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77ab2fac20230754fdc50ec36ec2f4e420c06f0c
doris/be/src/vec/functions/function_timestamp.cpp
yiguolei 77ab2fac20 [refactor](functioncontext) remove function context impl class (#17715) 
* [refactor](functioncontext) remove function context impl class


Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

---------

Co-authored-by: yiguolei <yiguolei@gmail.com>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
2023-03-14 11:21:45 +08:00

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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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.
#include "runtime/runtime_state.h"
#include "udf/udf.h"
#include "vec/columns/column_const.h"
#include "vec/columns/column_nullable.h"
#include "vec/columns/column_string.h"
#include "vec/columns/column_vector.h"
#include "vec/data_types/data_type_date.h"
#include "vec/data_types/data_type_date_time.h"
#include "vec/data_types/data_type_number.h"
#include "vec/data_types/data_type_string.h"
#include "vec/functions/simple_function_factory.h"
#include "vec/runtime/vdatetime_value.h"
#include "vec/utils/util.hpp"
namespace doris::vectorized {
struct StrToDate {
static constexpr auto name = "str_to_date";
static bool is_variadic() { return false; }
static DataTypes get_variadic_argument_types() { return {}; }
static DataTypePtr get_return_type_impl(const DataTypes& arguments) {
return make_nullable(std::make_shared<DataTypeDateTime>());
}
static Status execute(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
size_t result, size_t input_rows_count) {
auto null_map = ColumnUInt8::create(input_rows_count, 0);
ColumnPtr argument_columns[2];
// focus convert const to full column to simply execute logic
// handle
for (int i = 0; i < 2; ++i) {
argument_columns[i] =
block.get_by_position(arguments[i]).column->convert_to_full_column_if_const();
if (auto* nullable = check_and_get_column<ColumnNullable>(*argument_columns[i])) {
// Danger: Here must dispose the null map data first! Because
// argument_columns[i]=nullable->get_nested_column_ptr(); will release the mem
// of column nullable mem of null map
VectorizedUtils::update_null_map(null_map->get_data(),
nullable->get_null_map_data());
argument_columns[i] = nullable->get_nested_column_ptr();
}
}
auto specific_str_column = assert_cast<const ColumnString*>(argument_columns[0].get());
auto specific_char_column = assert_cast<const ColumnString*>(argument_columns[1].get());
auto& ldata = specific_str_column->get_chars();
auto& loffsets = specific_str_column->get_offsets();
auto& rdata = specific_char_column->get_chars();
auto& roffsets = specific_char_column->get_offsets();
ColumnPtr res = nullptr;
WhichDataType which(remove_nullable(block.get_by_position(result).type));
if (which.is_date_time_v2()) {
res = ColumnVector<UInt64>::create();
executeImpl<DateV2Value<DateTimeV2ValueType>, UInt64>(
context, ldata, loffsets, rdata, roffsets,
static_cast<ColumnVector<UInt64>*>(res->assume_mutable().get())->get_data(),
null_map->get_data());
} else if (which.is_date_v2()) {
res = ColumnVector<UInt32>::create();
executeImpl<DateV2Value<DateV2ValueType>, UInt32>(
context, ldata, loffsets, rdata, roffsets,
static_cast<ColumnVector<UInt32>*>(res->assume_mutable().get())->get_data(),
null_map->get_data());
} else {
res = ColumnVector<Int64>::create();
executeImpl<VecDateTimeValue, Int64>(
context, ldata, loffsets, rdata, roffsets,
static_cast<ColumnVector<Int64>*>(res->assume_mutable().get())->get_data(),
null_map->get_data());
}
block.get_by_position(result).column =
ColumnNullable::create(std::move(res), std::move(null_map));
return Status::OK();
}
template <typename DateValueType, typename NativeType>
static void executeImpl(FunctionContext* context, const ColumnString::Chars& ldata,
const ColumnString::Offsets& loffsets, const ColumnString::Chars& rdata,
const ColumnString::Offsets& roffsets, PaddedPODArray<NativeType>& res,
NullMap& null_map) {
size_t size = loffsets.size();
res.resize(size);
for (size_t i = 0; i < size; ++i) {
const char* l_raw_str = reinterpret_cast<const char*>(&ldata[loffsets[i - 1]]);
int l_str_size = loffsets[i] - loffsets[i - 1];
const char* r_raw_str = reinterpret_cast<const char*>(&rdata[roffsets[i - 1]]);
int r_str_size = roffsets[i] - roffsets[i - 1];
auto& ts_val = *reinterpret_cast<DateValueType*>(&res[i]);
if (!ts_val.from_date_format_str(r_raw_str, r_str_size, l_raw_str, l_str_size)) {
null_map[i] = 1;
}
if constexpr (std::is_same_v<DateValueType, VecDateTimeValue>) {
if (context->get_return_type().type == doris::PrimitiveType::TYPE_DATETIME) {
ts_val.to_datetime();
} else {
ts_val.cast_to_date();
}
}
}
}
};
struct MakeDateImpl {
static constexpr auto name = "makedate";
static bool is_variadic() { return false; }
static DataTypes get_variadic_argument_types() { return {}; }
static DataTypePtr get_return_type_impl(const DataTypes& arguments) {
return make_nullable(std::make_shared<DataTypeDateTime>());
}
