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ITReadOnlySpannerTest.sql
279 lines (191 loc) · 6.9 KB
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ITReadOnlySpannerTest.sql
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/*
* Copyright 2019 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
NEW_CONNECTION;
-- Test a couple of count queries to ensure the presence of the data
@EXPECT RESULT_SET 'READONLY',true
SHOW VARIABLE READONLY;
-- Check initial contents.
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 1000 AS EXPECTED FROM NUMBERS;
-- Check initial contents.
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 168 AS EXPECTED FROM PRIME_NUMBERS;
-- Assert that there is a read timestamp
@EXPECT RESULT_SET 'READ_TIMESTAMP'
SHOW VARIABLE READ_TIMESTAMP;
NEW_CONNECTION;
-- Test two selects in one temporary transaction
@EXPECT RESULT_SET 'READONLY',true
SHOW VARIABLE READONLY;
BEGIN;
@EXPECT RESULT_SET 'NUMBER',1
SELECT NUMBER
FROM NUMBERS
WHERE NUMBER=1;
@PUT 'READ_TIMESTAMP1'
SHOW VARIABLE READ_TIMESTAMP;
@EXPECT RESULT_SET 'PRIME_NUMBER',13
SELECT PRIME_NUMBER
FROM PRIME_NUMBERS
WHERE PRIME_NUMBER=13;
@PUT 'READ_TIMESTAMP2'
SHOW VARIABLE READ_TIMESTAMP;
@EXPECT EQUAL 'READ_TIMESTAMP1','READ_TIMESTAMP2';
COMMIT;
NEW_CONNECTION;
/*
* ------------------------------------------------------------------------------------------------
* | Test different read only staleness values in autocommit mode |
* ------------------------------------------------------------------------------------------------
*/
--TimestampBound.ofReadTimestamp(Timestamp.now()),
@PUT 'CURRENT_TIMESTAMP'
SELECT CURRENT_TIMESTAMP();
SET READ_ONLY_STALENESS = 'READ_TIMESTAMP %%CURRENT_TIMESTAMP%%';
-- Check SELECT with READ_TIMESTAMP
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 1000 AS EXPECTED FROM NUMBERS;
@PUT 'READ_TIMESTAMP1'
SHOW VARIABLE READ_TIMESTAMP;
-- Check SELECT with READ_TIMESTAMP
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 168 AS EXPECTED FROM PRIME_NUMBERS;
@PUT 'READ_TIMESTAMP2'
SHOW VARIABLE READ_TIMESTAMP;
@EXPECT EQUAL 'READ_TIMESTAMP1','READ_TIMESTAMP2';
@EXPECT EQUAL 'READ_TIMESTAMP1','CURRENT_TIMESTAMP';
NEW_CONNECTION;
--TimestampBound.ofMinReadTimestamp(Timestamp.now()),
@PUT 'CURRENT_TIMESTAMP'
SELECT CURRENT_TIMESTAMP();
SET READ_ONLY_STALENESS = 'MIN_READ_TIMESTAMP %%CURRENT_TIMESTAMP%%';
-- Check SELECT with MIN_READ_TIMESTAMP
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 1000 AS EXPECTED FROM NUMBERS;
@EXPECT RESULT_SET 'READ_TIMESTAMP'
SHOW VARIABLE READ_TIMESTAMP;
-- Check SELECT with MIN_READ_TIMESTAMP
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 168 AS EXPECTED FROM PRIME_NUMBERS;
@EXPECT RESULT_SET 'READ_TIMESTAMP'
SHOW VARIABLE READ_TIMESTAMP;
NEW_CONNECTION;
--TimestampBound.ofExactStaleness(1, TimeUnit.MILLISECONDS),
SET READ_ONLY_STALENESS = 'EXACT_STALENESS 1ms';
-- Check SELECT with EXACT_STALENESS
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 1000 AS EXPECTED FROM NUMBERS;
@EXPECT RESULT_SET 'READ_TIMESTAMP'
SHOW VARIABLE READ_TIMESTAMP;
-- Check SELECT with EXACT_STALENESS
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 168 AS EXPECTED FROM PRIME_NUMBERS;
@EXPECT RESULT_SET 'READ_TIMESTAMP'
SHOW VARIABLE READ_TIMESTAMP;
NEW_CONNECTION;
--TimestampBound.ofMaxStaleness(100, TimeUnit.MILLISECONDS)
SET READ_ONLY_STALENESS = 'MAX_STALENESS 100ms';
