mirror of https://github.com/postgres/postgres
It's not ready yet, revert two commitspull/12/head690c543550- unstable test output386e3d7609- patch itself
Teodor Sigaev
10 years ago
parent
35e2e357cb
commit
8b99edefca
@ -1,301 +0,0 @@ |
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/* |
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* 1.test CREATE INDEX |
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*/ |
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-- Regular index with included columns |
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CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
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INSERT INTO tbl select x, 2*x, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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CREATE INDEX tbl_idx ON tbl using btree(c1, c2) INCLUDING (c3,c4); |
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-- must fail because of intersection of key and included columns |
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CREATE INDEX tbl_idx ON tbl using btree(c1, c2) INCLUDING (c1,c3); |
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ERROR: included columns must not intersect with key columns |
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DROP TABLE tbl; |
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-- Unique index and unique constraint |
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CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
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INSERT INTO tbl select x, 2*x, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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CREATE UNIQUE INDEX tbl_idx_unique ON tbl using btree(c1, c2) INCLUDING (c3,c4); |
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ALTER TABLE tbl add UNIQUE USING INDEX tbl_idx_unique; |
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ALTER TABLE tbl add UNIQUE(c1, c2) INCLUDING (c3, c4); |
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DROP TABLE tbl; |
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-- Unique index and unique constraint. Both must fail. |
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CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
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INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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CREATE UNIQUE INDEX tbl_idx_unique ON tbl using btree(c1, c2) INCLUDING (c3,c4); |
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ERROR: could not create unique index "tbl_idx_unique" |
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DETAIL: Key (c1, c2)=(1, 2) is duplicated. |
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ALTER TABLE tbl add UNIQUE(c1, c2) INCLUDING (c3, c4); |
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ERROR: could not create unique index "tbl_c1_c2_c3_c4_key" |
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DETAIL: Key (c1, c2)=(1, 2) is duplicated. |
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DROP TABLE tbl; |
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-- PK constraint |
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CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
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INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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ALTER TABLE tbl add PRIMARY KEY(c1, c2) INCLUDING (c3, c4); |
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ERROR: could not create unique index "tbl_pkey" |
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DETAIL: Key (c1, c2)=(1, 2) is duplicated. |
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DROP TABLE tbl; |
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CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
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INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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CREATE UNIQUE INDEX tbl_idx_unique ON tbl using btree(c1, c2) INCLUDING (c3,c4); |
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ERROR: could not create unique index "tbl_idx_unique" |
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DETAIL: Key (c1, c2)=(1, 2) is duplicated. |
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ALTER TABLE tbl add PRIMARY KEY USING INDEX tbl_idx_unique; |
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ERROR: index "tbl_idx_unique" does not exist |
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LINE 1: ALTER TABLE tbl add PRIMARY KEY USING INDEX tbl_idx_unique; |
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^ |
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DROP TABLE tbl; |
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-- PK constraint. Must fail. |
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CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
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INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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ALTER TABLE tbl add PRIMARY KEY(c1, c2) INCLUDING (c3, c4); |
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ERROR: could not create unique index "tbl_pkey" |
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DETAIL: Key (c1, c2)=(1, 2) is duplicated. |
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DROP TABLE tbl; |
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/* |
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* 2. Test CREATE TABLE with constraint |
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*/ |
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CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, |
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CONSTRAINT covering UNIQUE(c1,c2) INCLUDING(c3,c4)); |
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select indexrelid::regclass, indnatts, indnkeyatts, indisunique, indisprimary, indkey, indclass from pg_index where indrelid = 'tbl'::regclass::oid; |
