1use crate::delta::{
21 add_days_datetime, add_months_date, add_months_datetime, sub_days_datetime, sub_months_datetime,
22};
23use crate::temporal_conversions::as_datetime_with_timezone;
24use crate::timezone::Tz;
25use crate::{ArrowNativeTypeOp, OffsetSizeTrait};
26use arrow_buffer::{Buffer, OffsetBuffer, i256};
27use arrow_data::decimal::{
28 format_decimal_str, is_validate_decimal_precision, is_validate_decimal32_precision,
29 is_validate_decimal64_precision, is_validate_decimal256_precision, validate_decimal_precision,
30 validate_decimal32_precision, validate_decimal64_precision, validate_decimal256_precision,
31};
32use arrow_data::{validate_binary_view, validate_string_view};
33use arrow_schema::{
34 ArrowError, DECIMAL_DEFAULT_SCALE, DECIMAL32_DEFAULT_SCALE, DECIMAL32_MAX_PRECISION,
35 DECIMAL32_MAX_SCALE, DECIMAL64_DEFAULT_SCALE, DECIMAL64_MAX_PRECISION, DECIMAL64_MAX_SCALE,
36 DECIMAL128_MAX_PRECISION, DECIMAL128_MAX_SCALE, DECIMAL256_MAX_PRECISION, DECIMAL256_MAX_SCALE,
37 DataType, IntervalUnit, TimeUnit,
38};
39use chrono::{DateTime, Duration, NaiveDate, NaiveDateTime, TimeZone};
40use half::f16;
41use std::fmt::Debug;
42use std::marker::PhantomData;
43use std::ops::Sub;
44
45pub use arrow_buffer::{IntervalDayTime, IntervalMonthDayNano};
47
48#[derive(Debug)]
52pub struct BooleanType {}
53
54impl BooleanType {
55 pub const DATA_TYPE: DataType = DataType::Boolean;
57}
58
59pub trait ArrowPrimitiveType: primitive::PrimitiveTypeSealed + 'static {
68 type Native: ArrowNativeTypeOp;
70
71 const DATA_TYPE: DataType;
73
74 fn default_value() -> Self::Native {
78 Default::default()
79 }
80}
81
82mod primitive {
83 pub trait PrimitiveTypeSealed {}
84}
85
86macro_rules! make_type {
87 ($name:ident, $native_ty:ty, $data_ty:expr, $doc_string: literal) => {
88 #[derive(Debug)]
89 #[doc = $doc_string]
90 pub struct $name {}
91
92 impl ArrowPrimitiveType for $name {
93 type Native = $native_ty;
94 const DATA_TYPE: DataType = $data_ty;
95 }
96
97 impl primitive::PrimitiveTypeSealed for $name {}
98 };
99}
100
101make_type!(Int8Type, i8, DataType::Int8, "A signed 8-bit integer type.");
102make_type!(
103 Int16Type,
104 i16,
105 DataType::Int16,
106 "Signed 16-bit integer type."
107);
108make_type!(
109 Int32Type,
110 i32,
111 DataType::Int32,
112 "Signed 32-bit integer type."
113);
114make_type!(
115 Int64Type,
116 i64,
117 DataType::Int64,
118 "Signed 64-bit integer type."
119);
120make_type!(
121 UInt8Type,
122 u8,
123 DataType::UInt8,
124 "Unsigned 8-bit integer type."
125);
126make_type!(
127 UInt16Type,
128 u16,
129 DataType::UInt16,
130 "Unsigned 16-bit integer type."
131);
132make_type!(
133 UInt32Type,
134 u32,
135 DataType::UInt32,
136 "Unsigned 32-bit integer type."
137);
138make_type!(
139 UInt64Type,
140 u64,
141 DataType::UInt64,
142 "Unsigned 64-bit integer type."
143);
144make_type!(
145 Float16Type,
146 f16,
147 DataType::Float16,
148 "16-bit floating point number type."
149);
150make_type!(
151 Float32Type,
152 f32,
153 DataType::Float32,
154 "32-bit floating point number type."
155);
156make_type!(
157 Float64Type,
158 f64,
159 DataType::Float64,
160 "64-bit floating point number type."
161);
162make_type!(
163 TimestampSecondType,
164 i64,
165 DataType::Timestamp(TimeUnit::Second, None),
166 "Timestamp second type with an optional timezone."
167);
168make_type!(
169 TimestampMillisecondType,
170 i64,
171 DataType::Timestamp(TimeUnit::Millisecond, None),
172 "Timestamp millisecond type with an optional timezone."
173);
174make_type!(
175 TimestampMicrosecondType,
176 i64,
177 DataType::Timestamp(TimeUnit::Microsecond, None),
178 "Timestamp microsecond type with an optional timezone."
179);
180make_type!(
181 TimestampNanosecondType,
182 i64,
183 DataType::Timestamp(TimeUnit::Nanosecond, None),
184 "Timestamp nanosecond type with an optional timezone."
185);
186make_type!(
187 Date32Type,
188 i32,
189 DataType::Date32,
190 "32-bit date type: the elapsed time since UNIX epoch in days (32 bits)."
