alamb commented on code in PR #11347: URL: https://github.com/apache/datafusion/pull/11347#discussion_r1672115527
########## datafusion/functions/src/datetime/to_local_time.rs: ########## @@ -0,0 +1,564 @@ +// 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. + +use std::any::Any; +use std::ops::Add; +use std::sync::Arc; + +use arrow::array::timezone::Tz; +use arrow::array::{Array, ArrayRef, PrimitiveBuilder}; +use arrow::datatypes::DataType::Timestamp; +use arrow::datatypes::{ + ArrowTimestampType, DataType, TimestampMicrosecondType, TimestampMillisecondType, + TimestampNanosecondType, TimestampSecondType, +}; +use arrow::datatypes::{ + TimeUnit, + TimeUnit::{Microsecond, Millisecond, Nanosecond, Second}, +}; + +use chrono::{DateTime, MappedLocalTime, Offset, TimeDelta, TimeZone, Utc}; +use datafusion_common::cast::as_primitive_array; +use datafusion_common::{exec_err, DataFusionError, Result, ScalarValue}; +use datafusion_expr::TypeSignature::Exact; +use datafusion_expr::{ + ColumnarValue, ScalarUDFImpl, Signature, Volatility, TIMEZONE_WILDCARD, +}; + +/// A UDF function that converts a timezone-aware timestamp to local time (with no offset or +/// timezone information). In other words, this function strips off the timezone from the timestamp, +/// while keep the display value of the timestamp the same. +#[derive(Debug)] +pub struct ToLocalTimeFunc { + signature: Signature, +} + +impl Default for ToLocalTimeFunc { + fn default() -> Self { + Self::new() + } +} + +impl ToLocalTimeFunc { + pub fn new() -> Self { + let base_sig = |array_type: TimeUnit| { + [ + Exact(vec![Timestamp(array_type, None)]), + Exact(vec![Timestamp(array_type, Some(TIMEZONE_WILDCARD.into()))]), + ] + }; + + let full_sig = [Nanosecond, Microsecond, Millisecond, Second] + .into_iter() + .flat_map(base_sig) + .collect::<Vec<_>>(); + + Self { + signature: Signature::one_of(full_sig, Volatility::Immutable), + } + } + + fn to_local_time(&self, args: &[ColumnarValue]) -> Result<ColumnarValue> { + if args.len() != 1 { + return exec_err!( + "to_local_time function requires 1 argument, got {}", + args.len() + ); + } + + let time_value = &args[0]; + let arg_type = time_value.data_type(); + match arg_type { + DataType::Timestamp(_, None) => { + // if no timezone specificed, just return the input + Ok(time_value.clone()) + } + // If has timezone, adjust the underlying time value. The current time value + // is stored as i64 in UTC, even though the timezone may not be in UTC. Therefore, + // we need to adjust the time value to the local time. See [`adjust_to_local_time`] + // for more details. + // + // Then remove the timezone in return type, i.e. return None + DataType::Timestamp(_, Some(timezone)) => { + let tz: Tz = timezone.parse()?; + + match time_value { + ColumnarValue::Scalar(ScalarValue::TimestampNanosecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampNanosecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampNanosecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Scalar(ScalarValue::TimestampMicrosecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampMicrosecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampMicrosecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Scalar(ScalarValue::TimestampMillisecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampMillisecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampMillisecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Scalar(ScalarValue::TimestampSecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampSecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampSecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Array(array) => { + fn transform_array<T: ArrowTimestampType>( + array: &ArrayRef, + tz: Tz, + ) -> Result<ColumnarValue> { + let mut builder = PrimitiveBuilder::<T>::new(); + + let primitive_array = as_primitive_array::<T>(array)?; + for ts_opt in primitive_array.iter() { + match ts_opt { + None => builder.append_null(), + Some(ts) => { + let adjusted_ts: i64 = + adjust_to_local_time::<T>(ts, tz)?; + builder.append_value(adjusted_ts) + } + } + } + + Ok(ColumnarValue::Array(Arc::new(builder.finish()))) Review Comment: You could also use [`try_unary`](https://docs.rs/arrow/latest/arrow/compute/fn.try_unary.html) here (that basically does the same thing as what you have here) ```rust let primitive_array = as_primitive_array::<T>(array)?; let ts_array = try_unary(primitive_array, |ts| { adjust_to_local_time::<T>(ts, tz) })?; Ok(ColumnarValue::Array(Arc::new(ts_array))) ``` I tried it locally, and using try_unary does require that `adjust_to_local_time` is changed to return ArrowError rather than DataFusion error ########## datafusion/functions/src/datetime/to_local_time.rs: ########## @@ -0,0 +1,564 @@ +// 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. + +use std::any::Any; +use std::ops::Add; +use std::sync::Arc; + +use arrow::array::timezone::Tz; +use arrow::array::{Array, ArrayRef, PrimitiveBuilder}; +use arrow::datatypes::DataType::Timestamp; +use arrow::datatypes::{ + ArrowTimestampType, DataType, TimestampMicrosecondType, TimestampMillisecondType, + TimestampNanosecondType, TimestampSecondType, +}; +use arrow::datatypes::{ + TimeUnit, + TimeUnit::{Microsecond, Millisecond, Nanosecond, Second}, +}; + +use chrono::{DateTime, MappedLocalTime, Offset, TimeDelta, TimeZone, Utc}; +use datafusion_common::cast::as_primitive_array; +use datafusion_common::{exec_err, DataFusionError, Result, ScalarValue}; +use datafusion_expr::TypeSignature::Exact; +use datafusion_expr::{ + ColumnarValue, ScalarUDFImpl, Signature, Volatility, TIMEZONE_WILDCARD, +}; + +/// A UDF function that converts a timezone-aware timestamp to local time (with no offset or +/// timezone information). In other words, this function strips off the timezone from the timestamp, +/// while keep the display value of the timestamp the same. +#[derive(Debug)] +pub struct ToLocalTimeFunc { + signature: Signature, +} + +impl Default for ToLocalTimeFunc { + fn default() -> Self { + Self::new() + } +} + +impl ToLocalTimeFunc { + pub fn new() -> Self { + let base_sig = |array_type: TimeUnit| { + [ + Exact(vec![Timestamp(array_type, None)]), + Exact(vec![Timestamp(array_type, Some(TIMEZONE_WILDCARD.into()))]), + ] + }; + + let full_sig = [Nanosecond, Microsecond, Millisecond, Second] + .into_iter() + .flat_map(base_sig) + .collect::<Vec<_>>(); + + Self { + signature: Signature::one_of(full_sig, Volatility::Immutable), + } + } + + fn to_local_time(&self, args: &[ColumnarValue]) -> Result<ColumnarValue> { + if args.len() != 1 { + return exec_err!( + "to_local_time function requires 1 argument, got {}", + args.len() + ); + } + + let time_value = &args[0]; + let arg_type = time_value.data_type(); + match arg_type { + DataType::Timestamp(_, None) => { + // if no timezone specificed, just return the input + Ok(time_value.clone()) + } + // If has timezone, adjust the underlying time value. The current time value + // is stored as i64 in UTC, even though the timezone may not be in UTC. Therefore, + // we need to adjust the time value to the local time. See [`adjust_to_local_time`] + // for more details. + // + // Then remove the timezone in return type, i.e. return None + DataType::Timestamp(_, Some(timezone)) => { + let tz: Tz = timezone.parse()?; + + match time_value { + ColumnarValue::Scalar(ScalarValue::TimestampNanosecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampNanosecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampNanosecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Scalar(ScalarValue::TimestampMicrosecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampMicrosecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampMicrosecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Scalar(ScalarValue::TimestampMillisecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampMillisecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampMillisecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Scalar(ScalarValue::TimestampSecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampSecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampSecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Array(array) => { + fn