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Add test for dimensions view #2419

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merged 1 commit into from
Sep 21, 2020
Merged

Add test for dimensions view #2419

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16 changes: 11 additions & 5 deletions tsl/test/expected/dist_views.out
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Original file line number Diff line number Diff line change
Expand Up @@ -39,15 +39,20 @@ SELECT setseed(1);

(1 row)

CREATE TABLE dist_table(time timestamptz, device int, temp float);
CREATE TABLE dist_table(time timestamptz NOT NULL, device int, temp float, timedim date NOT NULL);
SELECT create_distributed_hypertable('dist_table', 'time', 'device', replication_factor => 2);
NOTICE: adding not-null constraint to column "time"
create_distributed_hypertable
-------------------------------
(1,public,dist_table,t)
(1 row)

INSERT INTO dist_table SELECT t, (abs(timestamp_hash(t::timestamp)) % 10) + 1, 80
SELECT add_dimension('dist_table', 'timedim', chunk_time_interval=>'7 days'::interval);
add_dimension
---------------------------------
(3,public,dist_table,timedim,t)
(1 row)

INSERT INTO dist_table SELECT t, (abs(timestamp_hash(t::timestamp)) % 10) + 1, 80, '2020-01-01'
FROM generate_series('2018-03-02 1:00'::TIMESTAMPTZ, '2018-03-04 1:00', '1 hour') t;
ALTER TABLE dist_table SET (timescaledb.compress, timescaledb.compress_segmentby='device', timescaledb.compress_orderby = 'time DESC');
-- Test views with compression
Expand All @@ -65,7 +70,7 @@ SELECT * FROM timescaledb_information.hypertables
WHERE table_name = 'dist_table';
table_schema | table_name | owner | num_dimensions | num_chunks | compression_enabled | is_distributed | replication_factor | data_nodes | tablespaces
--------------+------------+-------------+----------------+------------+---------------------+----------------+--------------------+---------------------------------------+-------------
public | dist_table | test_role_1 | 2 | 3 | f | t | 2 | {view_node_1,view_node_2,view_node_3} |
public | dist_table | test_role_1 | 3 | 3 | f | t | 2 | {view_node_1,view_node_2,view_node_3} |
(1 row)

SELECT * from timescaledb_information.chunks
Expand All @@ -83,7 +88,8 @@ ORDER BY hypertable_name, dimension_number;
-------------------+-----------------+------------------+-------------+--------------------------+----------------+---------------+------------------+------------------+----------------
public | dist_table | 1 | time | timestamp with time zone | Time | @ 7 days | | |
public | dist_table | 2 | device | integer | Space | | | | 3
(2 rows)
public | dist_table | 3 | timedim | date | Time | @ 7 days | | |
(3 rows)

SELECT * FROM chunks_detailed_size('dist_table'::regclass)
ORDER BY chunk_name, node_name;
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5 changes: 3 additions & 2 deletions tsl/test/sql/dist_views.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -23,9 +23,10 @@ SET client_min_messages TO NOTICE;
SET ROLE :ROLE_1;
SELECT setseed(1);

CREATE TABLE dist_table(time timestamptz, device int, temp float);
CREATE TABLE dist_table(time timestamptz NOT NULL, device int, temp float, timedim date NOT NULL);
SELECT create_distributed_hypertable('dist_table', 'time', 'device', replication_factor => 2);
INSERT INTO dist_table SELECT t, (abs(timestamp_hash(t::timestamp)) % 10) + 1, 80
SELECT add_dimension('dist_table', 'timedim', chunk_time_interval=>'7 days'::interval);
INSERT INTO dist_table SELECT t, (abs(timestamp_hash(t::timestamp)) % 10) + 1, 80, '2020-01-01'
FROM generate_series('2018-03-02 1:00'::TIMESTAMPTZ, '2018-03-04 1:00', '1 hour') t;
ALTER TABLE dist_table SET (timescaledb.compress, timescaledb.compress_segmentby='device', timescaledb.compress_orderby = 'time DESC');

Expand Down