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Substitute missing year in parseDateTimeBestEffortImpl()

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This commit is contained in:
Victor Krasnov 2023-06-06 07:37:14 +03:00
parent 9f80900d6f
commit 6d25e5a0d7
1 changed files with 8 additions and 4 deletions
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12
src/IO/parseDateTimeBestEffort.cpp
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@ -578,12 +578,16 @@ ReturnType parseDateTimeBestEffortImpl(
if (!year && !month && !day_of_month && !has_time)
return on_error(ErrorCodes::CANNOT_PARSE_DATETIME, "Cannot read DateTime: neither Date nor Time was parsed successfully");
if (!year)
year = 2000;
if (!month)
month = 1;
if (!day_of_month)
day_of_month = 1;
if (!month)
month = 1;
if (!year)
{
time_t now = time(nullptr);
UInt16 curr_year = local_time_zone.toYear(now);
year = now < local_time_zone.makeDateTime(year, month, day_of_month, hour, minute, second) ? curr_year - 1 : curr_year;
}
auto is_leap_year = (year % 400 == 0) || (year % 100 != 0 && year % 4 == 0);