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cagg_migrate_timestamp.out
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cagg_migrate_timestamp.out
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-- This file and its contents are licensed under the Timescale License.
-- Please see the included NOTICE for copyright information and
-- LICENSE-TIMESCALE for a copy of the license.
\set IS_DISTRIBUTED FALSE
\set IS_TIME_DIMENSION TRUE
\set TIME_DIMENSION_DATATYPE TIMESTAMP
\ir include/cagg_migrate_common.sql
-- This file and its contents are licensed under the Timescale License.
-- Please see the included NOTICE for copyright information and
-- LICENSE-TIMESCALE for a copy of the license.
\c :TEST_DBNAME :ROLE_CLUSTER_SUPERUSER
\if :IS_DISTRIBUTED
\echo 'Running distributed hypertable tests'
\else
\echo 'Running local hypertable tests'
Running local hypertable tests
\endif
CREATE TABLE conditions (
"time" :TIME_DIMENSION_DATATYPE NOT NULL,
temperature NUMERIC
);
\if :IS_DISTRIBUTED
\if :IS_TIME_DIMENSION
SELECT table_name FROM create_distributed_hypertable('conditions', 'time', replication_factor => 2);
\else
SELECT table_name FROM create_distributed_hypertable('conditions', 'time', chunk_time_interval => 10, replication_factor => 2);
\endif
\else
\if :IS_TIME_DIMENSION
SELECT table_name FROM create_hypertable('conditions', 'time');
psql:include/cagg_migrate_common.sql:26: WARNING: column type "timestamp without time zone" used for "time" does not follow best practices
table_name
------------
conditions
(1 row)
\else
SELECT table_name FROM create_hypertable('conditions', 'time', chunk_time_interval => 10);
\endif
\endif
\if :IS_TIME_DIMENSION
INSERT INTO conditions ("time", temperature)
SELECT
generate_series('2022-01-01 00:00:00-00'::timestamptz, '2022-12-31 23:59:59-00'::timestamptz, '1 hour'),
0.25;
\else
CREATE OR REPLACE FUNCTION integer_now()
RETURNS :TIME_DIMENSION_DATATYPE LANGUAGE SQL STABLE AS
$$
SELECT coalesce(max(time), 0)
FROM public.conditions
$$;
\if :IS_DISTRIBUTED
SELECT
'CREATE OR REPLACE FUNCTION integer_now() RETURNS '||:'TIME_DIMENSION_DATATYPE'||' LANGUAGE SQL STABLE AS $$ SELECT coalesce(max(time), 0) FROM public.conditions $$;' AS "STMT"
\gset
CALL distributed_exec (:'STMT');
\endif
SELECT set_integer_now_func('conditions', 'integer_now');
INSERT INTO conditions ("time", temperature)
SELECT
generate_series(1, 1000, 1),
0.25;
\endif
\set ON_ERROR_STOP 0
-- should fail relation does not exist
CALL cagg_migrate('conditions_summary_daily');
psql:include/cagg_migrate_common.sql:63: ERROR: relation "conditions_summary_daily" does not exist at character 19
CREATE TABLE conditions_summary_daily();
-- should fail continuous agg does not exist
CALL cagg_migrate('conditions_summary_daily');
psql:include/cagg_migrate_common.sql:66: ERROR: continuous aggregate "public.conditions_summary_daily" does not exist
\set ON_ERROR_STOP 1
DROP TABLE conditions_summary_daily;
CREATE MATERIALIZED VIEW conditions_summary_daily_new
WITH (timescaledb.continuous) AS
SELECT
\if :IS_TIME_DIMENSION
time_bucket(INTERVAL '1 day', "time") AS bucket,
\else
time_bucket(INTEGER '24', "time") AS bucket,
\endif
MIN(temperature),
MAX(temperature),
AVG(temperature),
SUM(temperature)
FROM
conditions
GROUP BY
bucket
WITH NO DATA;
\set ON_ERROR_STOP 0
-- should fail because we don't need to migrate finalized caggs
CALL cagg_migrate('conditions_summary_daily_new');
psql:include/cagg_migrate_common.sql:91: ERROR: continuous aggregate "public.conditions_summary_daily_new" does not require any migration
\set ON_ERROR_STOP 1
-- older continuous aggregate to be migrated
CREATE MATERIALIZED VIEW conditions_summary_daily
WITH (timescaledb.continuous, timescaledb.finalized=false) AS
SELECT
\if :IS_TIME_DIMENSION
time_bucket(INTERVAL '1 day', "time") AS bucket,
\else
time_bucket(INTEGER '24', "time") AS bucket,
\endif
MIN(temperature),
MAX(temperature),
AVG(temperature),
SUM(temperature)
FROM
conditions
GROUP BY
bucket;
psql:include/cagg_migrate_common.sql:110: NOTICE: refreshing continuous aggregate "conditions_summary_daily"
SELECT
ca.raw_hypertable_id AS "RAW_HYPERTABLE_ID",
h.schema_name AS "MAT_SCHEMA_NAME",
h.table_name AS "MAT_TABLE_NAME",
partial_view_name AS "PART_VIEW_NAME",
partial_view_schema AS "PART_VIEW_SCHEMA",
direct_view_name AS "DIR_VIEW_NAME",
direct_view_schema AS "DIR_VIEW_SCHEMA"
FROM
_timescaledb_catalog.continuous_agg ca
JOIN _timescaledb_catalog.hypertable h ON (h.id = ca.mat_hypertable_id)
WHERE
user_view_name = 'conditions_summary_daily'
\gset
\set ON_ERROR_STOP 0
-- should fail because the new cagg with suffix '_new' already exists
CALL cagg_migrate('conditions_summary_daily');
psql:include/cagg_migrate_common.sql:129: ERROR: continuous aggregate "public.conditions_summary_daily_new" already exists
\set ON_ERROR_STOP 1
-- remove the new cagg to execute the migration
DROP MATERIALIZED VIEW conditions_summary_daily_new;
-- get and set all the cagg data
SELECT
_timescaledb_internal.cagg_migrate_pre_validation(
'public',
'conditions_summary_daily',
'conditions_summary_daily_new'
) AS "CAGG_DATA"
\gset
CALL _timescaledb_internal.cagg_migrate_create_plan(:'CAGG_DATA', 'conditions_summary_daily_new');
SELECT mat_hypertable_id FROM _timescaledb_catalog.continuous_agg_migrate_plan;
mat_hypertable_id
-------------------
3
(1 row)
SELECT mat_hypertable_id, step_id, status, type, config FROM _timescaledb_catalog.continuous_agg_migrate_plan_step ORDER BY step_id;
mat_hypertable_id | step_id | status | type | config
-------------------+---------+-------------+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