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indexrelid | indnatts | indnkeyatts | indisunique | indisprimary | indkey | indclass |
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------------+----------+-------------+-------------+--------------+---------+----------- |
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covering | 4 | 2 | t | f | 1 2 3 4 | 1978 1978 |
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(1 row) |
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select pg_get_constraintdef(oid), conname, conkey, conincluding from pg_constraint where conrelid = 'tbl'::regclass::oid; |
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pg_get_constraintdef | conname | conkey | conincluding |
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------------------------------------+----------+--------+-------------- |
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UNIQUE (c1, c2) INCLUDING (c3, c4) | covering | {1,2} | {3,4} |
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(1 row) |
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-- ensure that constraint works |
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INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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ERROR: duplicate key value violates unique constraint "covering" |
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DETAIL: Key (c1, c2)=(1, 2) already exists. |
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DROP TABLE tbl; |
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CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, |
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CONSTRAINT covering PRIMARY KEY(c1,c2) INCLUDING(c3,c4)); |
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select indexrelid::regclass, indnatts, indnkeyatts, indisunique, indisprimary, indkey, indclass from pg_index where indrelid = 'tbl'::regclass::oid; |
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indexrelid | indnatts | indnkeyatts | indisunique | indisprimary | indkey | indclass |
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------------+----------+-------------+-------------+--------------+---------+----------- |
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covering | 4 | 2 | t | t | 1 2 3 4 | 1978 1978 |
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(1 row) |
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select pg_get_constraintdef(oid), conname, conkey, conincluding from pg_constraint where conrelid = 'tbl'::regclass::oid; |
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pg_get_constraintdef | conname | conkey | conincluding |
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-----------------------------------------+----------+--------+-------------- |
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PRIMARY KEY (c1, c2) INCLUDING (c3, c4) | covering | {1,2} | {3,4} |
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(1 row) |
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-- ensure that constraint works |
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INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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ERROR: duplicate key value violates unique constraint "covering" |
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DETAIL: Key (c1, c2)=(1, 2) already exists. |
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INSERT INTO tbl select 1, NULL, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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ERROR: null value in column "c2" violates not-null constraint |
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DETAIL: Failing row contains (1, null, 3, (4,4),(4,4)). |
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INSERT INTO tbl select x, 2*x, NULL, NULL from generate_series(1,10) as x; |
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DROP TABLE tbl; |
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CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, |
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UNIQUE(c1,c2) INCLUDING(c3,c4)); |
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select indexrelid::regclass, indnatts, indnkeyatts, indisunique, indisprimary, indkey, indclass from pg_index where indrelid = 'tbl'::regclass::oid; |
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indexrelid | indnatts | indnkeyatts | indisunique | indisprimary | indkey | indclass |
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---------------------+----------+-------------+-------------+--------------+---------+----------- |
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tbl_c1_c2_c3_c4_key | 4 | 2 | t | f | 1 2 3 4 | 1978 1978 |
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(1 row) |
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select pg_get_constraintdef(oid), conname, conkey, conincluding from pg_constraint where conrelid = 'tbl'::regclass::oid; |
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pg_get_constraintdef | conname | conkey | conincluding |
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------------------------------------+---------------------+--------+-------------- |
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UNIQUE (c1, c2) INCLUDING (c3, c4) | tbl_c1_c2_c3_c4_key | {1,2} | {3,4} |
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(1 row) |
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-- ensure that constraint works |
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INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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ERROR: duplicate key value violates unique constraint "tbl_c1_c2_c3_c4_key" |
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DETAIL: Key (c1, c2)=(1, 2) already exists. |
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DROP TABLE tbl; |
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CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, |
