72 lines
1.9 KiB
Plaintext
72 lines
1.9 KiB
Plaintext
--
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-- Regression tests for schemas (namespaces)
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--
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CREATE SCHEMA test_schema_1
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CREATE UNIQUE INDEX abc_a_idx ON abc (a)
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CREATE VIEW abc_view AS
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SELECT a+1 AS a, b+1 AS b FROM abc
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CREATE TABLE abc (
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a serial,
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b int UNIQUE
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);
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-- verify that the objects were created
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SELECT COUNT(*) FROM pg_class WHERE relnamespace =
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(SELECT oid FROM pg_namespace WHERE nspname = 'test_schema_1');
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count
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-------
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5
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(1 row)
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INSERT INTO test_schema_1.abc DEFAULT VALUES;
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INSERT INTO test_schema_1.abc DEFAULT VALUES;
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INSERT INTO test_schema_1.abc DEFAULT VALUES;
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SELECT * FROM test_schema_1.abc;
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a | b
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---+---
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1 |
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2 |
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3 |
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(3 rows)
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SELECT * FROM test_schema_1.abc_view;
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a | b
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---+---
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2 |
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3 |
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4 |
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(3 rows)
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ALTER SCHEMA test_schema_1 RENAME TO test_schema_renamed;
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SELECT COUNT(*) FROM pg_class WHERE relnamespace =
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(SELECT oid FROM pg_namespace WHERE nspname = 'test_schema_1');
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count
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-------
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0
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(1 row)
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-- test IF NOT EXISTS cases
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CREATE SCHEMA test_schema_renamed; -- fail, already exists
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ERROR: schema "test_schema_renamed" already exists
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CREATE SCHEMA IF NOT EXISTS test_schema_renamed; -- ok with notice
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NOTICE: schema "test_schema_renamed" already exists, skipping
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CREATE SCHEMA IF NOT EXISTS test_schema_renamed -- fail, disallowed
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CREATE TABLE abc (
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a serial,
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b int UNIQUE
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);
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ERROR: CREATE SCHEMA IF NOT EXISTS cannot include schema elements
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LINE 2: CREATE TABLE abc (
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^
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DROP SCHEMA test_schema_renamed CASCADE;
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NOTICE: drop cascades to 2 other objects
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DETAIL: drop cascades to table test_schema_renamed.abc
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drop cascades to view test_schema_renamed.abc_view
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-- verify that the objects were dropped
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SELECT COUNT(*) FROM pg_class WHERE relnamespace =
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(SELECT oid FROM pg_namespace WHERE nspname = 'test_schema_renamed');
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count
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-------
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0
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(1 row)
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