3 | 1 | FINISHED | SAVE WATERMARK | {"watermark": "Sun Jan 01 00:00:00 2023"}
3 | 2 | NOT STARTED | CREATE NEW CAGG | {"cagg_name_new": "conditions_summary_daily_new"}
3 | 3 | NOT STARTED | DISABLE POLICIES | {"policies": null}
3 | 4 | NOT STARTED | REFRESH NEW CAGG | {"window_start": "Sun Jan 01 00:00:00 2023", "cagg_name_new": "conditions_summary_daily_new", "window_start_type": "timestamp without time zone"}
3 | 5 | NOT STARTED | COPY DATA | {"end_ts": "Fri Mar 11 00:00:00 2022", "start_ts": "Fri Dec 31 00:00:00 2021", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 6 | NOT STARTED | COPY DATA | {"end_ts": "Fri May 20 00:00:00 2022", "start_ts": "Fri Mar 11 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 7 | NOT STARTED | COPY DATA | {"end_ts": "Fri Jul 29 00:00:00 2022", "start_ts": "Fri May 20 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 8 | NOT STARTED | COPY DATA | {"end_ts": "Fri Oct 07 00:00:00 2022", "start_ts": "Fri Jul 29 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 9 | NOT STARTED | COPY DATA | {"end_ts": "Fri Dec 16 00:00:00 2022", "start_ts": "Fri Oct 07 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 10 | NOT STARTED | COPY DATA | {"end_ts": "Fri Feb 24 00:00:00 2023", "start_ts": "Fri Dec 16 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 11 | NOT STARTED | COPY POLICIES | {"policies": null, "cagg_name_new": "conditions_summary_daily_new"}
3 | 12 | NOT STARTED | OVERRIDE CAGG | {"drop_old": false, "override": false, "cagg_name_new": "conditions_summary_daily_new"}
3 | 13 | NOT STARTED | DROP OLD CAGG | {"drop_old": false, "override": false, "cagg_name_new": "conditions_summary_daily_new"}
3 | 14 | NOT STARTED | ENABLE POLICIES |
(14 rows)
-- should resume the execution
CALL cagg_migrate('conditions_summary_daily');
psql:include/cagg_migrate_common.sql:149: WARNING: resuming the migration of the continuous aggregate "public.conditions_summary_daily"
psql:include/cagg_migrate_common.sql:149: NOTICE: continuous aggregate "conditions_summary_daily_new" is already up-to-date
SELECT mat_hypertable_id, step_id, status, type, config FROM _timescaledb_catalog.continuous_agg_migrate_plan_step ORDER BY step_id;
mat_hypertable_id | step_id | status | type | config
-------------------+---------+----------+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
3 | 1 | FINISHED | SAVE WATERMARK | {"watermark": "Sun Jan 01 00:00:00 2023"}
3 | 2 | FINISHED | CREATE NEW CAGG | {"cagg_name_new": "conditions_summary_daily_new"}
3 | 3 | FINISHED | DISABLE POLICIES | {"policies": null}
3 | 4 | FINISHED | REFRESH NEW CAGG | {"window_start": "Sun Jan 01 00:00:00 2023", "cagg_name_new": "conditions_summary_daily_new", "window_start_type": "timestamp without time zone"}
3 | 5 | FINISHED | COPY DATA | {"end_ts": "Fri Mar 11 00:00:00 2022", "start_ts": "Fri Dec 31 00:00:00 2021", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 6 | FINISHED | COPY DATA | {"end_ts": "Fri May 20 00:00:00 2022", "start_ts": "Fri Mar 11 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 7 | FINISHED | COPY DATA | {"end_ts": "Fri Jul 29 00:00:00 2022", "start_ts": "Fri May 20 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 8 | FINISHED | COPY DATA | {"end_ts": "Fri Oct 07 00:00:00 2022", "start_ts": "Fri Jul 29 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 9 | FINISHED | COPY DATA | {"end_ts": "Fri Dec 16 00:00:00 2022", "start_ts": "Fri Oct 07 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 10 | FINISHED | COPY DATA | {"end_ts": "Fri Feb 24 00:00:00 2023", "start_ts": "Fri Dec 16 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 11 | FINISHED | COPY POLICIES | {"policies": null, "cagg_name_new": "conditions_summary_daily_new"}
3 | 12 | FINISHED | OVERRIDE CAGG | {"drop_old": false, "override": false, "cagg_name_new": "conditions_summary_daily_new"}
3 | 13 | FINISHED | DROP OLD CAGG | {"drop_old": false, "override": false, "cagg_name_new": "conditions_summary_daily_new"}
3 | 14 | FINISHED | ENABLE POLICIES |
(14 rows)
\set ON_ERROR_STOP 0
-- should error because plan already exists
CALL _timescaledb_internal.cagg_migrate_create_plan(:'CAGG_DATA', 'conditions_summary_daily_new');
psql:include/cagg_migrate_common.sql:154: ERROR: plan already exists for materialized hypertable 3
CALL cagg_migrate('conditions_summary_daily');
psql:include/cagg_migrate_common.sql:155: ERROR: plan already exists for continuous aggregate public.conditions_summary_daily
\set ON_ERROR_STOP 1
-- policies for test
ALTER MATERIALIZED VIEW conditions_summary_daily SET (timescaledb.compress=true);
\if :IS_TIME_DIMENSION
SELECT add_retention_policy('conditions_summary_daily', '30 days'::interval);
add_retention_policy
----------------------
1000
(1 row)
SELECT add_continuous_aggregate_policy('conditions_summary_daily', '30 days'::interval, '1 day'::interval, '1 hour'::interval);
add_continuous_aggregate_policy
---------------------------------
1001
(1 row)
SELECT add_compression_policy('conditions_summary_daily', '45 days'::interval);
add_compression_policy
------------------------
1002
(1 row)
\else
SELECT add_retention_policy('conditions_summary_daily', '400'::integer);
SELECT add_continuous_aggregate_policy('conditions_summary_daily', '50'::integer, '1'::integer, '1 hour'::interval);
SELECT add_compression_policy('conditions_summary_daily', '100'::integer);
\endif
SELECT *
FROM timescaledb_information.jobs
WHERE hypertable_schema = :'MAT_SCHEMA_NAME'
AND hypertable_name = :'MAT_TABLE_NAME'
AND job_id >= 1000;