transform_array<T: ArrowTimestampType>( + array: &ArrayRef, + tz: Tz, + ) -> Result<ColumnarValue> { + let mut builder = PrimitiveBuilder::<T>::new(); + + let primitive_array = as_primitive_array::<T>(array)?; + for ts_opt in primitive_array.iter() { + match ts_opt { + None => builder.append_null(), + Some(ts) => { + let adjusted_ts: i64 = + adjust_to_local_time::<T>(ts, tz)?; + builder.append_value(adjusted_ts) + } + } + } + + Ok(ColumnarValue::Array(Arc::new(builder.finish()))) + } + + match array.data_type() { + Timestamp(_, None) => { + // if no timezone specificed, just return the input + Ok(time_value.clone()) + } + Timestamp(Nanosecond, Some(_)) => { + transform_array::<TimestampNanosecondType>(array, tz) + } + Timestamp(Microsecond, Some(_)) => { + transform_array::<TimestampMicrosecondType>(array, tz) + } + Timestamp(Millisecond, Some(_)) => { + transform_array::<TimestampMillisecondType>(array, tz) + } + Timestamp(Second, Some(_)) => { + transform_array::<TimestampSecondType>(array, tz) + } + _ => { + exec_err!("to_local_time function requires timestamp argument in array, got {:?}", array.data_type()) + } + } + } + _ => { + exec_err!( + "to_local_time function requires timestamp argument, got {:?}", + time_value.data_type() + ) + } + } + } + _ => { + exec_err!( + "to_local_time function requires timestamp argument, got {:?}", + arg_type + ) + } + } + } +} + +/// This function converts a timestamp with a timezone to a timestamp without a timezone. +/// The display value of the adjusted timestamp remain the same, but the underlying timestamp +/// representation is adjusted according to the relative timezone offset to UTC. +/// +/// This function uses chrono to handle daylight saving time changes. +/// +/// For example, +/// +/// ```text +/// '2019-03-31T01:00:00Z'::timestamp at time zone 'Europe/Brussels' +/// ``` +/// +/// is displayed as follows in datafusion-cli: +/// +/// ```text +/// 2019-03-31T01:00:00+01:00 +/// ``` +/// +/// and is represented in DataFusion as: +/// +/// ```text +/// TimestampNanosecond(Some(1_553_990_400_000_000_000), Some("Europe/Brussels")) +/// ``` +/// +/// To strip off the timezone while keeping the display value the same, we need to +/// adjust the underlying timestamp with the timezone offset value using `adjust_to_local_time()` +/// +/// ```text +/// adjust_to_local_time(1_553_990_400_000_000_000, "Europe/Brussels") --> 1_553_994_000_000_000_000 +/// ``` +/// +/// The difference between `1_553_990_400_000_000_000` and `1_553_994_000_000_000_000` is +/// `3600_000_000_000` ns, which corresponds to 1 hour. This matches with the timezone +/// offset for "Europe/Brussels" for this date. +/// +/// Note that the offset varies with daylight savings time (DST), which makes this tricky! For +/// example, timezone "Europe/Brussels" has a 2-hour offset during DST and a 1-hour offset +/// when DST ends. +/// +/// Consequently, DataFusion can represent the timestamp in local time (with no offset or +/// timezone information) as +/// +/// ```text +/// TimestampNanosecond(Some(1_553_994_000_000_000_000), None) +/// ``` +/// +/// which is displayed as follows in datafusion-cli: +/// +/// ```text +/// 2019-03-31T01:00:00 +/// ``` +/// +/// See `test_adjust_to_local_time()` for example +fn adjust_to_local_time<T: ArrowTimestampType>(ts: i64, tz: Tz) -> Result<i64> { + fn convert_timestamp<F>(ts: i64, converter: F) -> Result<DateTime<Utc>> + where + F: Fn(i64) -> MappedLocalTime<DateTime<Utc>>, + { + match converter(ts) { + MappedLocalTime::Ambiguous(earliest, latest) => exec_err!( + "Ambiguous timestamp in microseconds. Do you mean {:?} or {:?