static Status execute(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
size_t result, size_t input_rows_count) {
auto null_map = ColumnUInt8::create(input_rows_count, 0);
DCHECK_EQ(arguments.size(), 2);
ColumnPtr argument_columns[2];
for (int i = 0; i < 2; ++i) {
argument_columns[i] =
block.get_by_position(arguments[i]).column->convert_to_full_column_if_const();
if (auto* nullable = check_and_get_column<ColumnNullable>(*argument_columns[i])) {
// Danger: Here must dispose the null map data first! Because
// argument_columns[i]=nullable->get_nested_column_ptr(); will release the mem
// of column nullable mem of null map
VectorizedUtils::update_null_map(null_map->get_data(),
nullable->get_null_map_data());
argument_columns[i] = nullable->get_nested_column_ptr();
}
}
ColumnPtr res = nullptr;
WhichDataType which(remove_nullable(block.get_by_position(result).type));
if (which.is_date_v2()) {
res = ColumnVector<UInt32>::create();
executeImpl<DateV2Value<DateV2ValueType>, UInt32>(
static_cast<const ColumnVector<Int32>*>(argument_columns[0].get())->get_data(),
static_cast<const ColumnVector<Int32>*>(argument_columns[1].get())->get_data(),
static_cast<ColumnVector<UInt32>*>(res->assume_mutable().get())->get_data(),
null_map->get_data());
} else if (which.is_date_time_v2()) {
res = ColumnVector<UInt64>::create();
executeImpl<DateV2Value<DateTimeV2ValueType>, UInt64>(
static_cast<const ColumnVector<Int32>*>(argument_columns[0].get())->get_data(),
static_cast<const ColumnVector<Int32>*>(argument_columns[1].get())->get_data(),
static_cast<ColumnVector<UInt64>*>(res->assume_mutable().get())->get_data(),
null_map->get_data());
} else {
res = ColumnVector<Int64>::create();
executeImpl<VecDateTimeValue, Int64>(
static_cast<const ColumnVector<Int32>*>(argument_columns[0].get())->get_data(),
static_cast<const ColumnVector<Int32>*>(argument_columns[1].get())->get_data(),
static_cast<ColumnVector<Int64>*>(res->assume_mutable().get())->get_data(),
null_map->get_data());
}
block.get_by_position(result).column =
ColumnNullable::create(std::move(res), std::move(null_map));
return Status::OK();
}
template <typename DateValueType, typename ReturnType>
static void executeImpl(const PaddedPODArray<Int32>& ldata, const PaddedPODArray<Int32>& rdata,
PaddedPODArray<ReturnType>& res, NullMap& null_map) {
auto len = ldata.size();
res.resize(len);
for (size_t i = 0; i < len; ++i) {
const auto& l = ldata[i];
const auto& r = rdata[i];
if (r <= 0 || l < 0 || l > 9999) {
null_map[i] = 1;
continue;
}
auto& res_val = *reinterpret_cast<DateValueType*>(&res[i]);
if constexpr (std::is_same_v<DateValueType, VecDateTimeValue>) {
VecDateTimeValue ts_value = VecDateTimeValue();
ts_value.set_time(l, 1, 1, 0, 0, 0);
DateTimeVal ts_val;
ts_value.to_datetime_val(&ts_val);
if (ts_val.is_null) {
null_map[i] = 1;
continue;
}
TimeInterval interval(DAY, r - 1, false);
res_val = VecDateTimeValue::from_datetime_val(ts_val);
if (!res_val.template date_add_interval<DAY>(interval)) {
null_map[i] = 1;
continue;
}
res_val.cast_to_date();
} else {
res_val.set_time(l, 1, 1, 0, 0, 0, 0);
TimeInterval interval(DAY, r - 1, false);
if (!res_val.template date_add_interval<DAY>(interval)) {
null_map[i] = 1;
}
}
}
}
};
template <typename DateValueType, typename ArgType>
struct DateTrunc {
static constexpr auto name = "date_trunc";
static bool is_variadic() { return true; }
static DataTypes get_variadic_argument_types() {
if constexpr (std::is_same_v<DateValueType, VecDateTimeValue>) {
return {std::make_shared<DataTypeDateTime>(), std::make_shared<DataTypeString>()};
} else {
return {std::make_shared<DataTypeDateTimeV2>(), std::make_shared<DataTypeString>()};
}
}
static DataTypePtr get_return_type_impl(const DataTypes& arguments) {
if constexpr (std::is_same_v<DateValueType, VecDateTimeValue>) {
return make_nullable(std::make_shared<DataTypeDateTime>());
} else {
return make_nullable(std::make_shared<DataTypeDateTimeV2>());
}
}
static Status execute(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
size_t result, size_t input_rows_count) {
DCHECK_EQ(arguments.size(), 2);
ColumnPtr argument_columns[2];
auto null_map = ColumnUInt8::create(input_rows_count, 0);
argument_columns[0] =
block.get_by_position(arguments[0]).column->convert_to_full_column_if_const();
argument_columns[1] =
block.get_by_position(arguments[1]).column->convert_to_full_column_if_const();
auto datetime_column = static_cast<const ColumnVector<ArgType>*>(argument_columns[0].get());
auto str_column = static_cast<const ColumnString*>(argument_columns[1].get());
auto& rdata = str_column->get_chars();
auto& roffsets = str_column->get_offsets();
ColumnPtr res = ColumnVector<ArgType>::create();
executeImpl(datetime_column->get_data(), rdata, roffsets,
static_cast<ColumnVector<ArgType>*>(res->assume_mutable().get())->get_data(),
null_map->get_data(), input_rows_count);
block.get_by_position(result).column =
ColumnNullable::create(std::move(res), std::move(null_map));
return Status::OK();
}
static void executeImpl(const PaddedPODArray<ArgType>& ldata, const ColumnString::Chars& rdata,