job_id | application_name | schedule_interval | max_runtime | max_retries | retry_period | proc_schema | proc_name | owner | scheduled | fixed_schedule | config | next_start | initial_start | hypertable_schema | hypertable_name | check_schema | check_name
--------+--------------------------------------------+-------------------+-------------+-------------+--------------+-----------------------+-------------------------------------+--------------------+-----------+----------------+--------------------------------------------------------------------------------+------------+---------------+-----------------------+----------------------------+-----------------------+-------------------------------------------
1002 | Compression Policy [1002] | @ 35 days | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_compression | cluster_super_user | t | f | {"hypertable_id": 3, "compress_after": "@ 45 days"} | | | _timescaledb_internal | _materialized_hypertable_3 | _timescaledb_internal | policy_compression_check
1001 | Refresh Continuous Aggregate Policy [1001] | @ 1 hour | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_refresh_continuous_aggregate | cluster_super_user | t | f | {"end_offset": "@ 1 day", "start_offset": "@ 30 days", "mat_hypertable_id": 3} | | | _timescaledb_internal | _materialized_hypertable_3 | _timescaledb_internal | policy_refresh_continuous_aggregate_check
1000 | Retention Policy [1000] | @ 1 day | @ 5 mins | -1 | @ 5 mins | _timescaledb_internal | policy_retention | cluster_super_user | t | f | {"drop_after": "@ 30 days", "hypertable_id": 3} | | | _timescaledb_internal | _materialized_hypertable_3 | _timescaledb_internal | policy_retention_check
(3 rows)
-- execute the migration
DROP MATERIALIZED VIEW conditions_summary_daily_new;
psql:include/cagg_migrate_common.sql:178: NOTICE: drop cascades to 6 other objects
TRUNCATE _timescaledb_catalog.continuous_agg_migrate_plan RESTART IDENTITY CASCADE;
psql:include/cagg_migrate_common.sql:179: NOTICE: truncate cascades to table "continuous_agg_migrate_plan_step"
CALL cagg_migrate('conditions_summary_daily');
psql:include/cagg_migrate_common.sql:180: NOTICE: continuous aggregate "conditions_summary_daily_new" is already up-to-date
SELECT
ca.raw_hypertable_id AS "NEW_RAW_HYPERTABLE_ID",
h.schema_name AS "NEW_MAT_SCHEMA_NAME",
h.table_name AS "NEW_MAT_TABLE_NAME",
partial_view_name AS "NEW_PART_VIEW_NAME",
partial_view_schema AS "NEW_PART_VIEW_SCHEMA",
direct_view_name AS "NEW_DIR_VIEW_NAME",
direct_view_schema AS "NEW_DIR_VIEW_SCHEMA"
FROM
_timescaledb_catalog.continuous_agg ca
JOIN _timescaledb_catalog.hypertable h ON (h.id = ca.mat_hypertable_id)
WHERE
user_view_name = 'conditions_summary_daily_new'
\gset
\d+ conditions_summary_daily_new
View "public.conditions_summary_daily_new"
Column | Type | Collation | Nullable | Default | Storage | Description
--------+-----------------------------+-----------+----------+---------+---------+-------------
bucket | timestamp without time zone | | | | plain |
min | numeric | | | | main |
max | numeric | | | | main |
avg | numeric | | | | main |
sum | numeric | | | | main |
View definition:
SELECT _materialized_hypertable_6.bucket,
_materialized_hypertable_6.min,
_materialized_hypertable_6.max,
_materialized_hypertable_6.avg,
_materialized_hypertable_6.sum
FROM _timescaledb_internal._materialized_hypertable_6
WHERE _materialized_hypertable_6.bucket < COALESCE(_timescaledb_internal.to_timestamp_without_timezone(_timescaledb_internal.cagg_watermark(6)), '-infinity'::timestamp without time zone)
UNION ALL
SELECT time_bucket('@ 1 day'::interval, conditions."time") AS bucket,
min(conditions.temperature) AS min,
max(conditions.temperature) AS max,
avg(conditions.temperature) AS avg,
sum(conditions.temperature) AS sum
FROM conditions
WHERE conditions."time" >= COALESCE(_timescaledb_internal.to_timestamp_without_timezone(_timescaledb_internal.cagg_watermark(6)), '-infinity'::timestamp without time zone)
GROUP BY (time_bucket('@ 1 day'::interval, conditions."time"));
SELECT *
FROM timescaledb_information.jobs
WHERE hypertable_schema = :'NEW_MAT_SCHEMA_NAME'
AND hypertable_name = :'NEW_MAT_TABLE_NAME'
AND job_id >= 1000;
job_id | application_name | schedule_interval | max_runtime | max_retries | retry_period | proc_schema | proc_name | owner | scheduled | fixed_schedule | config | next_start | initial_start | hypertable_schema | hypertable_name | check_schema | check_name
--------+--------------------------------------------+-------------------+-------------+-------------+--------------+-----------------------+-------------------------------------+--------------------+-----------+----------------+--------------------------------------------------------------------------------+------------+---------------+-----------------------+----------------------------+-----------------------+-------------------------------------------
1005 | Compression Policy [1005] | @ 35 days | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_compression | cluster_super_user | t | f | {"hypertable_id": 6, "compress_after": "@ 45 days"} | | | _timescaledb_internal | _materialized_hypertable_6 | _timescaledb_internal | policy_compression_check
1004 | Refresh Continuous Aggregate Policy [1004] | @ 1 hour | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_refresh_continuous_aggregate | cluster_super_user | t | f | {"end_offset": "@ 1 day", "start_offset": "@ 30 days", "mat_hypertable_id": 6} | | | _timescaledb_internal | _materialized_hypertable_6 | _timescaledb_internal | policy_refresh_continuous_aggregate_check