}", Review Comment: ❤️ ########## datafusion/functions/src/datetime/to_local_time.rs: ########## @@ -0,0 +1,564 @@ +// 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. + +use std::any::Any; +use std::ops::Add; +use std::sync::Arc; + +use arrow::array::timezone::Tz; +use arrow::array::{Array, ArrayRef, PrimitiveBuilder}; +use arrow::datatypes::DataType::Timestamp; +use arrow::datatypes::{ + ArrowTimestampType, DataType, TimestampMicrosecondType, TimestampMillisecondType, + TimestampNanosecondType, TimestampSecondType, +}; +use arrow::datatypes::{ + TimeUnit, + TimeUnit::{Microsecond, Millisecond, Nanosecond, Second}, +}; + +use chrono::{DateTime, MappedLocalTime, Offset, TimeDelta, TimeZone, Utc}; +use datafusion_common::cast::as_primitive_array; +use datafusion_common::{exec_err, DataFusionError, Result, ScalarValue}; +use datafusion_expr::TypeSignature::Exact; +use datafusion_expr::{ + ColumnarValue, ScalarUDFImpl, Signature, Volatility, TIMEZONE_WILDCARD, +}; + +/// A UDF function that converts a timezone-aware timestamp to local time (with no offset or +/// timezone information). In other words, this function strips off the timezone from the timestamp, +/// while keep the display value of the timestamp the same. +#[derive(Debug)] +pub struct ToLocalTimeFunc { + signature: Signature, +} + +impl Default for ToLocalTimeFunc { + fn default() -> Self { + Self::new() + } +} + +impl ToLocalTimeFunc { + pub fn new() -> Self { + let base_sig = |array_type: TimeUnit| { + [ + Exact(vec![Timestamp(array_type, None)]), + Exact(vec![Timestamp(array_type, Some(TIMEZONE_WILDCARD.into()))]), + ] + }; + + let full_sig = [Nanosecond, Microsecond, Millisecond, Second] + .into_iter() + .flat_map(base_sig) + .collect::<Vec<_>>(); + + Self { + signature: Signature::one_of(full_sig, Volatility::Immutable), + } + } + + fn to_local_time(&self, args: &[ColumnarValue]) -> Result<ColumnarValue> { + if args.len() != 1 { + return exec_err!( + "to_local_time function requires 1 argument, got {}", + args.len() + ); + } + + let time_value = &args[0]; + let arg_type = time_value.data_type(); + match arg_type { + DataType::Timestamp(_, None) => { + // if no timezone specificed, just return the input + Ok(time_value.clone()) + } + // If has timezone, adjust the underlying time value. The current time value + // is stored as i64 in UTC, even though the timezone may not be in UTC. Therefore, + // we need to adjust the time value to the local time. See [`adjust_to_local_time`] + // for more details. + // + // Then remove the timezone in return type, i.e. return None + DataType::Timestamp(_, Some(timezone)) => { + let tz: Tz = timezone.parse()?; + + match time_value { + ColumnarValue::Scalar(ScalarValue::TimestampNanosecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampNanosecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampNanosecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Scalar(ScalarValue::TimestampMicrosecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampMicrosecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampMicrosecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Scalar(ScalarValue::TimestampMillisecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampMillisecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampMillisecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Scalar(ScalarValue::TimestampSecond( + Some(ts), + Some(_), + )) => { + let adjusted_ts = + adjust_to_local_time::<TimestampSecondType>(*ts, tz)?; + Ok(ColumnarValue::Scalar(ScalarValue::TimestampSecond( + Some(adjusted_ts), + None, + ))) + } + ColumnarValue::Array(array) => { + fn transform_array<T: ArrowTimestampType>( + array: &ArrayRef, + tz: Tz, + ) -> Result<ColumnarValue> { + let mut builder = PrimitiveBuilder::<T>::new(); + + let primitive_array = as_primitive_array::<T>(array)?; + for ts_opt in primitive_array.iter() { + match ts_opt { + None => builder.append_null(), + Some(ts) => { + let adjusted_ts: i64 = + adjust_to_local_time::<T>(ts, tz)?; + builder.append_value(adjusted_ts) + } + } + } + + Ok(ColumnarValue::Array(Arc::new(builder.finish()))) + } + + match array.data_type() { + Timestamp(_, None) => { + // if no timezone specificed, just return the input + Ok(time_value.clone()) + } + Timestamp(Nanosecond, Some(_)) => { + transform_array::<TimestampNanosecondType>(array, tz) + } + Timestamp(Microsecond, Some(_)) => { + transform_array::<TimestampMicrosecondType>(array, tz) + } + Timestamp(Millisecond, Some(_)) => { + transform_array::<TimestampMillisecondType>(array, tz) + } + Timestamp(Second, Some(_)) => { + transform_array::<TimestampSecondType>(array, tz) + } + _ => { + exec_err!