const ColumnString::Offsets& roffsets, PaddedPODArray<ArgType>& res,
NullMap& null_map, size_t input_rows_count) {
res.resize(input_rows_count);
for (size_t i = 0; i < input_rows_count; ++i) {
auto dt = binary_cast<ArgType, DateValueType>(ldata[i]);
const char* str_data = reinterpret_cast<const char*>(&rdata[roffsets[i - 1]]);
if (std::strncmp("year", str_data, 4) == 0) {
null_map[i] = !dt.template datetime_trunc<YEAR>();
} else if (std::strncmp("quarter", str_data, 7) == 0) {
null_map[i] = !dt.template datetime_trunc<QUARTER>();
} else if (std::strncmp("month", str_data, 5) == 0) {
null_map[i] = !dt.template datetime_trunc<MONTH>();
} else if (std::strncmp("day", str_data, 3) == 0) {
null_map[i] = !dt.template datetime_trunc<DAY>();
} else if (std::strncmp("hour", str_data, 4) == 0) {
null_map[i] = !dt.template datetime_trunc<HOUR>();
} else if (std::strncmp("minute", str_data, 6) == 0) {
null_map[i] = !dt.template datetime_trunc<MINUTE>();
} else if (std::strncmp("second", str_data, 6) == 0) {
null_map[i] = !dt.template datetime_trunc<SECOND>();
} else {
null_map[i] = 1;
}
res[i] = binary_cast<DateValueType, ArgType>(dt);
}
}
};
class FromDays : public IFunction {
public:
static constexpr auto name = "from_days";
static FunctionPtr create() { return std::make_shared<FromDays>(); }
String get_name() const override { return name; }
bool use_default_implementation_for_constants() const override { return false; }
size_t get_number_of_arguments() const override { return 1; }
bool use_default_implementation_for_nulls() const override { return true; }
DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {
return make_nullable(std::make_shared<DataTypeDate>());
}
Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
size_t result, size_t input_rows_count) override {
auto null_map = ColumnUInt8::create(input_rows_count, 0);
ColumnPtr argument_column =
block.get_by_position(arguments[0]).column->convert_to_full_column_if_const();
auto data_col = assert_cast<const ColumnVector<Int32>*>(argument_column.get());
ColumnPtr res_column;
WhichDataType which(remove_nullable(block.get_by_position(result).type));
if (which.is_date()) {
res_column = ColumnInt64::create(input_rows_count);
execute_straight<VecDateTimeValue, Int64>(
input_rows_count, null_map->get_data(), data_col->get_data(),
static_cast<ColumnVector<Int64>*>(res_column->assume_mutable().get())
->get_data());
} else {
res_column = ColumnVector<UInt32>::create(input_rows_count);
execute_straight<DateV2Value<DateV2ValueType>, UInt32>(
input_rows_count, null_map->get_data(), data_col->get_data(),
static_cast<ColumnVector<UInt32>*>(res_column->assume_mutable().get())
->get_data());
}
block.replace_by_position(
result, ColumnNullable::create(std::move(res_column), std::move(null_map)));
return Status::OK();
}
private:
template <typename DateValueType, typename ReturnType>
void execute_straight(size_t input_rows_count, NullMap& null_map,
const PaddedPODArray<Int32>& data_col,
PaddedPODArray<ReturnType>& res_data) {
for (int i = 0; i < input_rows_count; i++) {
if constexpr (std::is_same_v<DateValueType, VecDateTimeValue>) {
const auto& cur_data = data_col[i];
auto& ts_value = *reinterpret_cast<DateValueType*>(&res_data[i]);
if (!ts_value.from_date_daynr(cur_data)) {
null_map[i] = 1;
continue;
}
DateTimeVal ts_val;
ts_value.to_datetime_val(&ts_val);
ts_value = VecDateTimeValue::from_datetime_val(ts_val);
} else {
const auto& cur_data = data_col[i];
auto& ts_value = *reinterpret_cast<DateValueType*>(&res_data[i]);
if (!ts_value.get_date_from_daynr(cur_data)) {
null_map[i] = 1;
}
}
}
}
};
struct UnixTimeStampImpl {
static Int32 trim_timestamp(Int64 timestamp) {
if (timestamp < 0 || timestamp > INT_MAX) {
timestamp = 0;
}
return (Int32)timestamp;
}
static DataTypes get_variadic_argument_types() { return {}; }
static DataTypePtr get_return_type_impl(const ColumnsWithTypeAndName& arguments) {
return std::make_shared<DataTypeInt32>();
}
static Status execute_impl(FunctionContext* context, Block& block,
const ColumnNumbers& arguments, size_t result,
size_t input_rows_count) {
auto col_result = ColumnVector<Int32>::create();
col_result->resize(1);
col_result->get_data()[0] = context->state()->timestamp_ms() / 1000;
auto col_const = ColumnConst::create(std::move(col_result), input_rows_count);
block.replace_by_position(result, std::move(col_const));
return Status::OK();
}
};
template <typename DateType>
struct UnixTimeStampDateImpl {
static DataTypes get_variadic_argument_types() { return {std::make_shared<DateType>()}; }
static DataTypePtr get_return_type_impl(const ColumnsWithTypeAndName& arguments) {
RETURN_REAL_TYPE_FOR_DATEV2_FUNCTION(DataTypeInt32);
}
static Status execute_impl(FunctionContext* context, Block& block,
const ColumnNumbers& arguments, size_t result,
size_t input_rows_count) {
const ColumnPtr& col_source = block.get_by_position(arguments[0]).column;
auto col_result = ColumnVector<Int32>::create();
auto null_map = ColumnVector<UInt8>::create();