1003 | Retention Policy [1003] | @ 1 day | @ 5 mins | -1 | @ 5 mins | _timescaledb_internal | policy_retention | cluster_super_user | t | f | {"drop_after": "@ 30 days", "hypertable_id": 6} | | | _timescaledb_internal | _materialized_hypertable_6 | _timescaledb_internal | policy_retention_check
(3 rows)
SELECT mat_hypertable_id, step_id, status, type, config FROM _timescaledb_catalog.continuous_agg_migrate_plan_step ORDER BY step_id;
mat_hypertable_id | step_id | status | type | config
-------------------+---------+----------+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
3 | 1 | FINISHED | SAVE WATERMARK | {"watermark": "Sun Jan 01 00:00:00 2023"}
3 | 2 | FINISHED | CREATE NEW CAGG | {"cagg_name_new": "conditions_summary_daily_new"}
3 | 3 | FINISHED | DISABLE POLICIES | {"policies": [1002, 1000]}
3 | 4 | FINISHED | REFRESH NEW CAGG | {"window_start": "Sun Jan 01 00:00:00 2023", "cagg_name_new": "conditions_summary_daily_new", "window_start_type": "timestamp without time zone"}
3 | 5 | FINISHED | COPY DATA | {"end_ts": "Fri Mar 11 00:00:00 2022", "start_ts": "Fri Dec 31 00:00:00 2021", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 6 | FINISHED | COPY DATA | {"end_ts": "Fri May 20 00:00:00 2022", "start_ts": "Fri Mar 11 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 7 | FINISHED | COPY DATA | {"end_ts": "Fri Jul 29 00:00:00 2022", "start_ts": "Fri May 20 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 8 | FINISHED | COPY DATA | {"end_ts": "Fri Oct 07 00:00:00 2022", "start_ts": "Fri Jul 29 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 9 | FINISHED | COPY DATA | {"end_ts": "Fri Dec 16 00:00:00 2022", "start_ts": "Fri Oct 07 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 10 | FINISHED | COPY DATA | {"end_ts": "Fri Feb 24 00:00:00 2023", "start_ts": "Fri Dec 16 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
3 | 11 | FINISHED | COPY POLICIES | {"policies": [1002, 1001, 1000], "cagg_name_new": "conditions_summary_daily_new"}
3 | 12 | FINISHED | OVERRIDE CAGG | {"drop_old": false, "override": false, "cagg_name_new": "conditions_summary_daily_new"}
3 | 13 | FINISHED | DROP OLD CAGG | {"drop_old": false, "override": false, "cagg_name_new": "conditions_summary_daily_new"}
3 | 14 | FINISHED | ENABLE POLICIES | {"policies": [1003, 1004, 1005, 1002, 1001, 1000]}
(14 rows)
-- check migrated data. should return 0 (zero) rows
SELECT * FROM conditions_summary_daily
EXCEPT
SELECT * FROM conditions_summary_daily_new;
bucket | min | max | avg | sum
--------+-----+-----+-----+-----
(0 rows)
-- compress both caggs
SELECT compress_chunk(c) FROM show_chunks('conditions_summary_daily') c ORDER BY c::regclass::text;
compress_chunk
-----------------------------------------
_timescaledb_internal._hyper_3_54_chunk
_timescaledb_internal._hyper_3_55_chunk
_timescaledb_internal._hyper_3_56_chunk
_timescaledb_internal._hyper_3_57_chunk
_timescaledb_internal._hyper_3_58_chunk
_timescaledb_internal._hyper_3_59_chunk
(6 rows)
SELECT compress_chunk(c) FROM show_chunks('conditions_summary_daily_new') c ORDER BY c::regclass::text;
compress_chunk
-----------------------------------------
_timescaledb_internal._hyper_6_66_chunk
_timescaledb_internal._hyper_6_67_chunk
_timescaledb_internal._hyper_6_68_chunk
_timescaledb_internal._hyper_6_69_chunk
_timescaledb_internal._hyper_6_70_chunk
_timescaledb_internal._hyper_6_71_chunk
(6 rows)
-- check migrated data after compression. should return 0 (zero) rows
SELECT * FROM conditions_summary_daily
EXCEPT
SELECT * FROM conditions_summary_daily_new;
bucket | min | max | avg | sum
--------+-----+-----+-----+-----
(0 rows)
CREATE VIEW cagg_jobs AS
SELECT user_view_schema AS schema, user_view_name AS name, bgw_job.*
FROM _timescaledb_config.bgw_job
JOIN _timescaledb_catalog.continuous_agg ON mat_hypertable_id = hypertable_id
ORDER BY bgw_job.id;
-- test migration overriding the new cagg and keeping the old
DROP MATERIALIZED VIEW conditions_summary_daily_new;
psql:include/cagg_migrate_common.sql:228: NOTICE: drop cascades to 6 other objects
TRUNCATE _timescaledb_catalog.continuous_agg_migrate_plan RESTART IDENTITY CASCADE;
psql:include/cagg_migrate_common.sql:229: NOTICE: truncate cascades to table "continuous_agg_migrate_plan_step"
-- check policies before the migration
SELECT * FROM cagg_jobs WHERE schema = 'public' AND name = 'conditions_summary_daily';
schema | name | id | application_name | schedule_interval | max_runtime | max_retries | retry_period | proc_schema | proc_name | owner | scheduled | fixed_schedule | initial_start | hypertable_id | config | check_schema | check_name | timezone
--------+--------------------------+------+--------------------------------------------+-------------------+-------------+-------------+--------------+-----------------------+-------------------------------------+--------------------+-----------+----------------+---------------+---------------+--------------------------------------------------------------------------------+-----------------------+-------------------------------------------+----------
public | conditions_summary_daily | 1000 | Retention Policy [1000] | @ 1 day | @ 5 mins | -1 | @ 5 mins | _timescaledb_internal | policy_retention | cluster_super_user | t | f | | 3 | {"drop_after": "@ 30 days", "hypertable_id": 3} | _timescaledb_internal | policy_retention_check |
public | conditions_summary_daily | 1001 | Refresh Continuous Aggregate Policy [1001] | @ 1 hour | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_refresh_continuous_aggregate | cluster_super_user | t | f | | 3 | {"end_offset": "@ 1 day", "start_offset": "@ 30 days", "mat_hypertable_id": 3} | _timescaledb_internal | policy_refresh_continuous_aggregate_check |
