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[fix](datetimev2) Fix BE datetimev2 type returning wrong result (#15885)

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This commit is contained in:
abmdocrt
2023-01-20 22:25:20 +08:00
committed by GitHub
parent 6b110aeba6
commit 9ffd109b35
3 changed files with 50 additions and 4 deletions
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15
be/src/vec/sink/vmysql_result_writer.cpp
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@ -337,8 +337,7 @@ int VMysqlResultWriter<is_binary_format>::_add_one_cell(const ColumnPtr& column_
} else if (which.is_date_or_datetime()) {
auto& column_vector = assert_cast<const ColumnVector<Int64>&>(*column);
auto value = column_vector[row_idx].get<Int64>();
VecDateTimeValue datetime;
memcpy(static_cast<void*>(&datetime), static_cast<void*>(&value), sizeof(value));
VecDateTimeValue datetime = binary_cast<Int64, VecDateTimeValue>(value);
if (which.is_date()) {
datetime.cast_to_date();
}
@ -348,11 +347,19 @@ int VMysqlResultWriter<is_binary_format>::_add_one_cell(const ColumnPtr& column_
} else if (which.is_date_v2()) {
auto& column_vector = assert_cast<const ColumnVector<UInt32>&>(*column);
auto value = column_vector[row_idx].get<UInt32>();
DateV2Value<DateV2ValueType> datev2;
memcpy(static_cast<void*>(&datev2), static_cast<void*>(&value), sizeof(value));
DateV2Value<DateV2ValueType> datev2 =
binary_cast<UInt32, DateV2Value<DateV2ValueType>>(value);
char buf[64];
char* pos = datev2.to_string(buf);
return buffer.push_string(buf, pos - buf - 1);
} else if (which.is_date_time_v2()) {
auto& column_vector = assert_cast<const ColumnVector<UInt64>&>(*column);
auto value = column_vector[row_idx].get<UInt64>();
DateV2Value<DateTimeV2ValueType> datetimev2 =
binary_cast<UInt64, DateV2Value<DateTimeV2ValueType>>(value);
char buf[64];
char* pos = datetimev2.to_string(buf);
return buffer.push_string(buf, pos - buf - 1);
} else if (which.is_decimal32()) {
DataTypePtr nested_type = type;
if (type->is_nullable()) {