191);
192make_type!(
193 Date64Type,
194 i64,
195 DataType::Date64,
196 "64-bit date type: the elapsed time since UNIX epoch in milliseconds (64 bits). \
197 Values must be divisible by `86_400_000`. \
198 See [`DataType::Date64`] for more details."
199);
200make_type!(
201 Time32SecondType,
202 i32,
203 DataType::Time32(TimeUnit::Second),
204 "32-bit time type: the elapsed time since midnight in seconds."
205);
206make_type!(
207 Time32MillisecondType,
208 i32,
209 DataType::Time32(TimeUnit::Millisecond),
210 "32-bit time type: the elapsed time since midnight in milliseconds."
211);
212make_type!(
213 Time64MicrosecondType,
214 i64,
215 DataType::Time64(TimeUnit::Microsecond),
216 "64-bit time type: the elapsed time since midnight in microseconds."
217);
218make_type!(
219 Time64NanosecondType,
220 i64,
221 DataType::Time64(TimeUnit::Nanosecond),
222 "64-bit time type: the elapsed time since midnight in nanoseconds."
223);
224make_type!(
225 IntervalYearMonthType,
226 i32,
227 DataType::Interval(IntervalUnit::YearMonth),
228 "32-bit “calendar” interval type: the number of whole months."
229);
230make_type!(
231 IntervalDayTimeType,
232 IntervalDayTime,
233 DataType::Interval(IntervalUnit::DayTime),
234 "“Calendar” interval type: days and milliseconds. See [`IntervalDayTime`] for more details."
235);
236make_type!(
237 IntervalMonthDayNanoType,
238 IntervalMonthDayNano,
239 DataType::Interval(IntervalUnit::MonthDayNano),
240 r"“Calendar” interval type: months, days, and nanoseconds. See [`IntervalMonthDayNano`] for more details."
241);
242make_type!(
243 DurationSecondType,
244 i64,
245 DataType::Duration(TimeUnit::Second),
246 "Elapsed time type: seconds."
247);
248make_type!(
249 DurationMillisecondType,
250 i64,
251 DataType::Duration(TimeUnit::Millisecond),
252 "Elapsed time type: milliseconds."
253);
254make_type!(
255 DurationMicrosecondType,
256 i64,
257 DataType::Duration(TimeUnit::Microsecond),
258 "Elapsed time type: microseconds."
259);
260make_type!(
261 DurationNanosecondType,
262 i64,
263 DataType::Duration(TimeUnit::Nanosecond),
264 "Elapsed time type: nanoseconds."
265);
266
267pub trait ArrowDictionaryKeyType: ArrowPrimitiveType {}
270
271impl ArrowDictionaryKeyType for Int8Type {}
272
273impl ArrowDictionaryKeyType for Int16Type {}
274
275impl ArrowDictionaryKeyType for Int32Type {}
276
277impl ArrowDictionaryKeyType for Int64Type {}
278
279impl ArrowDictionaryKeyType for UInt8Type {}
280
281impl ArrowDictionaryKeyType for UInt16Type {}
282
283impl ArrowDictionaryKeyType for UInt32Type {}
284
285impl ArrowDictionaryKeyType for UInt64Type {}
286
287pub trait RunEndIndexType: ArrowPrimitiveType {}
291
292impl RunEndIndexType for Int16Type {}
293
294impl RunEndIndexType for Int32Type {}
295
296impl RunEndIndexType for Int64Type {}
297
298pub trait ArrowTemporalType: ArrowPrimitiveType {}
300
301impl ArrowTemporalType for TimestampSecondType {}
302impl ArrowTemporalType for TimestampMillisecondType {}
303impl ArrowTemporalType for TimestampMicrosecondType {}
304impl ArrowTemporalType for TimestampNanosecondType {}
305impl ArrowTemporalType for Date32Type {}
306impl ArrowTemporalType for Date64Type {}
307impl ArrowTemporalType for Time32SecondType {}
308impl ArrowTemporalType for Time32MillisecondType {}
309impl ArrowTemporalType for Time64MicrosecondType {}
310impl ArrowTemporalType for Time64NanosecondType {}
311impl ArrowTemporalType for DurationSecondType {}
315impl ArrowTemporalType for DurationMillisecondType {}
316impl ArrowTemporalType for DurationMicrosecondType {}
317impl ArrowTemporalType for DurationNanosecondType {}
318
319pub trait ArrowTimestampType: ArrowTemporalType<Native = i64> {
321 const UNIT: TimeUnit;
323
324 #[deprecated(since = "58.1.0", note = "Use from_naive_datetime instead")]
328 fn make_value(naive: NaiveDateTime) -> Option<i64>;
329
330 fn from_datetime<Tz: TimeZone>(datetime: DateTime<Tz>) -> Option<i64>;
339
340 fn from_naive_datetime(naive: NaiveDateTime, tz: Option<&Tz>) -> Option<i64> {
348 match tz {
349 Some(tz) => match tz.from_local_datetime(&naive) {
350 chrono::offset::LocalResult::Single(dt) => Self::from_datetime(dt),
351 chrono::offset::LocalResult::Ambiguous(dt1, _) => Self::from_datetime(dt1),
352 chrono::offset::LocalResult::None => None,
353 },
354 None => Self::from_datetime(naive.and_utc()),
355 }
356 }
357}
358
359impl ArrowTimestampType for TimestampSecondType {
360 const UNIT: TimeUnit = TimeUnit::Second;
361