auto& col_result_data = col_result->get_data();
col_result->resize(input_rows_count);
if constexpr (std::is_same_v<DateType, DataTypeDate>) {
null_map->resize(input_rows_count);
auto& null_map_data = null_map->get_data();
for (int i = 0; i < input_rows_count; i++) {
if (col_source->is_null_at(i)) {
null_map_data[i] = true;
continue;
}
StringRef source = col_source->get_data_at(i);
const VecDateTimeValue& ts_value =
reinterpret_cast<const VecDateTimeValue&>(*source.data);
int64_t timestamp;
if (!ts_value.unix_timestamp(&timestamp, context->state()->timezone_obj())) {
null_map_data[i] = true;
} else {
null_map_data[i] = false;
col_result_data[i] = UnixTimeStampImpl::trim_timestamp(timestamp);
}
}
block.replace_by_position(
result, ColumnNullable::create(std::move(col_result), std::move(null_map)));
} else if constexpr (std::is_same_v<DateType, DataTypeDateV2>) {
const auto is_nullable = block.get_by_position(arguments[0]).type->is_nullable();
if (is_nullable) {
null_map->resize(input_rows_count);
auto& null_map_data = null_map->get_data();
for (int i = 0; i < input_rows_count; i++) {
if (col_source->is_null_at(i)) {
DCHECK(is_nullable);
null_map_data[i] = true;
continue;
}
StringRef source = col_source->get_data_at(i);
const DateV2Value<DateV2ValueType>& ts_value =
reinterpret_cast<const DateV2Value<DateV2ValueType>&>(*source.data);
int64_t timestamp;
if (!ts_value.unix_timestamp(&timestamp, context->state()->timezone_obj())) {
null_map_data[i] = true;
} else {
null_map_data[i] = false;
col_result_data[i] = UnixTimeStampImpl::trim_timestamp(timestamp);
}
}
block.replace_by_position(
result, ColumnNullable::create(std::move(col_result), std::move(null_map)));
} else {
for (int i = 0; i < input_rows_count; i++) {
DCHECK(!col_source->is_null_at(i));
StringRef source = col_source->get_data_at(i);
const DateV2Value<DateV2ValueType>& ts_value =
reinterpret_cast<const DateV2Value<DateV2ValueType>&>(*source.data);
int64_t timestamp;
const auto valid =
ts_value.unix_timestamp(&timestamp, context->state()->timezone_obj());
DCHECK(valid);
col_result_data[i] = UnixTimeStampImpl::trim_timestamp(timestamp);
}
block.replace_by_position(result, std::move(col_result));
}
} else {
const auto is_nullable = block.get_by_position(arguments[0]).type->is_nullable();
if (is_nullable) {
null_map->resize(input_rows_count);
auto& null_map_data = null_map->get_data();
for (int i = 0; i < input_rows_count; i++) {
if (col_source->is_null_at(i)) {
DCHECK(is_nullable);
null_map_data[i] = true;
continue;
}
StringRef source = col_source->get_data_at(i);
const DateV2Value<DateTimeV2ValueType>& ts_value =
reinterpret_cast<const DateV2Value<DateTimeV2ValueType>&>(*source.data);
int64_t timestamp;
if (!ts_value.unix_timestamp(&timestamp, context->state()->timezone_obj())) {
null_map_data[i] = true;
} else {
null_map_data[i] = false;
col_result_data[i] = UnixTimeStampImpl::trim_timestamp(timestamp);
}
}
block.replace_by_position(
result, ColumnNullable::create(std::move(col_result), std::move(null_map)));
} else {
for (int i = 0; i < input_rows_count; i++) {
DCHECK(!col_source->is_null_at(i));
StringRef source = col_source->get_data_at(i);
const DateV2Value<DateTimeV2ValueType>& ts_value =
reinterpret_cast<const DateV2Value<DateTimeV2ValueType>&>(*source.data);
int64_t timestamp;
const auto valid =
ts_value.unix_timestamp(&timestamp, context->state()->timezone_obj());
DCHECK(valid);
col_result_data[i] = UnixTimeStampImpl::trim_timestamp(timestamp);
}
block.replace_by_position(result, std::move(col_result));
}
}
return Status::OK();
}
};
template <typename DateType>
struct UnixTimeStampDatetimeImpl : public UnixTimeStampDateImpl<DateType> {
static DataTypes get_variadic_argument_types() { return {std::make_shared<DateType>()}; }
};
struct UnixTimeStampStrImpl {
static DataTypes get_variadic_argument_types() {
return {std::make_shared<DataTypeString>(), std::make_shared<DataTypeString>()};
}
static DataTypePtr get_return_type_impl(const ColumnsWithTypeAndName& arguments) {
return make_nullable(std::make_shared<DataTypeInt32>());
}
static Status execute_impl(FunctionContext* context, Block& block,
const ColumnNumbers& arguments, size_t result,
size_t input_rows_count) {
const ColumnPtr col_source = block.get_by_position(arguments[0]).column;
const ColumnPtr col_format = block.get_by_position(arguments[1]).column;
auto col_result = ColumnVector<Int32>::create();
auto null_map = ColumnVector<UInt8>::create();
col_result->resize(input_rows_count);
null_map->resize(input_rows_count);
auto& col_result_data = col_result->get_data();
auto& null_map_data = null_map->get_data();
for (int i = 0; i < input_rows_count; i++) {
if (col_source->is_null_at(i) || col_format->is_null_at(i)) {
null_map_data[i] = true;
continue;
}
StringRef source = col_source->get_data_at(i);
StringRef fmt = col_format->get_data_at(i);
VecDateTimeValue ts_value;
if (!ts_value.from_date_format_str(fmt.data, fmt.size, source.data, source.size)) {
null_map_data[i] = true;
continue;
}
int64_t timestamp;
