Merge branch 'master' into feature/268-get-partitionings

# Conflicts:
#	server/src/main/scala/za/co/absa/atum/server/Main.scala
#	server/src/main/scala/za/co/absa/atum/server/api/controller/PartitioningController.scala
#	server/src/main/scala/za/co/absa/atum/server/api/controller/PartitioningControllerImpl.scala
#	server/src/main/scala/za/co/absa/atum/server/api/http/Endpoints.scala
#	server/src/main/scala/za/co/absa/atum/server/api/http/Routes.scala
#	server/src/main/scala/za/co/absa/atum/server/api/repository/PartitioningRepository.scala
#	server/src/main/scala/za/co/absa/atum/server/api/repository/PartitioningRepositoryImpl.scala
#	server/src/main/scala/za/co/absa/atum/server/api/service/PartitioningService.scala
#	server/src/main/scala/za/co/absa/atum/server/api/service/PartitioningServiceImpl.scala
#	server/src/test/scala/za/co/absa/atum/server/api/TestData.scala
#	server/src/test/scala/za/co/absa/atum/server/api/controller/PartitioningControllerUnitTests.scala
#	server/src/test/scala/za/co/absa/atum/server/api/repository/PartitioningRepositoryUnitTests.scala
#	server/src/test/scala/za/co/absa/atum/server/api/service/PartitioningServiceUnitTests.scala

database/src/main/postgres/flows/V1.3.5___add_to_parent_flows.sql

@@ -19,8 +19,7 @@ CREATE OR REPLACE FUNCTION flows._add_to_parent_flows(
     IN  i_fk_partitioning           BIGINT,
     IN  i_by_user                   TEXT,
     OUT status                      INTEGER,
-    OUT status_text                 TEXT,
-    OUT id_flow                     BIGINT
+    OUT status_text                 TEXT
 ) RETURNS record AS
 $$
 -------------------------------------------------------------------------------

database/src/main/postgres/flows/V1.9.8__get_flow_partitionings.sql

@@ -0,0 +1,97 @@
+/*
+ * 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.
+ */
+
+CREATE OR REPLACE FUNCTION flows.get_flow_partitionings(
+    IN i_flow_id               BIGINT,
+    IN i_limit                 INT DEFAULT 5,
+    IN i_offset                BIGINT DEFAULT 0,
+    OUT status                 INTEGER,
+    OUT status_text            TEXT,
+    OUT id                     BIGINT,
+    OUT partitioning           JSONB,
+    OUT author                 TEXT,
+    OUT has_more               BOOLEAN
+) RETURNS SETOF record AS
+-------------------------------------------------------------------------------
+--
+-- Function: flows.get_flow_partitionings(3)
+--      Retrieves all partitionings associated with the input flow.
+--
+-- Note: partitionings will be retrieved in ordered fashion, by created_at column from runs.partitionings table
+--
+-- Parameters:
+--      i_flow_id               - flow id to use for identifying the partitionings that will be retrieved
+--      i_limit                 - (optional) maximum number of partitionings to return, default is 5
+--      i_offset                - (optional) offset to use for pagination, default is 0
+--
+-- Returns:
+--      status                  - Status code
+--      status_text             - Status text
+--      id                      - ID of retrieved partitioning
+--      partitioning            - Partitioning value
+--      author                  - Author of the partitioning
+--      has_more                - Flag indicating if there are more partitionings available
+--
+-- Status codes:
+--      11 - OK
+--      41 - Flow not found
+--
+-------------------------------------------------------------------------------
+$$
+DECLARE
+    _has_more BOOLEAN;
+BEGIN
+    PERFORM 1 FROM flows.flows WHERE id_flow = i_flow_id;
+    IF NOT FOUND THEN
+        status := 41;
+        status_text := 'Flow not found';
+        RETURN NEXT;
+        RETURN;
+    END IF;
+
+    IF i_limit IS NOT NULL THEN
+        SELECT count(*) > i_limit
+        FROM flows.partitioning_to_flow PTF
+        WHERE PTF.fk_flow = i_flow_id
+        LIMIT i_limit + 1 OFFSET i_offset
+        INTO _has_more;
+    ELSE
+        _has_more := false;
+    END IF;
+
+
+    RETURN QUERY
+        SELECT
+            11 AS status,
+            'OK' AS status_text,
+            P.id_partitioning,
+            P.partitioning,
+            P.created_by,
+            _has_more
+        FROM
+            runs.partitionings P INNER JOIN
+            flows.partitioning_to_flow PF ON  PF.fk_partitioning = P.id_partitioning
+        WHERE
+            PF.fk_flow = i_flow_id
+        ORDER BY
+            P.id_partitioning,
+            P.created_at DESC
+        LIMIT i_limit OFFSET i_offset;
+END;
+$$
+LANGUAGE plpgsql VOLATILE SECURITY DEFINER;
+
+GRANT EXECUTE ON FUNCTION flows.get_flow_partitionings(BIGINT, INT, BIGINT) TO atum_owner;