362 fn make_value(naive: NaiveDateTime) -> Option<i64> {
363 Some(naive.and_utc().timestamp())
364 }
365
366 fn from_datetime<Tz: TimeZone>(datetime: DateTime<Tz>) -> Option<i64> {
367 Some(datetime.timestamp())
368 }
369}
370impl ArrowTimestampType for TimestampMillisecondType {
371 const UNIT: TimeUnit = TimeUnit::Millisecond;
372
373 fn make_value(naive: NaiveDateTime) -> Option<i64> {
374 let utc = naive.and_utc();
375 let millis = utc.timestamp().checked_mul(1_000)?;
376 millis.checked_add(utc.timestamp_subsec_millis() as i64)
377 }
378
379 fn from_datetime<Tz: TimeZone>(datetime: DateTime<Tz>) -> Option<i64> {
380 let millis = datetime.timestamp().checked_mul(1_000)?;
381 millis.checked_add(datetime.timestamp_subsec_millis() as i64)
382 }
383}
384impl ArrowTimestampType for TimestampMicrosecondType {
385 const UNIT: TimeUnit = TimeUnit::Microsecond;
386
387 fn make_value(naive: NaiveDateTime) -> Option<i64> {
388 let utc = naive.and_utc();
389 let micros = utc.timestamp().checked_mul(1_000_000)?;
390 micros.checked_add(utc.timestamp_subsec_micros() as i64)
391 }
392
393 fn from_datetime<Tz: TimeZone>(datetime: DateTime<Tz>) -> Option<i64> {
394 let micros = datetime.timestamp().checked_mul(1_000_000)?;
395 micros.checked_add(datetime.timestamp_subsec_micros() as i64)
396 }
397}
398impl ArrowTimestampType for TimestampNanosecondType {
399 const UNIT: TimeUnit = TimeUnit::Nanosecond;
400
401 fn make_value(naive: NaiveDateTime) -> Option<i64> {
402 let utc = naive.and_utc();
403 let nanos = utc.timestamp().checked_mul(1_000_000_000)?;
404 nanos.checked_add(utc.timestamp_subsec_nanos() as i64)
405 }
406
407 fn from_datetime<Tz: TimeZone>(datetime: DateTime<Tz>) -> Option<i64> {
408 datetime.timestamp_nanos_opt()
409 }
410}
411
412fn add_year_months<T: ArrowTimestampType>(
413 timestamp: <T as ArrowPrimitiveType>::Native,
414 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
415 tz: Tz,
416) -> Option<<T as ArrowPrimitiveType>::Native> {
417 let months = IntervalYearMonthType::to_months(delta);
418 let res = as_datetime_with_timezone::<T>(timestamp, tz)?;
419 let res = add_months_datetime(res, months)?;
420 T::from_naive_datetime(res.naive_utc(), None)
421}
422
423fn add_day_time<T: ArrowTimestampType>(
424 timestamp: <T as ArrowPrimitiveType>::Native,
425 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
426 tz: Tz,
427) -> Option<<T as ArrowPrimitiveType>::Native> {
428 let (days, ms) = IntervalDayTimeType::to_parts(delta);
429 let res = as_datetime_with_timezone::<T>(timestamp, tz)?;
430 let res = add_days_datetime(res, days)?;
431 let res = res.checked_add_signed(Duration::try_milliseconds(ms as i64)?)?;
432 T::from_naive_datetime(res.naive_utc(), None)
433}
434
435fn add_month_day_nano<T: ArrowTimestampType>(
436 timestamp: <T as ArrowPrimitiveType>::Native,
437 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
438 tz: Tz,
439) -> Option<<T as ArrowPrimitiveType>::Native> {
440 let (months, days, nanos) = IntervalMonthDayNanoType::to_parts(delta);
441 let res = as_datetime_with_timezone::<T>(timestamp, tz)?;
442 let res = add_months_datetime(res, months)?;
443 let res = add_days_datetime(res, days)?;
444 let res = res.checked_add_signed(Duration::nanoseconds(nanos))?;
445 T::from_naive_datetime(res.naive_utc(), None)
446}
447
448fn subtract_year_months<T: ArrowTimestampType>(
449 timestamp: <T as ArrowPrimitiveType>::Native,
450 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
451 tz: Tz,
452) -> Option<<T as ArrowPrimitiveType>::Native> {
453 let months = IntervalYearMonthType::to_months(delta);
454 let res = as_datetime_with_timezone::<T>(timestamp, tz)?;
455 let res = sub_months_datetime(res, months)?;
456 T::from_naive_datetime(res.naive_utc(), None)
457}
458
459fn subtract_day_time<T: ArrowTimestampType>(
460 timestamp: <T as ArrowPrimitiveType>::Native,
461 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
462 tz: Tz,
463) -> Option<<T as ArrowPrimitiveType>::Native> {
464 let (days, ms) = IntervalDayTimeType::to_parts(delta);
465 let res = as_datetime_with_timezone::<T>(timestamp, tz)?;
466 let res = sub_days_datetime(res, days)?;
467 let res = res.checked_sub_signed(Duration::try_milliseconds(ms as i64)?)?;
468 T::from_naive_datetime(res.naive_utc(), None)
469}
470
471fn subtract_month_day_nano<T: ArrowTimestampType>(
472 timestamp: <T as ArrowPrimitiveType>::Native,
473 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
474 tz: Tz,
475) -> Option<<T as ArrowPrimitiveType>::Native> {
