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17 lines
2.3 KiB
SQL
17 lines
2.3 KiB
SQL
/* toDateTime or toString or other functions which should call the toMinute() function will all meet this bug. tests below will verify the toDateTime and toString. */
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SELECT 'Check the bug causing situation: the special Australia/Lord_Howe time zone. toDateTime and toString functions are all tested at once';
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SELECT toUnixTimestamp(x) as tt, (toDateTime('2019-04-07 01:00:00', 'Australia/Lord_Howe') + INTERVAL number * 600 SECOND) AS x, toString(x) as xx FROM numbers(20);
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/* The Batch Part. Test period is whole 4 days*/
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SELECT '4 days test in batch comparing with manually computation result for Asia/Istanbul whose timezone epoc is of whole hour:';
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SELECT toUnixTimestamp(x) as tt, (toDateTime('1981-04-01 00:00:00', 'Asia/Istanbul') + INTERVAL number * 600 SECOND) AS x, timezoneOffset(x) as res,(toDateTime(toString(x), 'UTC') - x ) AS calc FROM numbers(576) where res != calc;
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SELECT toUnixTimestamp(x) as tt, (toDateTime('1981-09-30 00:00:00', 'Asia/Istanbul') + INTERVAL number * 600 SECOND) AS x, timezoneOffset(x) as res,(toDateTime(toString(x), 'UTC') - x ) AS calc FROM numbers(576) where res != calc;
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SELECT '4 days test in batch comparing with manually computation result for Asia/Tehran whose timezone epoc is of half hour:';
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SELECT toUnixTimestamp(x) as tt, (toDateTime('2020-03-21 00:00:00', 'Asia/Tehran') + INTERVAL number * 600 SECOND) AS x, timezoneOffset(x) as res,(toDateTime(toString(x), 'UTC') - x ) AS calc FROM numbers(576) where res != calc;
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SELECT toUnixTimestamp(x) as tt, (toDateTime('2020-09-20 00:00:00', 'Asia/Tehran') + INTERVAL number * 600 SECOND) AS x, timezoneOffset(x) as res,(toDateTime(toString(x), 'UTC') - x ) AS calc FROM numbers(576) where res != calc;
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SELECT '4 days test in batch comparing with manually computation result for Australia/Lord_Howe whose timezone epoc is of half hour and also its DST offset is half hour:';
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SELECT toUnixTimestamp(x) as tt, (toDateTime('2020-10-04 01:40:00', 'Australia/Lord_Howe') + INTERVAL number * 600 SECOND) AS x, timezoneOffset(x) as res,(toDateTime(toString(x), 'UTC') - x ) AS calc FROM numbers(576) where res != calc;
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SELECT toUnixTimestamp(x) as tt, (toDateTime('2019-04-07 01:00:00', 'Australia/Lord_Howe') + INTERVAL number * 600 SECOND) AS x, timezoneOffset(x) as res,(toDateTime(toString(x), 'UTC') - x ) AS calc FROM numbers(576) where res != calc;
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