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PRIMARY KEY(c1,c2) INCLUDING(c3,c4)); |
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select indexrelid::regclass, indnatts, indnkeyatts, indisunique, indisprimary, indkey, indclass from pg_index where indrelid = 'tbl'::regclass::oid; |
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indexrelid | indnatts | indnkeyatts | indisunique | indisprimary | indkey | indclass |
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------------+----------+-------------+-------------+--------------+---------+----------- |
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tbl_pkey | 4 | 2 | t | t | 1 2 3 4 | 1978 1978 |
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(1 row) |
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select pg_get_constraintdef(oid), conname, conkey, conincluding from pg_constraint where conrelid = 'tbl'::regclass::oid; |
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pg_get_constraintdef | conname | conkey | conincluding |
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-----------------------------------------+----------+--------+-------------- |
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PRIMARY KEY (c1, c2) INCLUDING (c3, c4) | tbl_pkey | {1,2} | {3,4} |
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(1 row) |
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-- ensure that constraint works |
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INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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ERROR: duplicate key value violates unique constraint "tbl_pkey" |
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DETAIL: Key (c1, c2)=(1, 2) already exists. |
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INSERT INTO tbl select 1, NULL, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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ERROR: null value in column "c2" violates not-null constraint |
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DETAIL: Failing row contains (1, null, 3, (4,4),(4,4)). |
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INSERT INTO tbl select x, 2*x, NULL, NULL from generate_series(1,10) as x; |
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DROP TABLE tbl; |
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/* |
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* 3.0 Test ALTER TABLE DROP COLUMN. |
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* Any column deletion leads to index deletion. |
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*/ |
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CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 int); |
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CREATE UNIQUE INDEX tbl_idx ON tbl using btree(c1, c2, c3, c4); |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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----------------------------------------------------------------- |
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CREATE UNIQUE INDEX tbl_idx ON tbl USING btree (c1, c2, c3, c4) |
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(1 row) |
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ALTER TABLE tbl DROP COLUMN c3; |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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---------- |
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(0 rows) |
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DROP TABLE tbl; |
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/* |
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* 3.1 Test ALTER TABLE DROP COLUMN. |
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* Included column deletion leads to the index deletion, |
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* as well as key columns deletion. It's explained in documentation. |
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*/ |
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CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box); |
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CREATE UNIQUE INDEX tbl_idx ON tbl using btree(c1, c2) INCLUDING(c3,c4); |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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---------------------------------------------------------------------------- |
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CREATE UNIQUE INDEX tbl_idx ON tbl USING btree (c1, c2) INCLUDING (c3, c4) |
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(1 row) |
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ALTER TABLE tbl DROP COLUMN c3; |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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---------- |
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(0 rows) |
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DROP TABLE tbl; |
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/* |
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* 3.2 Test ALTER TABLE DROP COLUMN. |
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* Included column deletion leads to the index deletion. |
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* as well as key columns deletion. It's explained in documentation. |
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*/ |
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CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, UNIQUE(c1, c2) INCLUDING(c3,c4)); |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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---------------------------------------------------------------------------------------- |
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CREATE UNIQUE INDEX tbl_c1_c2_c3_c4_key ON tbl USING btree (c1, c2) INCLUDING (c3, c4) |
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(1 row) |
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ALTER TABLE tbl DROP COLUMN c3; |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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---------- |