476 let (months, days, nanos) = IntervalMonthDayNanoType::to_parts(delta);
477 let res = as_datetime_with_timezone::<T>(timestamp, tz)?;
478 let res = sub_months_datetime(res, months)?;
479 let res = sub_days_datetime(res, days)?;
480 let res = res.checked_sub_signed(Duration::nanoseconds(nanos))?;
481 T::from_naive_datetime(res.naive_utc(), None)
482}
483
484impl TimestampSecondType {
485 pub fn add_year_months(
495 timestamp: <Self as ArrowPrimitiveType>::Native,
496 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
497 tz: Tz,
498 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
499 add_year_months::<Self>(timestamp, delta, tz)
500 }
501
502 pub fn add_day_time(
512 timestamp: <Self as ArrowPrimitiveType>::Native,
513 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
514 tz: Tz,
515 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
516 add_day_time::<Self>(timestamp, delta, tz)
517 }
518
519 pub fn add_month_day_nano(
528 timestamp: <Self as ArrowPrimitiveType>::Native,
529 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
530 tz: Tz,
531 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
532 add_month_day_nano::<Self>(timestamp, delta, tz)
533 }
534
535 pub fn subtract_year_months(
545 timestamp: <Self as ArrowPrimitiveType>::Native,
546 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
547 tz: Tz,
548 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
549 subtract_year_months::<Self>(timestamp, delta, tz)
550 }
551
552 pub fn subtract_day_time(
562 timestamp: <Self as ArrowPrimitiveType>::Native,
563 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
564 tz: Tz,
565 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
566 subtract_day_time::<Self>(timestamp, delta, tz)
567 }
568
569 pub fn subtract_month_day_nano(
579 timestamp: <Self as ArrowPrimitiveType>::Native,
580 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
581 tz: Tz,
582 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
583 subtract_month_day_nano::<Self>(timestamp, delta, tz)
584 }
585}
586
587impl TimestampMicrosecondType {
588 pub fn add_year_months(
596 timestamp: <Self as ArrowPrimitiveType>::Native,
597 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
598 tz: Tz,
599 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
600 add_year_months::<Self>(timestamp, delta, tz)
601 }
602
603 pub fn add_day_time(
611 timestamp: <Self as ArrowPrimitiveType>::Native,
612 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
613 tz: Tz,
614 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
615 add_day_time::<Self>(timestamp, delta, tz)
616 }
617
618 pub fn add_month_day_nano(
626 timestamp: <Self as ArrowPrimitiveType>::Native,
627 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
628 tz: Tz,
629 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
630 add_month_day_nano::<Self>(timestamp, delta, tz)
631 }
632
633 pub fn subtract_year_months(
641 timestamp: <Self as ArrowPrimitiveType>::Native,
642 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
643 tz: Tz,
644 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
645 subtract_year_months::<Self>(timestamp, delta, tz)
646 }
647
648 pub fn subtract_day_time(
656 timestamp: <Self as ArrowPrimitiveType>::Native,
657 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
658 tz: Tz,
659 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
660 subtract_day_time::<Self>(timestamp, delta, tz)
661 }
662
663 pub fn subtract_month_day_nano(
671 timestamp: <Self as ArrowPrimitiveType>::Native,
672 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
673 tz: Tz,
674 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
675 subtract_month_day_nano::<Self>(timestamp, delta, tz)
676 }
677}
678
679impl TimestampMillisecondType {
680 pub fn add_year_months(
688 timestamp: <Self as ArrowPrimitiveType>::Native,
689 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
690 tz: Tz,
691 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
692 add_year_months::<Self>(timestamp, delta, tz)
693 }
694
695 pub fn add_day_time(
703 timestamp: <Self as ArrowPrimitiveType>::Native,
704 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
705 tz: Tz,
706 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
707 add_day_time::<Self>(timestamp, delta, tz)
708 }
709
710 pub fn add_month_day_nano(
718 timestamp: <Self as ArrowPrimitiveType>::Native,
719 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
720 tz: Tz,
