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Use daterange and YMD in without_overlaps tests instead of tsrange.
This makes things a lot easier to read, especially when we get to the FOREIGN KEY tests later. Author: Paul A. Jungwirth <pj@illuminatedcomputing.com> Discussion: https://www.postgresql.org/message-id/flat/CA+renyUApHgSZF9-nd-a0+OPGharLQLO=mDHcY4_qQ0+noCUVg@mail.gmail.com
This commit is contained in:
Peter Eisentraut
parent
794f10f6b9
commit
a88c800deb
@ -3,12 +3,13 @@
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-- We leave behind several tables to test pg_dump etc:
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-- temporal_rng, temporal_rng2,
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-- temporal_fk_rng2rng.
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SET datestyle TO ISO, YMD;
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--
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-- test input parser
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--
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-- PK with no columns just WITHOUT OVERLAPS:
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CREATE TABLE temporal_rng (
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng_pk PRIMARY KEY (valid_at WITHOUT OVERLAPS)
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);
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ERROR: constraint using WITHOUT OVERLAPS needs at least two columns
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@ -34,7 +35,7 @@ CREATE TABLE temporal_rng (
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-- use an int4range instead of an int.
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-- (The rangetypes regression test uses the same trick.)
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id int4range,
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng_pk PRIMARY KEY (id, valid_at WITHOUT OVERLAPS)
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);
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\d temporal_rng
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@ -42,7 +43,7 @@ CREATE TABLE temporal_rng (
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Column | Type | Collation | Nullable | Default
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----------+-----------+-----------+----------+---------
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id | int4range | | not null |
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valid_at | tsrange | | not null |
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valid_at | daterange | | not null |
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Indexes:
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"temporal_rng_pk" PRIMARY KEY (id, valid_at WITHOUT OVERLAPS)
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@ -63,7 +64,7 @@ SELECT pg_get_indexdef(conindid, 0, true) FROM pg_constraint WHERE conname = 'te
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CREATE TABLE temporal_rng2 (
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id1 int4range,
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id2 int4range,
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng2_pk PRIMARY KEY (id1, id2, valid_at WITHOUT OVERLAPS)
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);
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\d temporal_rng2
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@ -72,7 +73,7 @@ CREATE TABLE temporal_rng2 (
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----------+-----------+-----------+----------+---------
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id1 | int4range | | not null |
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id2 | int4range | | not null |
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valid_at | tsrange | | not null |
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valid_at | daterange | | not null |
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Indexes:
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"temporal_rng2_pk" PRIMARY KEY (id1, id2, valid_at WITHOUT OVERLAPS)
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@ -115,7 +116,7 @@ Indexes:
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-- UNIQUE with no columns just WITHOUT OVERLAPS:
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CREATE TABLE temporal_rng3 (
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng3_uq UNIQUE (valid_at WITHOUT OVERLAPS)
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);
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ERROR: constraint using WITHOUT OVERLAPS needs at least two columns
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@ -138,7 +139,7 @@ HINT: You must specify an operator class for the index or define a default oper
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-- UNIQUE with one column plus a range:
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CREATE TABLE temporal_rng3 (
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id int4range,
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng3_uq UNIQUE (id, valid_at WITHOUT OVERLAPS)
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);
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\d temporal_rng3
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@ -146,7 +147,7 @@ CREATE TABLE temporal_rng3 (
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Column | Type | Collation | Nullable | Default
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----------+-----------+-----------+----------+---------
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id | int4range | | |
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valid_at | tsrange | | |
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valid_at | daterange | | |
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Indexes:
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"temporal_rng3_uq" UNIQUE (id, valid_at WITHOUT OVERLAPS)
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@ -167,7 +168,7 @@ DROP TABLE temporal_rng3;
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CREATE TABLE temporal_rng3 (
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id1 int4range,
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id2 int4range,
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng3_uq UNIQUE (id1, id2, valid_at WITHOUT OVERLAPS)
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);
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\d temporal_rng3
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@ -176,7 +177,7 @@ CREATE TABLE temporal_rng3 (
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----------+-----------+-----------+----------+---------
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id1 | int4range | | |
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id2 | int4range | | |
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valid_at | tsrange | | |
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valid_at | daterange | | |
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Indexes:
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"temporal_rng3_uq" UNIQUE (id1, id2, valid_at WITHOUT OVERLAPS)
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@ -209,7 +210,7 @@ DROP TYPE textrange2;
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DROP TABLE temporal_rng;