public | conditions_summary_daily | 1002 | Compression Policy [1002] | @ 35 days | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_compression | cluster_super_user | t | f | | 3 | {"hypertable_id": 3, "compress_after": "@ 45 days"} | _timescaledb_internal | policy_compression_check |
(3 rows)
CALL cagg_migrate('conditions_summary_daily', override => TRUE);
psql:include/cagg_migrate_common.sql:232: NOTICE: continuous aggregate "conditions_summary_daily_new" is already up-to-date
-- cagg with the new format because it was overriden
\d+ conditions_summary_daily
View "public.conditions_summary_daily"
Column | Type | Collation | Nullable | Default | Storage | Description
--------+-----------------------------+-----------+----------+---------+---------+-------------
bucket | timestamp without time zone | | | | plain |
min | numeric | | | | main |
max | numeric | | | | main |
avg | numeric | | | | main |
sum | numeric | | | | main |
View definition:
SELECT _materialized_hypertable_8.bucket,
_materialized_hypertable_8.min,
_materialized_hypertable_8.max,
_materialized_hypertable_8.avg,
_materialized_hypertable_8.sum
FROM _timescaledb_internal._materialized_hypertable_8
WHERE _materialized_hypertable_8.bucket < COALESCE(_timescaledb_internal.to_timestamp_without_timezone(_timescaledb_internal.cagg_watermark(8)), '-infinity'::timestamp without time zone)
UNION ALL
SELECT time_bucket('@ 1 day'::interval, conditions."time") AS bucket,
min(conditions.temperature) AS min,
max(conditions.temperature) AS max,
avg(conditions.temperature) AS avg,
sum(conditions.temperature) AS sum
FROM conditions
WHERE conditions."time" >= COALESCE(_timescaledb_internal.to_timestamp_without_timezone(_timescaledb_internal.cagg_watermark(8)), '-infinity'::timestamp without time zone)
GROUP BY (time_bucket('@ 1 day'::interval, conditions."time"));
-- cagg with the old format because it was overriden
\d+ conditions_summary_daily_old
View "public.conditions_summary_daily_old"
Column | Type | Collation | Nullable | Default | Storage | Description
--------+-----------------------------+-----------+----------+---------+---------+-------------
bucket | timestamp without time zone | | | | plain |
min | numeric | | | | main |
max | numeric | | | | main |
avg | numeric | | | | main |
sum | numeric | | | | main |
View definition:
SELECT _materialized_hypertable_3.bucket,
_timescaledb_internal.finalize_agg('pg_catalog.min(numeric)'::text, NULL::name, NULL::name, '{{pg_catalog,numeric}}'::name[], _materialized_hypertable_3.agg_2_2, NULL::numeric) AS min,
_timescaledb_internal.finalize_agg('pg_catalog.max(numeric)'::text, NULL::name, NULL::name, '{{pg_catalog,numeric}}'::name[], _materialized_hypertable_3.agg_3_3, NULL::numeric) AS max,
_timescaledb_internal.finalize_agg('pg_catalog.avg(numeric)'::text, NULL::name, NULL::name, '{{pg_catalog,numeric}}'::name[], _materialized_hypertable_3.agg_4_4, NULL::numeric) AS avg,
_timescaledb_internal.finalize_agg('pg_catalog.sum(numeric)'::text, NULL::name, NULL::name, '{{pg_catalog,numeric}}'::name[], _materialized_hypertable_3.agg_5_5, NULL::numeric) AS sum
FROM _timescaledb_internal._materialized_hypertable_3
WHERE _materialized_hypertable_3.bucket < COALESCE(_timescaledb_internal.to_timestamp_without_timezone(_timescaledb_internal.cagg_watermark(3)), '-infinity'::timestamp without time zone)
GROUP BY _materialized_hypertable_3.bucket
UNION ALL
SELECT time_bucket('@ 1 day'::interval, conditions."time") AS bucket,
min(conditions.temperature) AS min,
max(conditions.temperature) AS max,
avg(conditions.temperature) AS avg,
sum(conditions.temperature) AS sum
FROM conditions
WHERE conditions."time" >= COALESCE(_timescaledb_internal.to_timestamp_without_timezone(_timescaledb_internal.cagg_watermark(3)), '-infinity'::timestamp without time zone)
GROUP BY (time_bucket('@ 1 day'::interval, conditions."time"));
\set ON_ERROR_STOP 0
-- should fail because the cagg was overriden
SELECT * FROM conditions_summary_daily_new;
psql:include/cagg_migrate_common.sql:239: ERROR: relation "conditions_summary_daily_new" does not exist at character 15
\set ON_ERROR_STOP 1
-- check policies after the migration
SELECT * FROM cagg_jobs WHERE schema = 'public' AND name = 'conditions_summary_daily';
schema | name | id | application_name | schedule_interval | max_runtime | max_retries | retry_period | proc_schema | proc_name | owner | scheduled | fixed_schedule | initial_start | hypertable_id | config | check_schema | check_name | timezone
--------+--------------------------+------+--------------------------------------------+-------------------+-------------+-------------+--------------+-----------------------+-------------------------------------+--------------------+-----------+----------------+---------------+---------------+--------------------------------------------------------------------------------+-----------------------+-------------------------------------------+----------
public | conditions_summary_daily | 1006 | Retention Policy [1006] | @ 1 day | @ 5 mins | -1 | @ 5 mins | _timescaledb_internal | policy_retention | cluster_super_user | t | f | | 8 | {"drop_after": "@ 30 days", "hypertable_id": 8} | _timescaledb_internal | policy_retention_check |
public | conditions_summary_daily | 1007 | Refresh Continuous Aggregate Policy [1007] | @ 1 hour | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_refresh_continuous_aggregate | cluster_super_user | t | f | | 8 | {"end_offset": "@ 1 day", "start_offset": "@ 30 days", "mat_hypertable_id": 8} | _timescaledb_internal | policy_refresh_continuous_aggregate_check |