721 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
722 add_month_day_nano::<Self>(timestamp, delta, tz)
723 }
724
725 pub fn subtract_year_months(
733 timestamp: <Self as ArrowPrimitiveType>::Native,
734 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
735 tz: Tz,
736 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
737 subtract_year_months::<Self>(timestamp, delta, tz)
738 }
739
740 pub fn subtract_day_time(
748 timestamp: <Self as ArrowPrimitiveType>::Native,
749 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
750 tz: Tz,
751 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
752 subtract_day_time::<Self>(timestamp, delta, tz)
753 }
754
755 pub fn subtract_month_day_nano(
763 timestamp: <Self as ArrowPrimitiveType>::Native,
764 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
765 tz: Tz,
766 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
767 subtract_month_day_nano::<Self>(timestamp, delta, tz)
768 }
769}
770
771impl TimestampNanosecondType {
772 pub fn add_year_months(
780 timestamp: <Self as ArrowPrimitiveType>::Native,
781 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
782 tz: Tz,
783 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
784 add_year_months::<Self>(timestamp, delta, tz)
785 }
786
787 pub fn add_day_time(
795 timestamp: <Self as ArrowPrimitiveType>::Native,
796 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
797 tz: Tz,
798 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
799 add_day_time::<Self>(timestamp, delta, tz)
800 }
801
802 pub fn add_month_day_nano(
810 timestamp: <Self as ArrowPrimitiveType>::Native,
811 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
812 tz: Tz,
813 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
814 add_month_day_nano::<Self>(timestamp, delta, tz)
815 }
816
817 pub fn subtract_year_months(
825 timestamp: <Self as ArrowPrimitiveType>::Native,
826 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
827 tz: Tz,
828 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
829 subtract_year_months::<Self>(timestamp, delta, tz)
830 }
831
832 pub fn subtract_day_time(
840 timestamp: <Self as ArrowPrimitiveType>::Native,
841 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
842 tz: Tz,
843 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
844 subtract_day_time::<Self>(timestamp, delta, tz)
845 }
846
847 pub fn subtract_month_day_nano(
855 timestamp: <Self as ArrowPrimitiveType>::Native,
856 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
857 tz: Tz,
858 ) -> Option<<Self as ArrowPrimitiveType>::Native> {
859 subtract_month_day_nano::<Self>(timestamp, delta, tz)
860 }
861}
862
863impl IntervalYearMonthType {
864 #[inline]
871 pub fn make_value(
872 years: i32,
873 months: i32,
874 ) -> <IntervalYearMonthType as ArrowPrimitiveType>::Native {
875 years * 12 + months
876 }
877
878 #[inline]
886 pub fn to_months(i: <IntervalYearMonthType as ArrowPrimitiveType>::Native) -> i32 {
887 i
888 }
889}
890
891impl IntervalDayTimeType {
892 #[inline]
899 pub fn make_value(days: i32, milliseconds: i32) -> IntervalDayTime {
900 IntervalDayTime { days, milliseconds }
901 }
902
903 #[inline]
909 pub fn to_parts(i: IntervalDayTime) -> (i32, i32) {
910 (i.days, i.milliseconds)
911 }
912}
913
914impl IntervalMonthDayNanoType {
915 #[inline]
923 pub fn make_value(months: i32, days: i32, nanoseconds: i64) -> IntervalMonthDayNano {
924 IntervalMonthDayNano {
925 months,
926 days,
927 nanoseconds,
928 }
929 }
930
931 #[inline]
937 pub fn to_parts(i: IntervalMonthDayNano) -> (i32, i32, i64) {
938 (i.months, i.days, i.nanoseconds)
939 }
940}
941
942impl Date32Type {
943 #[deprecated(since = "58.0.0", note = "Use to_naive_date_opt instead.")]
953 pub fn to_naive_date(i: <Date32Type as ArrowPrimitiveType>::Native) -> NaiveDate {
954 Self::to_naive_date_opt(i)
955 .unwrap_or_else(|| panic!("Date32Type::to_naive_date overflowed for date: {i}"))
956 }
957
958 pub fn to_naive_date_opt(i: <Date32Type as ArrowPrimitiveType>::Native) -> Option<NaiveDate> {
966 let epoch = NaiveDate::default();
967 let d = Duration::try_days(i as i64)?;
968 epoch.checked_add_signed(d)
969 }
970
971 pub fn from_naive_date(d: NaiveDate) -> <Date32Type as ArrowPrimitiveType>::Native {
977 let epoch = NaiveDate::default();
978 d.sub(epoch).num_days() as <Date32Type as ArrowPrimitiveType>::Native
979 }
980
981 #[deprecated(
992 since = "58.0.0",
993 note = "Use `add_year_months_opt` instead, which returns an Option to handle overflow."