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(0 rows) |
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ALTER TABLE tbl DROP COLUMN c1; |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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---------- |
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(0 rows) |
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DROP TABLE tbl; |
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/* |
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* 4. CREATE INDEX CONCURRENTLY |
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*/ |
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CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, UNIQUE(c1, c2) INCLUDING(c3,c4)); |
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INSERT INTO tbl select x, 2*x, 3*x, box('4,4,4,4') from generate_series(1,1000) as x; |
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CREATE UNIQUE INDEX CONCURRENTLY on tbl (c1, c2) INCLUDING (c3, c4); |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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---------------------------------------------------------------------------------------- |
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CREATE UNIQUE INDEX tbl_c1_c2_c3_c4_idx ON tbl USING btree (c1, c2) INCLUDING (c3, c4) |
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CREATE UNIQUE INDEX tbl_c1_c2_c3_c4_key ON tbl USING btree (c1, c2) INCLUDING (c3, c4) |
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(2 rows) |
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DROP TABLE tbl; |
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/* |
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* 5. REINDEX |
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*/ |
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CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, UNIQUE(c1, c2) INCLUDING(c3,c4)); |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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---------------------------------------------------------------------------------------- |
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CREATE UNIQUE INDEX tbl_c1_c2_c3_c4_key ON tbl USING btree (c1, c2) INCLUDING (c3, c4) |
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(1 row) |
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ALTER TABLE tbl DROP COLUMN c3; |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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---------- |
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(0 rows) |
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REINDEX INDEX tbl_c1_c2_c3_c4_key; |
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ERROR: relation "tbl_c1_c2_c3_c4_key" does not exist |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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---------- |
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(0 rows) |
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ALTER TABLE tbl DROP COLUMN c1; |
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select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
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indexdef |
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---------- |
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(0 rows) |
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DROP TABLE tbl; |
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/* |
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* 7. Check various AMs. All but brtee must fail. |
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*/ |
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CREATE TABLE tbl (c1 int,c2 int, c3 box, c4 box); |
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CREATE INDEX on tbl USING brin(c1, c2) INCLUDING (c3, c4); |
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ERROR: access method "brin" does not support included columns |
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CREATE INDEX on tbl USING gist(c3) INCLUDING (c4); |
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ERROR: access method "gist" does not support included columns |
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CREATE INDEX on tbl USING spgist(c3) INCLUDING (c4); |
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ERROR: access method "spgist" does not support included columns |
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CREATE INDEX on tbl USING gin(c1, c2) INCLUDING (c3, c4); |
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ERROR: access method "gin" does not support included columns |
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CREATE INDEX on tbl USING hash(c1, c2) INCLUDING (c3, c4); |
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WARNING: hash indexes are not WAL-logged and their use is discouraged |
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ERROR: access method "hash" does not support included columns |
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CREATE INDEX on tbl USING rtree(c1, c2) INCLUDING (c3, c4); |
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NOTICE: substituting access method "gist" for obsolete method "rtree" |
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ERROR: access method "gist" does not support included columns |
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CREATE INDEX on tbl USING btree(c1, c2) INCLUDING (c3, c4); |
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DROP TABLE tbl; |
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/* |
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* 8. Update, delete values in indexed table. |
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*/ |
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CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