public | conditions_summary_daily | 1008 | Compression Policy [1008] | @ 35 days | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_compression | cluster_super_user | t | f | | 8 | {"hypertable_id": 8, "compress_after": "@ 45 days"} | _timescaledb_internal | policy_compression_check |
(3 rows)
-- should return the old cagg jobs
SELECT * FROM cagg_jobs WHERE schema = 'public' AND name = 'conditions_summary_daily_old';
schema | name | id | application_name | schedule_interval | max_runtime | max_retries | retry_period | proc_schema | proc_name | owner | scheduled | fixed_schedule | initial_start | hypertable_id | config | check_schema | check_name | timezone
--------+------------------------------+------+--------------------------------------------+-------------------+-------------+-------------+--------------+-----------------------+-------------------------------------+--------------------+-----------+----------------+---------------+---------------+--------------------------------------------------------------------------------+-----------------------+-------------------------------------------+----------
public | conditions_summary_daily_old | 1000 | Retention Policy [1000] | @ 1 day | @ 5 mins | -1 | @ 5 mins | _timescaledb_internal | policy_retention | cluster_super_user | t | f | | 3 | {"drop_after": "@ 30 days", "hypertable_id": 3} | _timescaledb_internal | policy_retention_check |
public | conditions_summary_daily_old | 1001 | Refresh Continuous Aggregate Policy [1001] | @ 1 hour | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_refresh_continuous_aggregate | cluster_super_user | t | f | | 3 | {"end_offset": "@ 1 day", "start_offset": "@ 30 days", "mat_hypertable_id": 3} | _timescaledb_internal | policy_refresh_continuous_aggregate_check |
public | conditions_summary_daily_old | 1002 | Compression Policy [1002] | @ 35 days | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_compression | cluster_super_user | t | f | | 3 | {"hypertable_id": 3, "compress_after": "@ 45 days"} | _timescaledb_internal | policy_compression_check |
(3 rows)
-- should return no rows because the cagg was overwritten
SELECT * FROM cagg_jobs WHERE schema = 'public' AND name = 'conditions_summary_daily_new';
schema | name | id | application_name | schedule_interval | max_runtime | max_retries | retry_period | proc_schema | proc_name | owner | scheduled | fixed_schedule | initial_start | hypertable_id | config | check_schema | check_name | timezone
--------+------+----+------------------+-------------------+-------------+-------------+--------------+-------------+-----------+-------+-----------+----------------+---------------+---------------+--------+--------------+------------+----------
(0 rows)
-- test migration overriding the new cagg and removing the old
TRUNCATE _timescaledb_catalog.continuous_agg_migrate_plan RESTART IDENTITY CASCADE;
psql:include/cagg_migrate_common.sql:249: NOTICE: truncate cascades to table "continuous_agg_migrate_plan_step"
DROP MATERIALIZED VIEW conditions_summary_daily;
psql:include/cagg_migrate_common.sql:250: NOTICE: drop cascades to 6 other objects
ALTER MATERIALIZED VIEW conditions_summary_daily_old RENAME TO conditions_summary_daily;
-- check policies before the migration
SELECT * FROM cagg_jobs WHERE schema = 'public' AND name = 'conditions_summary_daily';
schema | name | id | application_name | schedule_interval | max_runtime | max_retries | retry_period | proc_schema | proc_name | owner | scheduled | fixed_schedule | initial_start | hypertable_id | config | check_schema | check_name | timezone
--------+--------------------------+------+--------------------------------------------+-------------------+-------------+-------------+--------------+-----------------------+-------------------------------------+--------------------+-----------+----------------+---------------+---------------+--------------------------------------------------------------------------------+-----------------------+-------------------------------------------+----------
public | conditions_summary_daily | 1000 | Retention Policy [1000] | @ 1 day | @ 5 mins | -1 | @ 5 mins | _timescaledb_internal | policy_retention | cluster_super_user | t | f | | 3 | {"drop_after": "@ 30 days", "hypertable_id": 3} | _timescaledb_internal | policy_retention_check |
public | conditions_summary_daily | 1001 | Refresh Continuous Aggregate Policy [1001] | @ 1 hour | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_refresh_continuous_aggregate | cluster_super_user | t | f | | 3 | {"end_offset": "@ 1 day", "start_offset": "@ 30 days", "mat_hypertable_id": 3} | _timescaledb_internal | policy_refresh_continuous_aggregate_check |
public | conditions_summary_daily | 1002 | Compression Policy [1002] | @ 35 days | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_compression | cluster_super_user | t | f | | 3 | {"hypertable_id": 3, "compress_after": "@ 45 days"} | _timescaledb_internal | policy_compression_check |
(3 rows)
CALL cagg_migrate('conditions_summary_daily', override => TRUE, drop_old => TRUE);
psql:include/cagg_migrate_common.sql:254: NOTICE: continuous aggregate "conditions_summary_daily_new" is already up-to-date
psql:include/cagg_migrate_common.sql:254: NOTICE: drop cascades to 6 other objects
psql:include/cagg_migrate_common.sql:254: NOTICE: job 1002 not found, skipping
psql:include/cagg_migrate_common.sql:254: NOTICE: job 1001 not found, skipping
psql:include/cagg_migrate_common.sql:254: NOTICE: job 1000 not found, skipping
