]
 }

server/src/main/scala/za/co/absa/atum/server/api/repository/PartitioningRepositoryImpl.scala

@@ -31,7 +31,8 @@ class PartitioningRepositoryImpl(
   createOrUpdateAdditionalDataFn: CreateOrUpdateAdditionalData,
   getPartitioningCheckpointsFn: GetPartitioningCheckpoints,
   getPartitioningByIdFn: GetPartitioningById,
-  getPartitioningAdditionalDataV2Fn: GetPartitioningAdditionalDataV2
+  getPartitioningAdditionalDataV2Fn: GetPartitioningAdditionalDataV2,
+  getPartitioningMeasuresByIdFn: GetPartitioningMeasuresById
 ) extends PartitioningRepository
     with BaseRepository {
 
@@ -94,6 +95,14 @@ class PartitioningRepositoryImpl(
       }
   }
 
+
+  override def getPartitioningMeasuresById(partitioningId: Long): IO[DatabaseError, Seq[MeasureDTO]] = {
+    dbMultipleResultCallWithAggregatedStatus(getPartitioningMeasuresByIdFn(partitioningId), "getPartitioningMeasures")
+      .map(_.map { case MeasureFromDB(measureName, measuredColumns) =>
+        MeasureDTO(measureName.get, measuredColumns.get)
+      })
+  }
+
 }
 
 object PartitioningRepositoryImpl {
@@ -104,8 +113,8 @@ object PartitioningRepositoryImpl {
       with CreateOrUpdateAdditionalData
       with GetPartitioningCheckpoints
       with GetPartitioningAdditionalDataV2
-      with GetPartitioningCheckpoints
-      with GetPartitioningById,
+      with GetPartitioningById
+      with GetPartitioningMeasuresById,
     PartitioningRepository
   ] = ZLayer {
     for {
@@ -116,14 +125,16 @@ object PartitioningRepositoryImpl {
       getPartitioningCheckpoints <- ZIO.service[GetPartitioningCheckpoints]
       getPartitioningById <- ZIO.service[GetPartitioningById]
       getPartitioningAdditionalDataV2 <- ZIO.service[GetPartitioningAdditionalDataV2]
+      getPartitioningMeasuresV2 <- ZIO.service[GetPartitioningMeasuresById]
     } yield new PartitioningRepositoryImpl(
       createPartitioningIfNotExists,
       getPartitioningMeasures,
       getPartitioningAdditionalData,
       createOrUpdateAdditionalData,
       getPartitioningCheckpoints,
       getPartitioningById,
-      getPartitioningAdditionalDataV2
+      getPartitioningAdditionalDataV2,
+      getPartitioningMeasuresV2
     )
   }
 }

server/src/main/scala/za/co/absa/atum/server/api/service/PartitioningService.scala

@@ -37,4 +37,5 @@ trait PartitioningService {
 
   def getPartitioning(partitioningId: Long): IO[ServiceError, PartitioningWithIdDTO]
 
+  def getPartitioningMeasuresById(partitioningId: Long): IO[ServiceError, Seq[MeasureDTO]]
 }

server/src/main/scala/za/co/absa/atum/server/api/service/PartitioningServiceImpl.scala

@@ -84,6 +84,14 @@ class PartitioningServiceImpl(partitioningRepository: PartitioningRepository)
   override def getPartitioning(partitioningId: Long): IO[ServiceError, PartitioningWithIdDTO] = {
     repositoryCall(partitioningRepository.getPartitioning(partitioningId), "getPartitioning")
   }
+
+  override def getPartitioningMeasuresById(partitioningId: Long): IO[ServiceError, Seq[MeasureDTO]] = {
+    repositoryCall(
+      partitioningRepository.getPartitioningMeasuresById(partitioningId),
+      "getPartitioningMeasuresById"
+    )
+  }
+
 }
 
 object PartitioningServiceImpl {