if (!ts_value.unix_timestamp(&timestamp, context->state()->timezone_obj())) {
null_map_data[i] = true;
} else {
null_map_data[i] = false;
col_result_data[i] = UnixTimeStampImpl::trim_timestamp(timestamp);
}
}
block.replace_by_position(
result, ColumnNullable::create(std::move(col_result), std::move(null_map)));
return Status::OK();
}
};
template <typename Impl>
class FunctionUnixTimestamp : public IFunction {
public:
static constexpr auto name = "unix_timestamp";
static FunctionPtr create() { return std::make_shared<FunctionUnixTimestamp<Impl>>(); }
String get_name() const override { return name; }
bool use_default_implementation_for_nulls() const override { return false; }
size_t get_number_of_arguments() const override {
return get_variadic_argument_types_impl().size();
}
DataTypePtr get_return_type_impl(const ColumnsWithTypeAndName& arguments) const override {
return Impl::get_return_type_impl(arguments);
}
DataTypes get_variadic_argument_types_impl() const override {
return Impl::get_variadic_argument_types();
}
Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
size_t result, size_t input_rows_count) override {
return Impl::execute_impl(context, block, arguments, result, input_rows_count);
}
};
template <template <typename> class Impl, typename DateType>
class FunctionDateOrDateTimeToDate : public IFunction {
public:
static constexpr auto name = Impl<DateType>::name;
static FunctionPtr create() {
return std::make_shared<FunctionDateOrDateTimeToDate<Impl, DateType>>();
}
String get_name() const override { return name; }
bool use_default_implementation_for_nulls() const override { return false; }
bool use_default_implementation_for_constants() const override { return true; }
size_t get_number_of_arguments() const override { return 1; }
bool is_variadic() const override { return true; }
// input DateTime and Date, return Date
// input DateTimeV2 and DateV2, return DateV2
DataTypePtr get_return_type_impl(const ColumnsWithTypeAndName& arguments) const override {
bool is_nullable = false;
for (auto it : arguments) {
is_nullable = is_nullable || it.type->is_nullable();
}
if constexpr (std::is_same_v<DateType, DataTypeDateTime> ||
std::is_same_v<DateType, DataTypeDate>) {
return make_nullable(std::make_shared<DataTypeDate>());
} else {
return is_nullable ? make_nullable(std::make_shared<DataTypeDateV2>())
: std::make_shared<DataTypeDateV2>();
}
}
DataTypes get_variadic_argument_types_impl() const override {
if constexpr (std::is_same_v<DateType, DataTypeDate>) {
return {std::make_shared<DataTypeDate>()};
} else if constexpr (std::is_same_v<DateType, DataTypeDateTime>) {
return {std::make_shared<DataTypeDateTime>()};
} else if constexpr (std::is_same_v<DateType, DataTypeDateV2>) {
return {std::make_shared<DataTypeDateV2>()};
} else {
return {std::make_shared<DataTypeDateTimeV2>()};
}
}
Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
size_t result, size_t input_rows_count) override {
return Impl<DateType>::execute_impl(context, block, arguments, result, input_rows_count);
}
};
template <typename DateType>
struct LastDayImpl {
static constexpr auto name = "last_day";
static Status execute_impl(FunctionContext* context, Block& block,
const ColumnNumbers& arguments, size_t result,
size_t input_rows_count) {
const auto is_nullable = block.get_by_position(result).type->is_nullable();
ColumnPtr res_column;
ColumnPtr argument_column = remove_nullable(block.get_by_position(arguments[0]).column)
->convert_to_full_column_if_const();
if (is_nullable) {
auto null_map = ColumnUInt8::create(input_rows_count, 0);
if constexpr (std::is_same_v<DateType, DataTypeDateTime> ||
std::is_same_v<DateType, DataTypeDate>) {
auto data_col = assert_cast<const ColumnVector<Int64>*>(argument_column.get());
res_column = ColumnInt64::create(input_rows_count);
execute_straight<VecDateTimeValue, Int64, Int64>(
input_rows_count, null_map->get_data(), data_col->get_data(),
static_cast<ColumnVector<Int64>*>(res_column->assume_mutable().get())
->get_data());
} else if constexpr (std::is_same_v<DateType, DataTypeDateV2>) {
auto data_col = assert_cast<const ColumnVector<UInt32>*>(argument_column.get());
res_column = ColumnVector<UInt32>::create(input_rows_count);
execute_straight<DateV2Value<DateV2ValueType>, UInt32, UInt32>(
input_rows_count, null_map->get_data(), data_col->get_data(),
static_cast<ColumnVector<UInt32>*>(res_column->assume_mutable().get())
->get_data());
} else if constexpr (std::is_same_v<DateType, DataTypeDateTimeV2>) {
auto data_col = assert_cast<const ColumnVector<UInt64>*>(argument_column.get());
res_column = ColumnVector<UInt32>::create(input_rows_count);
execute_straight<DateV2Value<DateTimeV2ValueType>, UInt32, UInt64>(
input_rows_count, null_map->get_data(), data_col->get_data(),
static_cast<ColumnVector<UInt32>*>(res_column->assume_mutable().get())
->get_data());
}
if (const auto* nullable_col = check_and_get_column<ColumnNullable>(
block.get_by_position(arguments[0]).column.get())) {
NullMap& result_null_map = assert_cast<ColumnUInt8&>(*null_map).get_data();