-- cagg with the new format because it was overriden
\d+ conditions_summary_daily
View "public.conditions_summary_daily"
Column | Type | Collation | Nullable | Default | Storage | Description
--------+-----------------------------+-----------+----------+---------+---------+-------------
bucket | timestamp without time zone | | | | plain |
min | numeric | | | | main |
max | numeric | | | | main |
avg | numeric | | | | main |
sum | numeric | | | | main |
View definition:
SELECT _materialized_hypertable_10.bucket,
_materialized_hypertable_10.min,
_materialized_hypertable_10.max,
_materialized_hypertable_10.avg,
_materialized_hypertable_10.sum
FROM _timescaledb_internal._materialized_hypertable_10
WHERE _materialized_hypertable_10.bucket < COALESCE(_timescaledb_internal.to_timestamp_without_timezone(_timescaledb_internal.cagg_watermark(10)), '-infinity'::timestamp without time zone)
UNION ALL
SELECT time_bucket('@ 1 day'::interval, conditions."time") AS bucket,
min(conditions.temperature) AS min,
max(conditions.temperature) AS max,
avg(conditions.temperature) AS avg,
sum(conditions.temperature) AS sum
FROM conditions
WHERE conditions."time" >= COALESCE(_timescaledb_internal.to_timestamp_without_timezone(_timescaledb_internal.cagg_watermark(10)), '-infinity'::timestamp without time zone)
GROUP BY (time_bucket('@ 1 day'::interval, conditions."time"));
\set ON_ERROR_STOP 0
-- should fail because the cagg was overriden
SELECT * FROM conditions_summary_daily_new;
psql:include/cagg_migrate_common.sql:259: ERROR: relation "conditions_summary_daily_new" does not exist at character 15
-- should fail because the old cagg was removed
SELECT * FROM conditions_summary_daily_old;
psql:include/cagg_migrate_common.sql:261: ERROR: relation "conditions_summary_daily_old" does not exist at character 15
\set ON_ERROR_STOP 1
-- check policies after the migration
SELECT * FROM cagg_jobs WHERE schema = 'public' AND name = 'conditions_summary_daily';
schema | name | id | application_name | schedule_interval | max_runtime | max_retries | retry_period | proc_schema | proc_name | owner | scheduled | fixed_schedule | initial_start | hypertable_id | config | check_schema | check_name | timezone
--------+--------------------------+------+--------------------------------------------+-------------------+-------------+-------------+--------------+-----------------------+-------------------------------------+--------------------+-----------+----------------+---------------+---------------+---------------------------------------------------------------------------------+-----------------------+-------------------------------------------+----------
public | conditions_summary_daily | 1009 | Retention Policy [1009] | @ 1 day | @ 5 mins | -1 | @ 5 mins | _timescaledb_internal | policy_retention | cluster_super_user | t | f | | 10 | {"drop_after": "@ 30 days", "hypertable_id": 10} | _timescaledb_internal | policy_retention_check |
public | conditions_summary_daily | 1010 | Refresh Continuous Aggregate Policy [1010] | @ 1 hour | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_refresh_continuous_aggregate | cluster_super_user | t | f | | 10 | {"end_offset": "@ 1 day", "start_offset": "@ 30 days", "mat_hypertable_id": 10} | _timescaledb_internal | policy_refresh_continuous_aggregate_check |
public | conditions_summary_daily | 1011 | Compression Policy [1011] | @ 35 days | @ 0 | -1 | @ 1 hour | _timescaledb_internal | policy_compression | cluster_super_user | t | f | | 10 | {"hypertable_id": 10, "compress_after": "@ 45 days"} | _timescaledb_internal | policy_compression_check |
(3 rows)
-- should return no rows because the old cagg was removed
SELECT * FROM cagg_jobs WHERE schema = 'public' AND name = 'conditions_summary_daily_old';
schema | name | id | application_name | schedule_interval | max_runtime | max_retries | retry_period | proc_schema | proc_name | owner | scheduled | fixed_schedule | initial_start | hypertable_id | config | check_schema | check_name | timezone
--------+------+----+------------------+-------------------+-------------+-------------+--------------+-------------+-----------+-------+-----------+----------------+---------------+---------------+--------+--------------+------------+----------
(0 rows)
-- should return no rows because the cagg was overwritten
SELECT * FROM cagg_jobs WHERE schema = 'public' AND name = 'conditions_summary_daily_new';
schema | name | id | application_name | schedule_interval | max_runtime | max_retries | retry_period | proc_schema | proc_name | owner | scheduled | fixed_schedule | initial_start | hypertable_id | config | check_schema | check_name | timezone
--------+------+----+------------------+-------------------+-------------+-------------+--------------+-------------+-----------+-------+-----------+----------------+---------------+---------------+--------+--------------+------------+----------
(0 rows)
-- permissions test
TRUNCATE _timescaledb_catalog.continuous_agg_migrate_plan RESTART IDENTITY CASCADE;
psql:include/cagg_migrate_common.sql:271: NOTICE: truncate cascades to table "continuous_agg_migrate_plan_step"
DROP MATERIALIZED VIEW conditions_summary_daily;
psql:include/cagg_migrate_common.sql:272: NOTICE: drop cascades to 6 other objects
GRANT ALL ON TABLE conditions TO :ROLE_DEFAULT_PERM_USER;
SET ROLE :ROLE_DEFAULT_PERM_USER;
CREATE MATERIALIZED VIEW conditions_summary_daily
WITH (timescaledb.continuous, timescaledb.finalized=false) AS
SELECT
\if :IS_TIME_DIMENSION
time_bucket(INTERVAL '1 day', "time") AS bucket,
\else
time_bucket(INTEGER '24', "time") AS bucket,