994 )]
995 pub fn add_year_months(
996 date: <Date32Type as ArrowPrimitiveType>::Native,
997 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
998 ) -> <Date32Type as ArrowPrimitiveType>::Native {
999 Self::add_year_months_opt(date, delta).unwrap_or_else(|| {
1000 panic!("Date32Type::add_year_months overflowed for date: {date}, delta: {delta}")
1001 })
1002 }
1003
1004 pub fn add_year_months_opt(
1013 date: <Date32Type as ArrowPrimitiveType>::Native,
1014 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
1015 ) -> Option<<Date32Type as ArrowPrimitiveType>::Native> {
1016 let prior = Date32Type::to_naive_date_opt(date)?;
1017 let months = IntervalYearMonthType::to_months(delta);
1018 let posterior = add_months_date(prior, months)?;
1019 Some(Date32Type::from_naive_date(posterior))
1020 }
1021
1022 #[deprecated(
1033 since = "58.0.0",
1034 note = "Use `add_day_time_opt` instead, which returns an Option to handle overflow."
1035 )]
1036 pub fn add_day_time(
1037 date: <Date32Type as ArrowPrimitiveType>::Native,
1038 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
1039 ) -> <Date32Type as ArrowPrimitiveType>::Native {
1040 Self::add_day_time_opt(date, delta).unwrap_or_else(|| {
1041 panic!("Date32Type::add_day_time overflowed for date: {date}, delta: {delta:?}")
1042 })
1043 }
1044
1045 pub fn add_day_time_opt(
1054 date: <Date32Type as ArrowPrimitiveType>::Native,
1055 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
1056 ) -> Option<<Date32Type as ArrowPrimitiveType>::Native> {
1057 let (days, ms) = IntervalDayTimeType::to_parts(delta);
1058 let res = Date32Type::to_naive_date_opt(date)?;
1059 let res = res.checked_add_signed(Duration::try_days(days as i64)?)?;
1060 let res = res.checked_add_signed(Duration::try_milliseconds(ms as i64)?)?;
1061 Some(Date32Type::from_naive_date(res))
1062 }
1063
1064 #[deprecated(
1075 since = "58.0.0",
1076 note = "Use `add_month_day_nano_opt` instead, which returns an Option to handle overflow."
1077 )]
1078 pub fn add_month_day_nano(
1079 date: <Date32Type as ArrowPrimitiveType>::Native,
1080 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
1081 ) -> <Date32Type as ArrowPrimitiveType>::Native {
1082 Self::add_month_day_nano_opt(date, delta).unwrap_or_else(|| {
1083 panic!("Date32Type::add_month_day_nano overflowed for date: {date}, delta: {delta:?}")
1084 })
1085 }
1086
1087 pub fn add_month_day_nano_opt(
1096 date: <Date32Type as ArrowPrimitiveType>::Native,
1097 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
1098 ) -> Option<<Date32Type as ArrowPrimitiveType>::Native> {
1099 let (months, days, nanos) = IntervalMonthDayNanoType::to_parts(delta);
1100 let res = Date32Type::to_naive_date_opt(date)?;
1101 let res = add_months_date(res, months)?;
1102 let res = res.checked_add_signed(Duration::try_days(days as i64)?)?;
1103 let res = res.checked_add_signed(Duration::nanoseconds(nanos))?;
1104 Some(Date32Type::from_naive_date(res))
1105 }
1106
1107 #[deprecated(
1118 since = "58.0.0",
1119 note = "Use `subtract_year_months_opt` instead, which returns an Option to handle overflow."
1120 )]
1121 pub fn subtract_year_months(
1122 date: <Date32Type as ArrowPrimitiveType>::Native,
1123 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
1124 ) -> <Date32Type as ArrowPrimitiveType>::Native {
1125 Self::subtract_year_months_opt(date, delta).unwrap_or_else(|| {
1126 panic!("Date32Type::subtract_year_months overflowed for date: {date}, delta: {delta}")
1127 })
1128 }
1129
1130 pub fn subtract_year_months_opt(
1139 date: <Date32Type as ArrowPrimitiveType>::Native,
1140 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
1141 ) -> Option<<Date32Type as ArrowPrimitiveType>::Native> {
1142 let prior = Date32Type::to_naive_date_opt(date)?;
1143 let months = IntervalYearMonthType::to_months(-delta);
1144 let posterior = add_months_date(prior, months)?;
1145 Some(Date32Type::from_naive_date(posterior))
1146 }
1147
1148 #[deprecated(
1159 since = "58.0.0",
1160 note = "Use `subtract_day_time_opt` instead, which returns an Option to handle overflow."
1161 )]
1162 pub fn subtract_day_time(
1163 date: <Date32Type as ArrowPrimitiveType>::Native,
1164 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
1165 ) -> <Date32Type as ArrowPrimitiveType>::Native {
1166 Self::subtract_day_time_opt(date, delta).unwrap_or_else(|| {
1167 panic!("Date32Type::subtract_day_time overflowed for date: {date}, delta: {delta:?}")
1168 })
1169 }
1170
1171 pub fn subtract_day_time_opt(
1180 date: <Date32Type as ArrowPrimitiveType>::Native,
1181 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
1182 ) -> Option<<Date32Type as ArrowPrimitiveType>::Native> {
1183 let (days, ms) = IntervalDayTimeType::to_parts(delta);
1184 let res = Date32Type::to_naive_date_opt(date)?;
1185 let res = res.checked_sub_signed(Duration::try_days(days as i64)?)?;
1186 let res = res.checked_sub_signed(Duration::try_milliseconds(ms as i64)?)?;
1187 Some(Date32Type::from_naive_date(res))
1188 }
1189
1190 #[deprecated(
1201 since = "58.0.0",
1202 note = "Use `subtract_month_day_nano_opt` instead, which returns an Option to handle overflow."