const NullMap& src_null_map =
assert_cast<const ColumnUInt8&>(nullable_col->get_null_map_column())
.get_data();
VectorizedUtils::update_null_map(result_null_map, src_null_map);
}
block.replace_by_position(result,
ColumnNullable::create(res_column, std::move(null_map)));
} else {
if constexpr (std::is_same_v<DateType, DataTypeDateV2>) {
auto data_col = assert_cast<const ColumnVector<UInt32>*>(argument_column.get());
res_column = ColumnVector<UInt32>::create(input_rows_count);
execute_straight<DateV2Value<DateV2ValueType>, UInt32, UInt32>(
input_rows_count, data_col->get_data(),
static_cast<ColumnVector<UInt32>*>(res_column->assume_mutable().get())
->get_data());
} else if constexpr (std::is_same_v<DateType, DataTypeDateTimeV2>) {
auto data_col = assert_cast<const ColumnVector<UInt64>*>(argument_column.get());
res_column = ColumnVector<UInt32>::create(input_rows_count);
execute_straight<DateV2Value<DateTimeV2ValueType>, UInt32, UInt64>(
input_rows_count, data_col->get_data(),
static_cast<ColumnVector<UInt32>*>(res_column->assume_mutable().get())
->get_data());
}
block.replace_by_position(result, std::move(res_column));
}
return Status::OK();
}
template <typename DateValueType, typename ReturnType, typename InputDateType>
static void execute_straight(size_t input_rows_count, NullMap& null_map,
const PaddedPODArray<InputDateType>& data_col,
PaddedPODArray<ReturnType>& res_data) {
for (int i = 0; i < input_rows_count; i++) {
if constexpr (std::is_same_v<DateValueType, VecDateTimeValue>) {
const auto& cur_data = data_col[i];
auto ts_value = binary_cast<Int64, VecDateTimeValue>(cur_data);
if (!ts_value.is_valid_date()) {
null_map[i] = 1;
continue;
}
int day = get_last_month_day(ts_value.year(), ts_value.month());
ts_value.set_time(ts_value.year(), ts_value.month(), day, 0, 0, 0);
ts_value.set_type(TIME_DATE);
res_data[i] = binary_cast<VecDateTimeValue, Int64>(ts_value);
} else if constexpr (std::is_same_v<DateValueType, DateV2Value<DateV2ValueType>>) {
const auto& cur_data = data_col[i];
auto ts_value = binary_cast<UInt32, DateValueType>(cur_data);
if (!ts_value.is_valid_date()) {
null_map[i] = 1;
continue;
}
int day = get_last_month_day(ts_value.year(), ts_value.month());
ts_value.template set_time_unit<TimeUnit::DAY>(day);
res_data[i] = binary_cast<DateValueType, UInt32>(ts_value);
} else {
const auto& cur_data = data_col[i];
auto ts_value = binary_cast<UInt64, DateValueType>(cur_data);
if (!ts_value.is_valid_date()) {
null_map[i] = 1;
continue;
}
int day = get_last_month_day(ts_value.year(), ts_value.month());
ts_value.template set_time_unit<TimeUnit::DAY>(day);
ts_value.set_time(ts_value.year(), ts_value.month(), day, 0, 0, 0, 0);
UInt64 cast_value = binary_cast<DateValueType, UInt64>(ts_value);
DataTypeDateTimeV2::cast_to_date_v2(cast_value, res_data[i]);
}
}
}
template <typename DateValueType, typename ReturnType, typename InputDateType>
static void execute_straight(size_t input_rows_count,
const PaddedPODArray<InputDateType>& data_col,
PaddedPODArray<ReturnType>& res_data) {
for (int i = 0; i < input_rows_count; i++) {
if constexpr (std::is_same_v<DateValueType, DateV2Value<DateV2ValueType>>) {
const auto& cur_data = data_col[i];
auto ts_value = binary_cast<UInt32, DateValueType>(cur_data);
DCHECK(ts_value.is_valid_date());
int day = get_last_month_day(ts_value.year(), ts_value.month());
ts_value.template set_time_unit<TimeUnit::DAY>(day);
res_data[i] = binary_cast<DateValueType, UInt32>(ts_value);
} else {
const auto& cur_data = data_col[i];
auto ts_value = binary_cast<UInt64, DateValueType>(cur_data);
DCHECK(ts_value.is_valid_date());
int day = get_last_month_day(ts_value.year(), ts_value.month());
ts_value.template set_time_unit<TimeUnit::DAY>(day);
ts_value.set_time(ts_value.year(), ts_value.month(), day, 0, 0, 0, 0);
UInt64 cast_value = binary_cast<DateValueType, UInt64>(ts_value);
DataTypeDateTimeV2::cast_to_date_v2(cast_value, res_data[i]);
}
}
}
static int get_last_month_day(int year, int month) {
bool is_leap_year = doris::is_leap(year);
if (month == 2) {
return is_leap_year ? 29 : 28;
} else {
if (month == 1 || month == 3 || month == 5 || month == 7 || month == 8 || month == 10 ||
month == 12) {
return 31;
} else {
return 30;
}
}
}
};
template <typename DateType>
struct MondayImpl {
static constexpr auto name = "to_monday";
static Status execute_impl(FunctionContext* context, Block& block,
const ColumnNumbers& arguments, size_t result,
size_t input_rows_count) {
const auto is_nullable = block.get_by_position(result).type->is_nullable();
ColumnPtr argument_column = remove_nullable(block.get_by_position(arguments[0]).column)
->convert_to_full_column_if_const();
ColumnPtr res_column;
if (is_nullable) {
auto null_map = ColumnUInt8::create(input_rows_count, 0);
if constexpr (std::is_same_v<DateType, DataTypeDateTime> ||
std::is_same_v<DateType, DataTypeDate>) {
auto data_col = assert_cast<const ColumnVector<Int64>*>(argument_column.get());
res_column = ColumnInt64::create(input_rows_count);
execute_straight<VecDateTimeValue, Int64, Int64>(