-- Check SELECT with MAX_STALENESS
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 1000 AS EXPECTED FROM NUMBERS;
@EXPECT RESULT_SET 'READ_TIMESTAMP'
SHOW VARIABLE READ_TIMESTAMP;
-- Check SELECT with MAX_STALENESS
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 168 AS EXPECTED FROM PRIME_NUMBERS;
@EXPECT RESULT_SET 'READ_TIMESTAMP'
SHOW VARIABLE READ_TIMESTAMP;
NEW_CONNECTION;
--TimestampBound.strong()
SET READ_ONLY_STALENESS = 'STRONG';
-- Check SELECT with STRONG
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 1000 AS EXPECTED FROM NUMBERS;
@EXPECT RESULT_SET 'READ_TIMESTAMP'
SHOW VARIABLE READ_TIMESTAMP;
-- Check SELECT with STRONG
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 168 AS EXPECTED FROM PRIME_NUMBERS;
@EXPECT RESULT_SET 'READ_TIMESTAMP'
SHOW VARIABLE READ_TIMESTAMP;
NEW_CONNECTION;
/*
* ------------------------------------------------------------------------------------------------
* | Test the same read only staleness values in transactional mode |
* ------------------------------------------------------------------------------------------------
*/
--TimestampBound.ofReadTimestamp(Timestamp.now()),
@PUT 'CURRENT_TIMESTAMP'
SELECT CURRENT_TIMESTAMP();
SET AUTOCOMMIT = FALSE;
SET READ_ONLY_STALENESS = 'READ_TIMESTAMP %%CURRENT_TIMESTAMP%%';
-- Check SELECT with READ_TIMESTAMP in a transaction.
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 1000 AS EXPECTED FROM NUMBERS;
@PUT 'READ_TIMESTAMP1'
SHOW VARIABLE READ_TIMESTAMP;
-- Check SELECT with READ_TIMESTAMP in a transaction.
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 168 AS EXPECTED FROM PRIME_NUMBERS;
@PUT 'READ_TIMESTAMP2'
SHOW VARIABLE READ_TIMESTAMP;
@EXPECT EQUAL 'READ_TIMESTAMP1','READ_TIMESTAMP2';
@EXPECT EQUAL 'READ_TIMESTAMP1','CURRENT_TIMESTAMP';
COMMIT;
NEW_CONNECTION;
--TimestampBound.ofMinReadTimestamp(Timestamp.now()),
@PUT 'CURRENT_TIMESTAMP'
SELECT CURRENT_TIMESTAMP();
SET AUTOCOMMIT = FALSE;
@EXPECT EXCEPTION FAILED_PRECONDITION
SET READ_ONLY_STALENESS = 'MIN_READ_TIMESTAMP %%CURRENT_TIMESTAMP%%';
NEW_CONNECTION;
--TimestampBound.ofExactStaleness(100, TimeUnit.MILLISECONDS),
SET AUTOCOMMIT = FALSE;
SET READ_ONLY_STALENESS = 'EXACT_STALENESS 100ms';
-- Check SELECT with EXACT_STALENESS in a transaction.
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 1000 AS EXPECTED FROM NUMBERS;
@PUT 'READ_TIMESTAMP1'
SHOW VARIABLE READ_TIMESTAMP;
-- Check SELECT with EXACT_STALENESS in a transaction.
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 168 AS EXPECTED FROM PRIME_NUMBERS;
@PUT 'READ_TIMESTAMP2'
SHOW VARIABLE READ_TIMESTAMP;
@EXPECT EQUAL 'READ_TIMESTAMP1','READ_TIMESTAMP2';
COMMIT;
NEW_CONNECTION;
--TimestampBound.ofMaxStaleness(100, TimeUnit.MILLISECONDS)
SET AUTOCOMMIT = FALSE;
@EXPECT EXCEPTION FAILED_PRECONDITION
SET READ_ONLY_STALENESS = 'MAX_STALENESS 100ms';
NEW_CONNECTION;
--TimestampBound.strong()
SET AUTOCOMMIT = FALSE;
SET READ_ONLY_STALENESS = 'STRONG';
-- Check SELECT with STRONG in a transaction.
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 1000 AS EXPECTED FROM NUMBERS;
@PUT 'READ_TIMESTAMP1'
SHOW VARIABLE READ_TIMESTAMP;
-- Check SELECT with STRONG in a transaction.
@EXPECT RESULT_SET
SELECT COUNT(*) AS ACTUAL, 168 AS EXPECTED FROM PRIME_NUMBERS;
@PUT 'READ_TIMESTAMP2'
SHOW VARIABLE READ_TIMESTAMP;
@EXPECT EQUAL 'READ_TIMESTAMP1','READ_TIMESTAMP2';
COMMIT;