1203 )]
1204 pub fn subtract_month_day_nano(
1205 date: <Date32Type as ArrowPrimitiveType>::Native,
1206 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
1207 ) -> <Date32Type as ArrowPrimitiveType>::Native {
1208 Self::subtract_month_day_nano_opt(date, delta).unwrap_or_else(|| {
1209 panic!(
1210 "Date32Type::subtract_month_day_nano overflowed for date: {date}, delta: {delta:?}",
1211 )
1212 })
1213 }
1214
1215 pub fn subtract_month_day_nano_opt(
1224 date: <Date32Type as ArrowPrimitiveType>::Native,
1225 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
1226 ) -> Option<<Date32Type as ArrowPrimitiveType>::Native> {
1227 let (months, days, nanos) = IntervalMonthDayNanoType::to_parts(delta);
1228 let res = Date32Type::to_naive_date_opt(date)?;
1229 let res = add_months_date(res, -months)?;
1230 let res = res.checked_sub_signed(Duration::try_days(days as i64)?)?;
1231 let res = res.checked_sub_signed(Duration::nanoseconds(nanos))?;
1232 Some(Date32Type::from_naive_date(res))
1233 }
1234}
1235
1236impl Date64Type {
1237 pub fn to_naive_date_opt(i: <Date64Type as ArrowPrimitiveType>::Native) -> Option<NaiveDate> {
1248 let epoch = NaiveDate::default();
1249 let d = Duration::try_milliseconds(i)?;
1250 epoch.checked_add_signed(d)
1251 }
1252
1253 pub fn from_naive_date(d: NaiveDate) -> <Date64Type as ArrowPrimitiveType>::Native {
1259 let epoch = NaiveDate::default();
1260 d.sub(epoch).num_milliseconds()
1261 }
1262
1263 pub fn add_year_months_opt(
1272 date: <Date64Type as ArrowPrimitiveType>::Native,
1273 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
1274 ) -> Option<<Date64Type as ArrowPrimitiveType>::Native> {
1275 let prior = Date64Type::to_naive_date_opt(date)?;
1276 let months = IntervalYearMonthType::to_months(delta);
1277 let posterior = add_months_date(prior, months)?;
1278 Some(Date64Type::from_naive_date(posterior))
1279 }
1280
1281 pub fn add_day_time_opt(
1290 date: <Date64Type as ArrowPrimitiveType>::Native,
1291 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
1292 ) -> Option<<Date64Type as ArrowPrimitiveType>::Native> {
1293 let (days, ms) = IntervalDayTimeType::to_parts(delta);
1294 let res = Date64Type::to_naive_date_opt(date)?;
1295 let res = res.checked_add_signed(Duration::try_days(days as i64)?)?;
1296 let res = res.checked_add_signed(Duration::try_milliseconds(ms as i64)?)?;
1297 Some(Date64Type::from_naive_date(res))
1298 }
1299
1300 pub fn add_month_day_nano_opt(
1309 date: <Date64Type as ArrowPrimitiveType>::Native,
1310 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
1311 ) -> Option<<Date64Type as ArrowPrimitiveType>::Native> {
1312 let (months, days, nanos) = IntervalMonthDayNanoType::to_parts(delta);
1313 let res = Date64Type::to_naive_date_opt(date)?;
1314 let res = add_months_date(res, months)?;
1315 let res = res.checked_add_signed(Duration::try_days(days as i64)?)?;
1316 let res = res.checked_add_signed(Duration::nanoseconds(nanos))?;
1317 Some(Date64Type::from_naive_date(res))
1318 }
1319
1320 pub fn subtract_year_months_opt(
1329 date: <Date64Type as ArrowPrimitiveType>::Native,
1330 delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
1331 ) -> Option<<Date64Type as ArrowPrimitiveType>::Native> {
1332 let prior = Date64Type::to_naive_date_opt(date)?;
1333 let months = IntervalYearMonthType::to_months(-delta);
1334 let posterior = add_months_date(prior, months)?;
1335 Some(Date64Type::from_naive_date(posterior))
1336 }
1337
1338 pub fn subtract_day_time_opt(
1347 date: <Date64Type as ArrowPrimitiveType>::Native,
1348 delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
1349 ) -> Option<<Date64Type as ArrowPrimitiveType>::Native> {
1350 let (days, ms) = IntervalDayTimeType::to_parts(delta);
1351 let res = Date64Type::to_naive_date_opt(date)?;
1352 let res = res.checked_sub_signed(Duration::try_days(days as i64)?)?;
1353 let res = res.checked_sub_signed(Duration::try_milliseconds(ms as i64)?)?;