input_rows_count, null_map->get_data(), data_col->get_data(),
static_cast<ColumnVector<Int64>*>(res_column->assume_mutable().get())
->get_data());
} else if constexpr (std::is_same_v<DateType, DataTypeDateV2>) {
auto data_col = assert_cast<const ColumnVector<UInt32>*>(argument_column.get());
res_column = ColumnVector<UInt32>::create(input_rows_count);
execute_straight<DateV2Value<DateV2ValueType>, UInt32, UInt32>(
input_rows_count, null_map->get_data(), data_col->get_data(),
static_cast<ColumnVector<UInt32>*>(res_column->assume_mutable().get())
->get_data());
} else if constexpr (std::is_same_v<DateType, DataTypeDateTimeV2>) {
auto data_col = assert_cast<const ColumnVector<UInt64>*>(argument_column.get());
res_column = ColumnVector<UInt32>::create(input_rows_count);
execute_straight<DateV2Value<DateTimeV2ValueType>, UInt32, UInt64>(
input_rows_count, null_map->get_data(), data_col->get_data(),
static_cast<ColumnVector<UInt32>*>(res_column->assume_mutable().get())
->get_data());
}
if (const auto* nullable_col = check_and_get_column<ColumnNullable>(
block.get_by_position(arguments[0]).column.get())) {
NullMap& result_null_map = assert_cast<ColumnUInt8&>(*null_map).get_data();
const NullMap& src_null_map =
assert_cast<const ColumnUInt8&>(nullable_col->get_null_map_column())
.get_data();
VectorizedUtils::update_null_map(result_null_map, src_null_map);
}
block.replace_by_position(result,
ColumnNullable::create(res_column, std::move(null_map)));
} else {
if constexpr (std::is_same_v<DateType, DataTypeDateV2>) {
auto data_col = assert_cast<const ColumnVector<UInt32>*>(argument_column.get());
res_column = ColumnVector<UInt32>::create(input_rows_count);
execute_straight<DateV2Value<DateV2ValueType>, UInt32, UInt32>(
input_rows_count, data_col->get_data(),
static_cast<ColumnVector<UInt32>*>(res_column->assume_mutable().get())
->get_data());
} else if constexpr (std::is_same_v<DateType, DataTypeDateTimeV2>) {
auto data_col = assert_cast<const ColumnVector<UInt64>*>(argument_column.get());
res_column = ColumnVector<UInt32>::create(input_rows_count);
execute_straight<DateV2Value<DateTimeV2ValueType>, UInt32, UInt64>(
input_rows_count, data_col->get_data(),
static_cast<ColumnVector<UInt32>*>(res_column->assume_mutable().get())
->get_data());
}
block.replace_by_position(result, std::move(res_column));
}
return Status::OK();
}
template <typename DateValueType, typename ReturnType, typename InputDateType>
static void execute_straight(size_t input_rows_count, NullMap& null_map,
const PaddedPODArray<InputDateType>& data_col,
PaddedPODArray<ReturnType>& res_data) {
for (int i = 0; i < input_rows_count; i++) {
if constexpr (std::is_same_v<DateValueType, VecDateTimeValue>) {
const auto& cur_data = data_col[i];
auto ts_value = binary_cast<Int64, VecDateTimeValue>(cur_data);
if (!ts_value.is_valid_date()) {
null_map[i] = 1;
continue;
}
if (is_special_day(ts_value.year(), ts_value.month(), ts_value.day())) {
ts_value.set_time(ts_value.year(), ts_value.month(), 1, 0, 0, 0);
ts_value.set_type(TIME_DATE);
res_data[i] = binary_cast<VecDateTimeValue, Int64>(ts_value);
continue;
}
// day_of_week, from 1(Mon) to 7(Sun)
int day_of_week = ts_value.weekday() + 1;
int gap_of_monday = day_of_week - 1;
TimeInterval interval(DAY, gap_of_monday, true);
ts_value.template date_add_interval<DAY>(interval);
ts_value.set_type(TIME_DATE);
res_data[i] = binary_cast<VecDateTimeValue, Int64>(ts_value);
} else if constexpr (std::is_same_v<DateValueType, DateV2Value<DateV2ValueType>>) {
const auto& cur_data = data_col[i];
auto ts_value = binary_cast<UInt32, DateValueType>(cur_data);
if (!ts_value.is_valid_date()) {
null_map[i] = 1;
continue;
}
if (is_special_day(ts_value.year(), ts_value.month(), ts_value.day())) {
ts_value.template set_time_unit<TimeUnit::DAY>(1);
res_data[i] = binary_cast<DateValueType, UInt32>(ts_value);
continue;
}
// day_of_week, from 1(Mon) to 7(Sun)
int day_of_week = ts_value.weekday() + 1;
int gap_of_monday = day_of_week - 1;
TimeInterval interval(DAY, gap_of_monday, true);
ts_value.template date_add_interval<DAY>(interval);
res_data[i] = binary_cast<DateValueType, UInt32>(ts_value);
} else {
const auto& cur_data = data_col[i];
auto ts_value = binary_cast<UInt64, DateValueType>(cur_data);
if (!ts_value.is_valid_date()) {
null_map[i] = 1;
continue;
}
if (is_special_day(ts_value.year(), ts_value.month(), ts_value.day())) {
ts_value.set_time(ts_value.year(), ts_value.month(), 1, 0, 0, 0, 0);
UInt64 cast_value = binary_cast<DateValueType, UInt64>(ts_value);
DataTypeDateTimeV2::cast_to_date_v2(cast_value, res_data[i]);
continue;
}
// day_of_week, from 1(Mon) to 7(Sun)
int day_of_week = ts_value.weekday() + 1;
int gap_of_monday = day_of_week - 1;
TimeInterval interval(DAY, gap_of_monday, true);
ts_value.template date_add_interval<DAY>(interval);
ts_value.set_time(ts_value.year(), ts_value.month(), ts_value.day(), 0, 0, 0, 0);
UInt64 cast_value = binary_cast<DateValueType, UInt64>(ts_value);
DataTypeDateTimeV2::cast_to_date_v2(cast_value, res_data[i]);
}
}