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INSERT INTO tbl select x, 2*x, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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CREATE UNIQUE INDEX tbl_idx_unique ON tbl using btree(c1, c2) INCLUDING (c3,c4); |
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UPDATE tbl SET c1 = 100 WHERE c1 = 2; |
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UPDATE tbl SET c1 = 1 WHERE c1 = 3; |
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-- should fail |
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UPDATE tbl SET c2 = 2 WHERE c1 = 1; |
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ERROR: duplicate key value violates unique constraint "tbl_idx_unique" |
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DETAIL: Key (c1, c2)=(1, 2) already exists. |
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UPDATE tbl SET c3 = 1; |
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DELETE FROM tbl WHERE c1 = 5 OR c3 = 12; |
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DROP TABLE tbl; |
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/* |
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* 9. Alter column type. |
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*/ |
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CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, UNIQUE(c1, c2) INCLUDING(c3,c4)); |
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INSERT INTO tbl select x, 2*x, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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ALTER TABLE tbl ALTER c1 TYPE bigint; |
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ALTER TABLE tbl ALTER c3 TYPE bigint; |
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\d tbl |
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Table "public.tbl" |
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Column | Type | Modifiers |
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--------+---------+----------- |
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c1 | bigint | |
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c2 | integer | |
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c3 | bigint | |
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c4 | box | |
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Indexes: |
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"tbl_c1_c2_c3_c4_key" UNIQUE CONSTRAINT, btree (c1, c2) INCLUDING (c3, c4) |
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DROP TABLE tbl; |
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@ -1,181 +0,0 @@ |
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/* |
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* 1.test CREATE INDEX |
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*/ |
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-- Regular index with included columns |
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CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
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INSERT INTO tbl select x, 2*x, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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CREATE INDEX tbl_idx ON tbl using btree(c1, c2) INCLUDING (c3,c4); |
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-- must fail because of intersection of key and included columns |
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CREATE INDEX tbl_idx ON tbl using btree(c1, c2) INCLUDING (c1,c3); |
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DROP TABLE tbl; |
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-- Unique index and unique constraint |
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CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
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INSERT INTO tbl select x, 2*x, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
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CREATE UNIQUE INDEX tbl_idx_unique ON tbl using btree(c1, c2) INCLUDING (c3,c4); |
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ALTER TABLE tbl add UNIQUE USING INDEX tbl_idx_unique; |
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ALTER TABLE tbl add UNIQUE(c1, c2) INCLUDING (c3, c4); |
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DROP TABLE tbl; |
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-- Unique index and unique constraint. Both must fail. |
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CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
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INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
CREATE UNIQUE INDEX tbl_idx_unique ON tbl using btree(c1, c2) INCLUDING (c3,c4); |
|
||||||
ALTER TABLE tbl add UNIQUE(c1, c2) INCLUDING (c3, c4); |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
-- PK constraint |
|
||||||
CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
|
||||||
INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
ALTER TABLE tbl add PRIMARY KEY(c1, c2) INCLUDING (c3, c4); |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
|
||||||
INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
CREATE UNIQUE INDEX tbl_idx_unique ON tbl using btree(c1, c2) INCLUDING (c3,c4); |
|
||||||
ALTER TABLE tbl add PRIMARY KEY USING INDEX tbl_idx_unique; |
|
||||||
DROP TABLE tbl; |
|
||||||
-- PK constraint. Must fail. |
|
||||||
CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
|
||||||
INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
ALTER TABLE tbl add PRIMARY KEY(c1, c2) INCLUDING (c3, c4); |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
|
|
||||||
/* |
|
||||||
* 2. Test CREATE TABLE with constraint |
|
||||||
*/ |
|
||||||
CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, |
|
||||||
CONSTRAINT covering UNIQUE(c1,c2) INCLUDING(c3,c4)); |
|
||||||
select indexrelid::regclass, indnatts, indnkeyatts, indisunique, indisprimary, indkey, indclass from pg_index where indrelid = 'tbl'::regclass::oid; |
|
||||||
select pg_get_constraintdef(oid), conname, conkey, conincluding from pg_constraint where conrelid = 'tbl'::regclass::oid; |