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CREATE TABLE temporal_rng (
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id int4range,
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valid_at tsrange
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valid_at daterange
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);
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ALTER TABLE temporal_rng
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ADD CONSTRAINT temporal_rng_pk
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@ -217,7 +218,7 @@ ALTER TABLE temporal_rng
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-- PK with USING INDEX (not possible):
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CREATE TABLE temporal3 (
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id int4range,
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valid_at tsrange
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valid_at daterange
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);
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CREATE INDEX idx_temporal3_uq ON temporal3 USING gist (id, valid_at);
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ALTER TABLE temporal3
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@ -231,7 +232,7 @@ DROP TABLE temporal3;
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-- UNIQUE with USING INDEX (not possible):
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CREATE TABLE temporal3 (
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id int4range,
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valid_at tsrange
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valid_at daterange
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);
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CREATE INDEX idx_temporal3_uq ON temporal3 USING gist (id, valid_at);
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ALTER TABLE temporal3
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@ -245,7 +246,7 @@ DROP TABLE temporal3;
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-- UNIQUE with USING [UNIQUE] INDEX (possible but not a temporal constraint):
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CREATE TABLE temporal3 (
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id int4range,
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valid_at tsrange
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valid_at daterange
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);
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CREATE UNIQUE INDEX idx_temporal3_uq ON temporal3 (id, valid_at);
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ALTER TABLE temporal3
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@ -258,7 +259,7 @@ CREATE TABLE temporal3 (
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id int4range
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);
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ALTER TABLE temporal3
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ADD COLUMN valid_at tsrange,
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ADD COLUMN valid_at daterange,
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ADD CONSTRAINT temporal3_pk
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PRIMARY KEY (id, valid_at WITHOUT OVERLAPS);
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DROP TABLE temporal3;
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@ -267,7 +268,7 @@ CREATE TABLE temporal3 (
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id int4range
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);
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ALTER TABLE temporal3
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ADD COLUMN valid_at tsrange,
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ADD COLUMN valid_at daterange,
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ADD CONSTRAINT temporal3_uq
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UNIQUE (id, valid_at WITHOUT OVERLAPS);
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DROP TABLE temporal3;
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@ -275,17 +276,17 @@ DROP TABLE temporal3;
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-- test PK inserts
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--
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-- okay:
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INSERT INTO temporal_rng VALUES ('[1,1]', tsrange('2018-01-02', '2018-02-03'));
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INSERT INTO temporal_rng VALUES ('[1,1]', tsrange('2018-03-03', '2018-04-04'));
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INSERT INTO temporal_rng VALUES ('[2,2]', tsrange('2018-01-01', '2018-01-05'));
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INSERT INTO temporal_rng VALUES ('[3,3]', tsrange('2018-01-01', NULL));
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INSERT INTO temporal_rng VALUES ('[1,1]', daterange('2018-01-02', '2018-02-03'));
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INSERT INTO temporal_rng VALUES ('[1,1]', daterange('2018-03-03', '2018-04-04'));
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INSERT INTO temporal_rng VALUES ('[2,2]', daterange('2018-01-01', '2018-01-05'));
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INSERT INTO temporal_rng VALUES ('[3,3]', daterange('2018-01-01', NULL));
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-- should fail:
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INSERT INTO temporal_rng VALUES ('[1,1]', tsrange('2018-01-01', '2018-01-05'));
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INSERT INTO temporal_rng VALUES ('[1,1]', daterange('2018-01-01', '2018-01-05'));
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ERROR: conflicting key value violates exclusion constraint "temporal_rng_pk"
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DETAIL: Key (id, valid_at)=([1,2), ["Mon Jan 01 00:00:00 2018","Fri Jan 05 00:00:00 2018")) conflicts with existing key (id, valid_at)=([1,2), ["Tue Jan 02 00:00:00 2018","Sat Feb 03 00:00:00 2018")).
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INSERT INTO temporal_rng VALUES (NULL, tsrange('2018-01-01', '2018-01-05'));
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DETAIL: Key (id, valid_at)=([1,2), [2018-01-01,2018-01-05)) conflicts with existing key (id, valid_at)=([1,2), [2018-01-02,2018-02-03)).
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INSERT INTO temporal_rng VALUES (NULL, daterange('2018-01-01', '2018-01-05'));
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ERROR: null value in column "id" of relation "temporal_rng" violates not-null constraint
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DETAIL: Failing row contains (null, ["Mon Jan 01 00:00:00 2018","Fri Jan 05 00:00:00 2018")).
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DETAIL: Failing row contains (null, [2018-01-01,2018-01-05)).
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INSERT INTO temporal_rng VALUES ('[3,3]', NULL);
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ERROR: null value in column "valid_at" of relation "temporal_rng" violates not-null constraint
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DETAIL: Failing row contains ([3,4), null).