("to_local_time function requires timestamp argument in array, got {:?}", array.data_type()) + } + } + } + _ => { + exec_err!( + "to_local_time function requires timestamp argument, got {:?}", + time_value.data_type() + ) + } + } + } + _ => { + exec_err!( + "to_local_time function requires timestamp argument, got {:?}", + arg_type + ) + } + } + } +} + +/// This function converts a timestamp with a timezone to a timestamp without a timezone. +/// The display value of the adjusted timestamp remain the same, but the underlying timestamp +/// representation is adjusted according to the relative timezone offset to UTC. +/// +/// This function uses chrono to handle daylight saving time changes. +/// +/// For example, +/// +/// ```text +/// '2019-03-31T01:00:00Z'::timestamp at time zone 'Europe/Brussels' +/// ``` +/// +/// is displayed as follows in datafusion-cli: +/// +/// ```text +/// 2019-03-31T01:00:00+01:00 +/// ``` +/// +/// and is represented in DataFusion as: +/// +/// ```text +/// TimestampNanosecond(Some(1_553_990_400_000_000_000), Some("Europe/Brussels")) +/// ``` +/// +/// To strip off the timezone while keeping the display value the same, we need to +/// adjust the underlying timestamp with the timezone offset value using `adjust_to_local_time()` +/// +/// ```text +/// adjust_to_local_time(1_553_990_400_000_000_000, "Europe/Brussels") --> 1_553_994_000_000_000_000 +/// ``` +/// +/// The difference between `1_553_990_400_000_000_000` and `1_553_994_000_000_000_000` is +/// `3600_000_000_000` ns, which corresponds to 1 hour. This matches with the timezone +/// offset for "Europe/Brussels" for this date. +/// +/// Note that the offset varies with daylight savings time (DST), which makes this tricky! For +/// example, timezone "Europe/Brussels" has a 2-hour offset during DST and a 1-hour offset +/// when DST ends. +/// +/// Consequently, DataFusion can represent the timestamp in local time (with no offset or +/// timezone information) as +/// +/// ```text +/// TimestampNanosecond(Some(1_553_994_000_000_000_000), None) +/// ``` +/// +/// which is displayed as follows in datafusion-cli: +/// +/// ```text +/// 2019-03-31T01:00:00 +/// ``` +/// +/// See `test_adjust_to_local_time()` for example +fn adjust_to_local_time<T: ArrowTimestampType>(ts: i64, tz: Tz) -> Result<i64> { + fn convert_timestamp<F>(ts: i64, converter: F) -> Result<DateTime<Utc>> + where + F: Fn(i64) -> MappedLocalTime<DateTime<Utc>>, + { + match converter(ts) { + MappedLocalTime::Ambiguous(earliest, latest) => exec_err!( + "Ambiguous timestamp in microseconds. Do you mean {:?} or {:?}", + earliest, + latest + ), + MappedLocalTime::None => exec_err!( + "The local time does not exist because there is a gap in the local time." + ), + MappedLocalTime::Single(date_time) => Ok(date_time), + } + } + + let date_time = match T::UNIT { + Nanosecond => Utc.timestamp_nanos(ts), + Microsecond => convert_timestamp(ts, |ts| Utc.timestamp_micros(ts))?, + Millisecond => convert_timestamp(ts, |ts| Utc.timestamp_millis_opt(ts))?, + Second => convert_timestamp(ts, |ts| Utc.timestamp_opt(ts, 0))?, + }; + + let offset_seconds: i64 = tz + .offset_from_utc_datetime(&date_time.naive_utc()) + .fix() + .local_minus_utc() as i64; + + let adjusted_date_time = date_time.add( + // This should not fail under normal circumstances as the + // maximum possible offset is 26 hours (93,600 seconds) + TimeDelta::try_seconds(offset_seconds) + .ok_or(DataFusionError::Internal("Offset seconds should be less than i64::MAX / 1_000 or greater than -i64::MAX / 1_000".to_string()))?, + ); + + // convert the navie datetime back to i64 Review Comment: ```suggestion // convert the naive datetime back to i64 ``` -- This is an automated message from the Apache Git Service. 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