\endif
MIN(temperature),
MAX(temperature),
AVG(temperature),
SUM(temperature)
FROM
conditions
GROUP BY
bucket;
psql:include/cagg_migrate_common.sql:291: NOTICE: refreshing continuous aggregate "conditions_summary_daily"
\set ON_ERROR_STOP 0
-- should fail because the lack of permissions on 'continuous_agg_migrate_plan' catalog table
CALL cagg_migrate('conditions_summary_daily');
psql:include/cagg_migrate_common.sql:295: ERROR: permission denied for table continuous_agg_migrate_plan
\set ON_ERROR_STOP 1
RESET ROLE;
GRANT SELECT, INSERT, UPDATE ON TABLE _timescaledb_catalog.continuous_agg_migrate_plan TO :ROLE_DEFAULT_PERM_USER;
SET ROLE :ROLE_DEFAULT_PERM_USER;
\set ON_ERROR_STOP 0
-- should fail because the lack of permissions on 'continuous_agg_migrate_plan_step' catalog table
CALL cagg_migrate('conditions_summary_daily');
psql:include/cagg_migrate_common.sql:305: ERROR: permission denied for table continuous_agg_migrate_plan_step
\set ON_ERROR_STOP 1
RESET ROLE;
GRANT SELECT, INSERT, UPDATE ON TABLE _timescaledb_catalog.continuous_agg_migrate_plan_step TO :ROLE_DEFAULT_PERM_USER;
SET ROLE :ROLE_DEFAULT_PERM_USER;
\set ON_ERROR_STOP 0
-- should fail because the lack of permissions on 'continuous_agg_migrate_plan_step_step_id_seq' catalog sequence
CALL cagg_migrate('conditions_summary_daily');
psql:include/cagg_migrate_common.sql:315: ERROR: permission denied for sequence continuous_agg_migrate_plan_step_step_id_seq
\set ON_ERROR_STOP 1
RESET ROLE;
GRANT USAGE ON SEQUENCE _timescaledb_catalog.continuous_agg_migrate_plan_step_step_id_seq TO :ROLE_DEFAULT_PERM_USER;
SET ROLE :ROLE_DEFAULT_PERM_USER;
-- all necessary permissions granted
CALL cagg_migrate('conditions_summary_daily');
psql:include/cagg_migrate_common.sql:324: NOTICE: continuous aggregate "conditions_summary_daily_new" is already up-to-date
-- check migrated data. should return 0 (zero) rows
SELECT * FROM conditions_summary_daily
EXCEPT
SELECT * FROM conditions_summary_daily_new;
bucket | min | max | avg | sum
--------+-----+-----+-----+-----
(0 rows)
SELECT mat_hypertable_id, step_id, status, type, config FROM _timescaledb_catalog.continuous_agg_migrate_plan_step ORDER BY step_id;
mat_hypertable_id | step_id | status | type | config
-------------------+---------+----------+------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
12 | 1 | FINISHED | SAVE WATERMARK | {"watermark": "Sun Jan 01 00:00:00 2023"}
12 | 2 | FINISHED | CREATE NEW CAGG | {"cagg_name_new": "conditions_summary_daily_new"}
12 | 3 | FINISHED | DISABLE POLICIES | {"policies": null}
12 | 4 | FINISHED | REFRESH NEW CAGG | {"window_start": "Sun Jan 01 00:00:00 2023", "cagg_name_new": "conditions_summary_daily_new", "window_start_type": "timestamp without time zone"}
12 | 5 | FINISHED | COPY DATA | {"end_ts": "Fri Mar 11 00:00:00 2022", "start_ts": "Fri Dec 31 00:00:00 2021", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
12 | 6 | FINISHED | COPY DATA | {"end_ts": "Fri May 20 00:00:00 2022", "start_ts": "Fri Mar 11 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
12 | 7 | FINISHED | COPY DATA | {"end_ts": "Fri Jul 29 00:00:00 2022", "start_ts": "Fri May 20 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
12 | 8 | FINISHED | COPY DATA | {"end_ts": "Fri Oct 07 00:00:00 2022", "start_ts": "Fri Jul 29 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
12 | 9 | FINISHED | COPY DATA | {"end_ts": "Fri Dec 16 00:00:00 2022", "start_ts": "Fri Oct 07 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
12 | 10 | FINISHED | COPY DATA | {"end_ts": "Fri Feb 24 00:00:00 2023", "start_ts": "Fri Dec 16 00:00:00 2022", "cagg_name_new": "conditions_summary_daily_new", "bucket_column_name": "bucket", "bucket_column_type": "timestamp without time zone"}
12 | 11 | FINISHED | COPY POLICIES | {"policies": null, "cagg_name_new": "conditions_summary_daily_new"}
12 | 12 | FINISHED | OVERRIDE CAGG | {"drop_old": false, "override": false, "cagg_name_new": "conditions_summary_daily_new"}
12 | 13 | FINISHED | DROP OLD CAGG | {"drop_old": false, "override": false, "cagg_name_new": "conditions_summary_daily_new"}
12 | 14 | FINISHED | ENABLE POLICIES |
(14 rows)
RESET ROLE;
-- according to the official documentation trying to execute a procedure with
-- transaction control statements inside an explicit transaction should fail:
-- https://www.postgresql.org/docs/current/sql-call.html
-- `If CALL is executed in a transaction block, then the called procedure cannot
-- execute transaction control statements. Transaction control statements are only
-- allowed if CALL is executed in its own transaction.`
TRUNCATE _timescaledb_catalog.continuous_agg_migrate_plan RESTART IDENTITY CASCADE;
psql:include/cagg_migrate_common.sql:341: NOTICE: truncate cascades to table "continuous_agg_migrate_plan_step"
DROP MATERIALIZED VIEW conditions_summary_daily_new;
psql:include/cagg_migrate_common.sql:342: NOTICE: drop cascades to 6 other objects
\set ON_ERROR_STOP 0
BEGIN;
-- should fail with `invalid transaction termination`
CALL cagg_migrate('conditions_summary_daily');
psql:include/cagg_migrate_common.sql:347: ERROR: invalid transaction termination
ROLLBACK;
\set ON_ERROR_STOP 1
CREATE FUNCTION execute_migration() RETURNS void AS
$$
BEGIN
CALL cagg_migrate('conditions_summary_daily');
RETURN;
END;
$$
LANGUAGE plpgsql;
\set ON_ERROR_STOP 0
-- execute migration inside a plpgsql function
BEGIN;
-- should fail with `invalid transaction termination`
SELECT execute_migration();
psql:include/cagg_migrate_common.sql:364: ERROR: invalid transaction termination
ROLLBACK;
\set ON_ERROR_STOP 1