database/src/main/postgres/runs/V1.8.3__get_partitioning_checkpoints.sql

@@ -13,10 +13,10 @@
  * limitations under the License.
  */
 
--- Function: runs.get_partitioning_checkpoints(JSONB, INT, TEXT)
 CREATE OR REPLACE FUNCTION runs.get_partitioning_checkpoints(
-    IN i_partitioning              JSONB,
-    IN i_limit                     INT DEFAULT 5,
+    IN i_partitioning_id           BIGINT,
+    IN i_checkpoints_limit         INT DEFAULT 5,
+    IN i_offset                    BIGINT DEFAULT 0,
     IN i_checkpoint_name           TEXT DEFAULT NULL,
     OUT status                     INTEGER,
     OUT status_text                TEXT,
@@ -28,86 +28,106 @@ CREATE OR REPLACE FUNCTION runs.get_partitioning_checkpoints(
     OUT measured_columns           TEXT[],
     OUT measurement_value          JSONB,
     OUT checkpoint_start_time      TIMESTAMP WITH TIME ZONE,
-    OUT checkpoint_end_time        TIMESTAMP WITH TIME ZONE
+    OUT checkpoint_end_time        TIMESTAMP WITH TIME ZONE,
+    OUT has_more                   BOOLEAN
 )
-    RETURNS SETOF record AS
-$$
-    -------------------------------------------------------------------------------
+RETURNS SETOF record AS
+-------------------------------------------------------------------------------
 --
--- Function: runs.get_partitioning_checkpoints(JSONB, INT, TEXT)
---      Retrieves all checkpoints (measures and their measurement details) related to a
+-- Function: runs.get_partitioning_checkpoints(4)
+--      Retrieves checkpoints (measures and their measurement details) related to a
 --      given partitioning (and checkpoint name, if specified).
 --
 -- Parameters:
 --      i_partitioning          - partitioning of requested checkpoints
---      i_limit                 - (optional) maximum number of checkpoint's measurements to return
---                                if 0 specified, all data will be returned, i.e. no limit will be applied
+--      i_checkpoints_limit     - (optional) maximum number of checkpoints to return
+--      i_offset                - (optional) offset of the first checkpoint to return
+--      i_checkpoint_name       - (optional) name of the checkpoint
+
+-- Note: i_checkpoints_limit and i_offset are used for pagination purposes;
+--       checkpoints are ordered by process_start_time in descending order
+--       and then by id_checkpoint in ascending order
 --
 -- Returns:
---      i_checkpoint_name       - (optional) if specified, returns data related to particular checkpoint's name
 --      status                  - Status code
 --      status_text             - Status message
 --      id_checkpoint           - ID of the checkpoint
 --      checkpoint_name         - Name of the checkpoint
 --      author                  - Author of the checkpoint
---      measuredByAtumAgent     - Flag indicating whether the checkpoint was measured by ATUM agent
+--      measured_by_atum_agent  - Flag indicating whether the checkpoint was measured by ATUM agent
 --      measure_name            - Name of the measure
 --      measure_columns         - Columns of the measure
 --      measurement_value       - Value of the measurement
 --      checkpoint_start_time   - Time of the checkpoint
 --      checkpoint_end_time     - End time of the checkpoint computation
+--      has_more                - Flag indicating whether there are more checkpoints available
 --
 -- Status codes:
 --      11 - OK
 --      41 - Partitioning not found
 --
 -------------------------------------------------------------------------------
+$$
 DECLARE
-    _fk_partitioning                    BIGINT;
+    _has_more BOOLEAN;
 BEGIN
-    _fk_partitioning = runs._get_id_partitioning(i_partitioning);
-
-    IF _fk_partitioning IS NULL THEN
+    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;
 