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@ -311,7 +312,7 @@ DROP TABLE temporal3;
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--
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CREATE TABLE temporal3 (
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id int4range,
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal3_pk PRIMARY KEY (id, valid_at WITHOUT OVERLAPS)
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);
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ALTER TABLE temporal3 ALTER COLUMN valid_at DROP NOT NULL;
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@ -339,22 +340,22 @@ INSERT INTO temporal_partitioned VALUES
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SELECT * FROM temporal_partitioned ORDER BY id, valid_at;
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id | valid_at | name
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-------+-------------------------+-------
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[1,2) | [01-01-2000,02-01-2000) | one
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[1,2) | [02-01-2000,03-01-2000) | one
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[3,4) | [01-01-2000,01-01-2010) | three
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[1,2) | [2000-01-01,2000-02-01) | one
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[1,2) | [2000-02-01,2000-03-01) | one
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[3,4) | [2000-01-01,2010-01-01) | three
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(3 rows)
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SELECT * FROM tp1 ORDER BY id, valid_at;
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id | valid_at | name
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-------+-------------------------+------
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[1,2) | [01-01-2000,02-01-2000) | one
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[1,2) | [02-01-2000,03-01-2000) | one
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[1,2) | [2000-01-01,2000-02-01) | one
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[1,2) | [2000-02-01,2000-03-01) | one
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(2 rows)
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SELECT * FROM tp2 ORDER BY id, valid_at;
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id | valid_at | name
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-------+-------------------------+-------
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[3,4) | [01-01-2000,01-01-2010) | three
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[3,4) | [2000-01-01,2010-01-01) | three
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(1 row)
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DROP TABLE temporal_partitioned;
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@ -374,22 +375,23 @@ INSERT INTO temporal_partitioned VALUES
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SELECT * FROM temporal_partitioned ORDER BY id, valid_at;
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id | valid_at | name
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-------+-------------------------+-------
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[1,2) | [01-01-2000,02-01-2000) | one
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[1,2) | [02-01-2000,03-01-2000) | one
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[3,4) | [01-01-2000,01-01-2010) | three
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[1,2) | [2000-01-01,2000-02-01) | one
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[1,2) | [2000-02-01,2000-03-01) | one
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[3,4) | [2000-01-01,2010-01-01) | three
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(3 rows)
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SELECT * FROM tp1 ORDER BY id, valid_at;
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id | valid_at | name
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-------+-------------------------+------
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[1,2) | [01-01-2000,02-01-2000) | one
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[1,2) | [02-01-2000,03-01-2000) | one
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[1,2) | [2000-01-01,2000-02-01) | one
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[1,2) | [2000-02-01,2000-03-01) | one
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(2 rows)
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SELECT * FROM tp2 ORDER BY id, valid_at;
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id | valid_at | name
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-------+-------------------------+-------
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[3,4) | [01-01-2000,01-01-2010) | three
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[3,4) | [2000-01-01,2010-01-01) | three
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(1 row)
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DROP TABLE temporal_partitioned;
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RESET datestyle;
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@ -4,6 +4,8 @@
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-- temporal_rng, temporal_rng2,
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-- temporal_fk_rng2rng.
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SET datestyle TO ISO, YMD;
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--
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-- test input parser
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--
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@ -11,7 +13,7 @@
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-- PK with no columns just WITHOUT OVERLAPS:
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CREATE TABLE temporal_rng (
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng_pk PRIMARY KEY (valid_at WITHOUT OVERLAPS)
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);
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@ -37,7 +39,7 @@ CREATE TABLE temporal_rng (
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-- use an int4range instead of an int.
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-- (The rangetypes regression test uses the same trick.)
