-- This file and its contents are licensed under the Apache License 2.0.
-- Please see the included NOTICE for copyright information and
-- LICENSE-APACHE for a copy of the license.

\set TEST_BASE_NAME agg_bookends
SELECT format('include/%s_load.sql', :'TEST_BASE_NAME') as "TEST_LOAD_NAME",
       format('include/%s_query.sql', :'TEST_BASE_NAME') as "TEST_QUERY_NAME",
       format('%s/results/%s_results_optimized.out', :'TEST_OUTPUT_DIR', :'TEST_BASE_NAME') as "TEST_RESULTS_OPTIMIZED",
       format('%s/results/%s_results_unoptimized.out', :'TEST_OUTPUT_DIR', :'TEST_BASE_NAME') as "TEST_RESULTS_UNOPTIMIZED"
\gset
SELECT format('\! diff -u  --label "Unoptimized result" --label "Optimized result" %s %s', :'TEST_RESULTS_UNOPTIMIZED', :'TEST_RESULTS_OPTIMIZED') as "DIFF_CMD"
\gset

\set PREFIX 'EXPLAIN (analyze, costs off, timing off, summary off)'
\ir :TEST_LOAD_NAME
\ir :TEST_QUERY_NAME

-- we want test results as part of the output too to make sure we produce correct output
\set PREFIX ''
\ir :TEST_QUERY_NAME

-- diff results with optimizations disabled and enabled
\o :TEST_RESULTS_UNOPTIMIZED
SET timescaledb.enable_optimizations TO false;
\ir :TEST_QUERY_NAME
\o

\o :TEST_RESULTS_OPTIMIZED
SET timescaledb.enable_optimizations TO true;
\ir :TEST_QUERY_NAME
\o

:DIFF_CMD

-- Test partial aggregation
CREATE TABLE partial_aggregation (time timestamptz NOT NULL, quantity numeric, longvalue text);
SELECT schema_name, table_name, created FROM create_hypertable('partial_aggregation', 'time');

INSERT INTO partial_aggregation VALUES('2018-01-20T09:00:43', NULL, NULL);
INSERT INTO partial_aggregation VALUES('2018-01-20T09:00:43', NULL, NULL);
INSERT INTO partial_aggregation VALUES('2019-01-20T09:00:43', 1, 'Hello');
INSERT INTO partial_aggregation VALUES('2019-01-20T09:00:43', 2, 'World');

-- Use enable_partitionwise_aggregate to create partial aggregates per chunk
SET enable_partitionwise_aggregate = ON;
SELECT first(time, quantity) FROM partial_aggregation;
SELECT last(time, quantity) FROM partial_aggregation;
SELECT first(longvalue, quantity) FROM partial_aggregation;
SELECT last(longvalue, quantity) FROM partial_aggregation;
SET enable_partitionwise_aggregate = OFF;