+    IF i_checkpoints_limit IS NOT NULL THEN
+        SELECT count(*) > i_checkpoints_limit
+        FROM runs.checkpoints C
+        WHERE C.fk_partitioning = i_partitioning_id
+          AND (i_checkpoint_name IS NULL OR C.checkpoint_name = i_checkpoint_name)
+        LIMIT i_checkpoints_limit + 1 OFFSET i_offset
+        INTO _has_more;
+    ELSE
+        _has_more := false;
+    END IF;
+
     RETURN QUERY
+        WITH limited_checkpoints AS (
+            SELECT C.id_checkpoint,
+                   C.checkpoint_name,
+                   C.created_by,
+                   C.measured_by_atum_agent,
+                   C.process_start_time,
+                   C.process_end_time
+            FROM runs.checkpoints C
+            WHERE C.fk_partitioning = i_partitioning_id
+              AND (i_checkpoint_name IS NULL OR C.checkpoint_name = i_checkpoint_name)
+            ORDER BY C.id_checkpoint, C.process_start_time
+            LIMIT i_checkpoints_limit OFFSET i_offset
+        )
         SELECT
             11 AS status,
             'Ok' AS status_text,
-            C.id_checkpoint,
-            C.checkpoint_name,
-            C.created_by AS author,
-            C.measured_by_atum_agent,
+            LC.id_checkpoint,
+            LC.checkpoint_name,
+            LC.created_by AS author,
+            LC.measured_by_atum_agent,
             md.measure_name,
             md.measured_columns,
             M.measurement_value,
-            C.process_start_time AS checkpoint_start_time,
-            C.process_end_time AS checkpoint_end_time
+            LC.process_start_time AS checkpoint_start_time,
+            LC.process_end_time AS checkpoint_end_time,
+            _has_more AS has_more
         FROM
-            runs.checkpoints C
-        JOIN
-            runs.measurements M ON C.id_checkpoint = M.fk_checkpoint
-        JOIN
+            limited_checkpoints LC
+                INNER JOIN
+            runs.measurements M ON LC.id_checkpoint = M.fk_checkpoint
+                INNER JOIN
             runs.measure_definitions MD ON M.fk_measure_definition = MD.id_measure_definition
-        WHERE
-            C.fk_partitioning = _fk_partitioning
-        AND
-            (i_checkpoint_name IS NULL OR C.checkpoint_name = i_checkpoint_name)
         ORDER BY
-            C.process_start_time,
-            C.id_checkpoint
-        LIMIT nullif(i_limit, 0);
-
+            LC.id_checkpoint, LC.process_start_time;
 END;
 $$
-
 LANGUAGE plpgsql VOLATILE SECURITY DEFINER;
 
-ALTER FUNCTION runs.get_partitioning_checkpoints(JSONB, INT, TEXT) OWNER TO atum_owner;
-
-GRANT EXECUTE ON FUNCTION runs.get_partitioning_checkpoints(JSONB, INT, TEXT) TO atum_owner;
-
+ALTER FUNCTION runs.get_partitioning_checkpoints(BIGINT, INT, BIGINT, TEXT) OWNER TO atum_owner;
+GRANT EXECUTE ON FUNCTION runs.get_partitioning_checkpoints(BIGINT, INT, BIGINT, TEXT) TO atum_owner;