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id int4range,
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng_pk PRIMARY KEY (id, valid_at WITHOUT OVERLAPS)
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);
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\d temporal_rng
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@ -49,7 +51,7 @@ SELECT pg_get_indexdef(conindid, 0, true) FROM pg_constraint WHERE conname = 'te
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CREATE TABLE temporal_rng2 (
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id1 int4range,
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id2 int4range,
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng2_pk PRIMARY KEY (id1, id2, valid_at WITHOUT OVERLAPS)
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);
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\d temporal_rng2
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@ -79,7 +81,7 @@ CREATE TABLE temporal_mltrng (
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-- UNIQUE with no columns just WITHOUT OVERLAPS:
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CREATE TABLE temporal_rng3 (
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng3_uq UNIQUE (valid_at WITHOUT OVERLAPS)
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);
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@ -102,7 +104,7 @@ CREATE TABLE temporal_rng3 (
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CREATE TABLE temporal_rng3 (
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id int4range,
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng3_uq UNIQUE (id, valid_at WITHOUT OVERLAPS)
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);
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\d temporal_rng3
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@ -114,7 +116,7 @@ DROP TABLE temporal_rng3;
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CREATE TABLE temporal_rng3 (
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id1 int4range,
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id2 int4range,
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal_rng3_uq UNIQUE (id1, id2, valid_at WITHOUT OVERLAPS)
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);
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\d temporal_rng3
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@ -140,7 +142,7 @@ DROP TYPE textrange2;
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DROP TABLE temporal_rng;
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CREATE TABLE temporal_rng (
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id int4range,
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valid_at tsrange
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valid_at daterange
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);
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ALTER TABLE temporal_rng
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ADD CONSTRAINT temporal_rng_pk
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@ -149,7 +151,7 @@ ALTER TABLE temporal_rng
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-- PK with USING INDEX (not possible):
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CREATE TABLE temporal3 (
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id int4range,
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valid_at tsrange
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valid_at daterange
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);
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CREATE INDEX idx_temporal3_uq ON temporal3 USING gist (id, valid_at);
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ALTER TABLE temporal3
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@ -160,7 +162,7 @@ DROP TABLE temporal3;
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-- UNIQUE with USING INDEX (not possible):
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CREATE TABLE temporal3 (
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id int4range,
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valid_at tsrange
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valid_at daterange
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);
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CREATE INDEX idx_temporal3_uq ON temporal3 USING gist (id, valid_at);
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ALTER TABLE temporal3
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@ -171,7 +173,7 @@ DROP TABLE temporal3;
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-- UNIQUE with USING [UNIQUE] INDEX (possible but not a temporal constraint):
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CREATE TABLE temporal3 (
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id int4range,
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valid_at tsrange
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valid_at daterange
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);
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CREATE UNIQUE INDEX idx_temporal3_uq ON temporal3 (id, valid_at);
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ALTER TABLE temporal3
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@ -184,7 +186,7 @@ CREATE TABLE temporal3 (
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id int4range
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);
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ALTER TABLE temporal3
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ADD COLUMN valid_at tsrange,
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ADD COLUMN valid_at daterange,
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ADD CONSTRAINT temporal3_pk
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PRIMARY KEY (id, valid_at WITHOUT OVERLAPS);
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DROP TABLE temporal3;
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@ -194,7 +196,7 @@ CREATE TABLE temporal3 (
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id int4range
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);
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ALTER TABLE temporal3
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ADD COLUMN valid_at tsrange,
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ADD COLUMN valid_at daterange,
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ADD CONSTRAINT temporal3_uq
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UNIQUE (id, valid_at WITHOUT OVERLAPS);
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DROP TABLE temporal3;
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@ -204,14 +206,14 @@ DROP TABLE temporal3;
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--
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-- okay:
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INSERT INTO temporal_rng VALUES ('[1,1]', tsrange('2018-01-02', '2018-02-03'));
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INSERT INTO temporal_rng VALUES ('[1,1]', tsrange('2018-03-03', '2018-04-04'));
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INSERT INTO temporal_rng VALUES ('[2,2]', tsrange('2018-01-01', '2018-01-05'));
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INSERT INTO temporal_rng VALUES ('[3,3]', tsrange('2018-01-01', NULL));
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INSERT INTO temporal_rng VALUES ('[1,1]', daterange('2018-01-02', '2018-02-03'));
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INSERT INTO temporal_rng VALUES ('[1,1]', daterange('2018-03-03', '2018-04-04'));
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INSERT INTO temporal_rng VALUES ('[2,2]', daterange('2018-01-01', '2018-01-05'));
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INSERT INTO temporal_rng VALUES ('[3,3]', daterange('2018-01-01', NULL));
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-- should fail:
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INSERT INTO temporal_rng VALUES ('[1,1]', tsrange('2018-01-01', '2018-01-05'));
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INSERT INTO temporal_rng VALUES (NULL, tsrange('2018-01-01', '2018-01-05'));
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INSERT INTO temporal_rng VALUES ('[1,1]', daterange('2018-01-01', '2018-01-05'));
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INSERT INTO temporal_rng VALUES (NULL, daterange('2018-01-01', '2018-01-05'));
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INSERT INTO temporal_rng VALUES ('[3,3]', NULL);
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--
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@ -239,7 +241,7 @@ DROP TABLE temporal3;
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CREATE TABLE temporal3 (
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id int4range,
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valid_at tsrange,
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valid_at daterange,
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CONSTRAINT temporal3_pk PRIMARY KEY (id, valid_at WITHOUT OVERLAPS)
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);
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@ -288,3 +290,5 @@ SELECT * FROM temporal_partitioned ORDER BY id, valid_at;
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SELECT * FROM tp1 ORDER BY id, valid_at;
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SELECT * FROM tp2 ORDER BY id, valid_at;
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DROP TABLE temporal_partitioned;
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RESET datestyle;
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Reference in New Issue
Block a user