|
||||||
-- ensure that constraint works |
|
||||||
INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, |
|
||||||
CONSTRAINT covering PRIMARY KEY(c1,c2) INCLUDING(c3,c4)); |
|
||||||
select indexrelid::regclass, indnatts, indnkeyatts, indisunique, indisprimary, indkey, indclass from pg_index where indrelid = 'tbl'::regclass::oid; |
|
||||||
select pg_get_constraintdef(oid), conname, conkey, conincluding from pg_constraint where conrelid = 'tbl'::regclass::oid; |
|
||||||
-- ensure that constraint works |
|
||||||
INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
INSERT INTO tbl select 1, NULL, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
INSERT INTO tbl select x, 2*x, NULL, NULL from generate_series(1,10) as x; |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, |
|
||||||
UNIQUE(c1,c2) INCLUDING(c3,c4)); |
|
||||||
select indexrelid::regclass, indnatts, indnkeyatts, indisunique, indisprimary, indkey, indclass from pg_index where indrelid = 'tbl'::regclass::oid; |
|
||||||
select pg_get_constraintdef(oid), conname, conkey, conincluding from pg_constraint where conrelid = 'tbl'::regclass::oid; |
|
||||||
-- ensure that constraint works |
|
||||||
INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, |
|
||||||
PRIMARY KEY(c1,c2) INCLUDING(c3,c4)); |
|
||||||
select indexrelid::regclass, indnatts, indnkeyatts, indisunique, indisprimary, indkey, indclass from pg_index where indrelid = 'tbl'::regclass::oid; |
|
||||||
select pg_get_constraintdef(oid), conname, conkey, conincluding from pg_constraint where conrelid = 'tbl'::regclass::oid; |
|
||||||
-- ensure that constraint works |
|
||||||
INSERT INTO tbl select 1, 2, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
INSERT INTO tbl select 1, NULL, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
INSERT INTO tbl select x, 2*x, NULL, NULL from generate_series(1,10) as x; |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
|
|
||||||
/* |
|
||||||
* 3.0 Test ALTER TABLE DROP COLUMN. |
|
||||||
* Any column deletion leads to index deletion. |
|
||||||
*/ |
|
||||||
CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 int); |
|
||||||
CREATE UNIQUE INDEX tbl_idx ON tbl using btree(c1, c2, c3, c4); |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
ALTER TABLE tbl DROP COLUMN c3; |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
/* |
|
||||||
* 3.1 Test ALTER TABLE DROP COLUMN. |
|
||||||
* Included column deletion leads to the index deletion, |
|
||||||
* as well as key columns deletion. It's explained in documentation. |
|
||||||
*/ |
|
||||||
CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box); |
|
||||||
CREATE UNIQUE INDEX tbl_idx ON tbl using btree(c1, c2) INCLUDING(c3,c4); |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
ALTER TABLE tbl DROP COLUMN c3; |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
/* |
|
||||||
* 3.2 Test ALTER TABLE DROP COLUMN. |
|
||||||
* Included column deletion leads to the index deletion. |
|
||||||
* as well as key columns deletion. It's explained in documentation. |
|
||||||
*/ |
|
||||||
CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, UNIQUE(c1, c2) INCLUDING(c3,c4)); |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
ALTER TABLE tbl DROP COLUMN c3; |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
ALTER TABLE tbl DROP COLUMN c1; |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
|
|
||||||
/* |
|
||||||
* 4. CREATE INDEX CONCURRENTLY |
|
||||||
*/ |
|
||||||
CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, UNIQUE(c1, c2) INCLUDING(c3,c4)); |
|
||||||
INSERT INTO tbl select x, 2*x, 3*x, box('4,4,4,4') from generate_series(1,1000) as x; |
|
||||||
CREATE UNIQUE INDEX CONCURRENTLY on tbl (c1, c2) INCLUDING (c3, c4); |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
|
|
||||||
/* |
|
||||||
* 5. REINDEX |
|
||||||
*/ |
|
||||||
CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, UNIQUE(c1, c2) INCLUDING(c3,c4)); |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
ALTER TABLE tbl DROP COLUMN c3; |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
REINDEX INDEX tbl_c1_c2_c3_c4_key; |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
ALTER TABLE tbl DROP COLUMN c1; |
|
||||||
select indexdef from pg_indexes where tablename = 'tbl' order by indexname; |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
/* |
|
||||||
* 7. Check various AMs. All but brtee must fail. |
|
||||||
*/ |
|
||||||
CREATE TABLE tbl (c1 int,c2 int, c3 box, c4 box); |
|
||||||
CREATE INDEX on tbl USING brin(c1, c2) INCLUDING (c3, c4); |
|
||||||
CREATE INDEX on tbl USING gist(c3) INCLUDING (c4); |
|
||||||
CREATE INDEX on tbl USING spgist(c3) INCLUDING (c4); |
|
||||||
CREATE INDEX on tbl USING gin(c1, c2) INCLUDING (c3, c4); |
|
||||||
CREATE INDEX on tbl USING hash(c1, c2) INCLUDING (c3, c4); |
|
||||||
CREATE INDEX on tbl USING rtree(c1, c2) INCLUDING (c3, c4); |
|
||||||
CREATE INDEX on tbl USING btree(c1, c2) INCLUDING (c3, c4); |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
/* |
|
||||||
* 8. Update, delete values in indexed table. |
|
||||||
*/ |
|
||||||
CREATE TABLE tbl (c1 int, c2 int, c3 int, c4 box); |
|
||||||
INSERT INTO tbl select x, 2*x, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
CREATE UNIQUE INDEX tbl_idx_unique ON tbl using btree(c1, c2) INCLUDING (c3,c4); |
|
||||||
UPDATE tbl SET c1 = 100 WHERE c1 = 2; |
|
||||||
UPDATE tbl SET c1 = 1 WHERE c1 = 3; |
|
||||||
-- should fail |
|
||||||
UPDATE tbl SET c2 = 2 WHERE c1 = 1; |
|
||||||
UPDATE tbl SET c3 = 1; |
|
||||||
DELETE FROM tbl WHERE c1 = 5 OR c3 = 12; |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
/* |
|
||||||
* 9. Alter column type. |
|
||||||
*/ |
|
||||||
CREATE TABLE tbl (c1 int,c2 int, c3 int, c4 box, UNIQUE(c1, c2) INCLUDING(c3,c4)); |
|
||||||
INSERT INTO tbl select x, 2*x, 3*x, box('4,4,4,4') from generate_series(1,10) as x; |
|
||||||
ALTER TABLE tbl ALTER c1 TYPE bigint; |
|
||||||
ALTER TABLE tbl ALTER c3 TYPE bigint; |
|
||||||
\d tbl |
|
||||||
DROP TABLE tbl; |
|
||||||
|
|
||||||
Loading…
Reference in new issue