}
template <typename DateValueType, typename ReturnType, typename InputDateType>
static void execute_straight(size_t input_rows_count,
const PaddedPODArray<InputDateType>& data_col,
PaddedPODArray<ReturnType>& res_data) {
for (int i = 0; i < input_rows_count; i++) {
if constexpr (std::is_same_v<DateValueType, DateV2Value<DateV2ValueType>>) {
const auto& cur_data = data_col[i];
auto ts_value = binary_cast<UInt32, DateValueType>(cur_data);
DCHECK(ts_value.is_valid_date());
if (is_special_day(ts_value.year(), ts_value.month(), ts_value.day())) {
ts_value.template set_time_unit<TimeUnit::DAY>(1);
res_data[i] = binary_cast<DateValueType, UInt32>(ts_value);
continue;
}
// day_of_week, from 1(Mon) to 7(Sun)
int day_of_week = ts_value.weekday() + 1;
int gap_of_monday = day_of_week - 1;
TimeInterval interval(DAY, gap_of_monday, true);
ts_value.template date_add_interval<DAY>(interval);
res_data[i] = binary_cast<DateValueType, UInt32>(ts_value);
} else {
const auto& cur_data = data_col[i];
auto ts_value = binary_cast<UInt64, DateValueType>(cur_data);
DCHECK(ts_value.is_valid_date());
if (is_special_day(ts_value.year(), ts_value.month(), ts_value.day())) {
ts_value.set_time(ts_value.year(), ts_value.month(), 1, 0, 0, 0, 0);
UInt64 cast_value = binary_cast<DateValueType, UInt64>(ts_value);
DataTypeDateTimeV2::cast_to_date_v2(cast_value, res_data[i]);
continue;
}
// day_of_week, from 1(Mon) to 7(Sun)
int day_of_week = ts_value.weekday() + 1;
int gap_of_monday = day_of_week - 1;
TimeInterval interval(DAY, gap_of_monday, true);
ts_value.template date_add_interval<DAY>(interval);
ts_value.set_time(ts_value.year(), ts_value.month(), ts_value.day(), 0, 0, 0, 0);
UInt64 cast_value = binary_cast<DateValueType, UInt64>(ts_value);
DataTypeDateTimeV2::cast_to_date_v2(cast_value, res_data[i]);
}
}
}
// specially, 1970-01-01, 1970-01-02, 1970-01-03 and 1970-01-04 return 1970-01-01
static bool is_special_day(int year, int month, int day) {
return year == 1970 && month == 1 && day > 0 && day < 5;
}
};
template <typename Impl>
class FunctionOtherTypesToDateType : public IFunction {
public:
static constexpr auto name = Impl::name;
static FunctionPtr create() { return std::make_shared<FunctionOtherTypesToDateType>(); }
String get_name() const override { return name; }
size_t get_number_of_arguments() const override { return 2; }
bool is_variadic() const override { return Impl::is_variadic(); }
DataTypes get_variadic_argument_types_impl() const override {
return Impl::get_variadic_argument_types();
}
DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {
return Impl::get_return_type_impl(arguments);
}
bool use_default_implementation_for_constants() const override { return true; }
Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
size_t result, size_t input_rows_count) override {
return Impl::execute(context, block, arguments, result, input_rows_count);
}
};
using FunctionStrToDate = FunctionOtherTypesToDateType<StrToDate>;
using FunctionMakeDate = FunctionOtherTypesToDateType<MakeDateImpl>;
using FunctionDateTrunc = FunctionOtherTypesToDateType<DateTrunc<VecDateTimeValue, Int64>>;
using FunctionDateTruncV2 =
FunctionOtherTypesToDateType<DateTrunc<DateV2Value<DateTimeV2ValueType>, UInt64>>;
void register_function_timestamp(SimpleFunctionFactory& factory) {
factory.register_function<FunctionStrToDate>();
factory.register_function<FunctionMakeDate>();
factory.register_function<FromDays>();
factory.register_function<FunctionDateTrunc>();
factory.register_function<FunctionDateTruncV2>();
factory.register_function<FunctionUnixTimestamp<UnixTimeStampImpl>>();
factory.register_function<FunctionUnixTimestamp<UnixTimeStampDateImpl<DataTypeDate>>>();
factory.register_function<FunctionUnixTimestamp<UnixTimeStampDateImpl<DataTypeDateV2>>>();
factory.register_function<FunctionUnixTimestamp<UnixTimeStampDateImpl<DataTypeDateTimeV2>>>();
factory.register_function<FunctionUnixTimestamp<UnixTimeStampDatetimeImpl<DataTypeDate>>>();
factory.register_function<FunctionUnixTimestamp<UnixTimeStampDatetimeImpl<DataTypeDateV2>>>();
factory.register_function<
FunctionUnixTimestamp<UnixTimeStampDatetimeImpl<DataTypeDateTimeV2>>>();
factory.register_function<FunctionUnixTimestamp<UnixTimeStampStrImpl>>();
factory.register_function<FunctionDateOrDateTimeToDate<LastDayImpl, DataTypeDateTime>>();
factory.register_function<FunctionDateOrDateTimeToDate<LastDayImpl, DataTypeDate>>();
factory.register_function<FunctionDateOrDateTimeToDate<LastDayImpl, DataTypeDateV2>>();
factory.register_function<FunctionDateOrDateTimeToDate<LastDayImpl, DataTypeDateTimeV2>>();
factory.register_function<FunctionDateOrDateTimeToDate<MondayImpl, DataTypeDateV2>>();
factory.register_function<FunctionDateOrDateTimeToDate<MondayImpl, DataTypeDateTimeV2>>();
factory.register_function<FunctionDateOrDateTimeToDate<MondayImpl, DataTypeDate>>();
factory.register_function<FunctionDateOrDateTimeToDate<MondayImpl, DataTypeDateTime>>();
}
} // namespace doris::vectorized
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