1354 Some(Date64Type::from_naive_date(res))
1355 }
1356
1357 pub fn subtract_month_day_nano_opt(
1366 date: <Date64Type as ArrowPrimitiveType>::Native,
1367 delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
1368 ) -> Option<<Date64Type as ArrowPrimitiveType>::Native> {
1369 let (months, days, nanos) = IntervalMonthDayNanoType::to_parts(delta);
1370 let res = Date64Type::to_naive_date_opt(date)?;
1371 let res = add_months_date(res, -months)?;
1372 let res = res.checked_sub_signed(Duration::try_days(days as i64)?)?;
1373 let res = res.checked_sub_signed(Duration::nanoseconds(nanos))?;
1374 Some(Date64Type::from_naive_date(res))
1375 }
1376}
1377
1378mod decimal {
1382 use super::*;
1383
1384 pub trait DecimalTypeSealed {}
1385 impl DecimalTypeSealed for Decimal32Type {}
1386 impl DecimalTypeSealed for Decimal64Type {}
1387 impl DecimalTypeSealed for Decimal128Type {}
1388 impl DecimalTypeSealed for Decimal256Type {}
1389}
1390
1391pub trait DecimalType:
1403 'static + Send + Sync + ArrowPrimitiveType + decimal::DecimalTypeSealed
1404{
1405 const BYTE_LENGTH: usize;
1407 const MAX_PRECISION: u8;
1409 const MAX_SCALE: i8;
1411 const MAX_FOR_EACH_PRECISION: &'static [Self::Native];
1413 const TYPE_CONSTRUCTOR: fn(u8, i8) -> DataType;
1415 const DEFAULT_TYPE: DataType;
1417
1418 const PREFIX: &'static str;
1420
1421 fn format_decimal(value: Self::Native, precision: u8, scale: i8) -> String;
1423
1424 fn validate_decimal_precision(
1426 value: Self::Native,
1427 precision: u8,
1428 scale: i8,
1429 ) -> Result<(), ArrowError>;
1430
1431 fn is_valid_decimal_precision(value: Self::Native, precision: u8) -> bool;
1433}
1434
1435pub fn validate_decimal_precision_and_scale<T: DecimalType>(
1443 precision: u8,
1444 scale: i8,
1445) -> Result<(), ArrowError> {
1446 if precision == 0 {
1447 return Err(ArrowError::InvalidArgumentError(format!(
1448 "precision cannot be 0, has to be between [1, {}]",
1449 T::MAX_PRECISION
1450 )));
1451 }
1452 if precision > T::MAX_PRECISION {
1453 return Err(ArrowError::InvalidArgumentError(format!(
1454 "precision {} is greater than max {}",
1455 precision,
1456 T::MAX_PRECISION
1457 )));
1458 }
1459 if scale > T::MAX_SCALE {
1460 return Err(ArrowError::InvalidArgumentError(format!(
1461 "scale {} is greater than max {}",
1462 scale,
1463 T::MAX_SCALE
1464 )));
1465 }
1466 if scale > 0 && scale as u8 > precision {
1467 return Err(ArrowError::InvalidArgumentError(format!(
1468 "scale {scale} is greater than precision {precision}"
1469 )));
1470 }
1471
1472 Ok(())
1473}
1474
1475#[derive(Debug)]
1477pub struct Decimal32Type {}
1478
1479impl DecimalType for Decimal32Type {
1480 const BYTE_LENGTH: usize = 4;
1481 const MAX_PRECISION: u8 = DECIMAL32_MAX_PRECISION;
1482 const MAX_SCALE: i8 = DECIMAL32_MAX_SCALE;
1483 const MAX_FOR_EACH_PRECISION: &'static [i32] =
1484 &arrow_data::decimal::MAX_DECIMAL32_FOR_EACH_PRECISION;
1485 const TYPE_CONSTRUCTOR: fn(u8, i8) -> DataType = DataType::Decimal32;
1486 const DEFAULT_TYPE: DataType =
1487 DataType::Decimal32(DECIMAL32_MAX_PRECISION, DECIMAL32_DEFAULT_SCALE);
1488 const PREFIX: &'static str = "Decimal32";
1489
1490 fn format_decimal(value: Self::Native, precision: u8, scale: i8) -> String {
1491 format_decimal_str(&value.to_string(), precision as usize, scale)
1492 }
1493
1494 fn validate_decimal_precision(num: i32, precision: u8, scale: i8) -> Result<(), ArrowError> {
1495 validate_decimal32_precision(num, precision, scale)
1496 }
1497
1498 fn is_valid_decimal_precision(value: Self::Native, precision: u8) -> bool {
1499 is_validate_decimal32_precision(value, precision)
1500 }
1501}
1502
1503impl ArrowPrimitiveType for Decimal32Type {
1504 type Native = i32;
1505
1506 const DATA_TYPE: DataType = <Self as DecimalType>::DEFAULT_TYPE;
1507}
1508
1509impl primitive::PrimitiveTypeSealed for Decimal32Type {}
1510
1511#[derive(Debug)]
1513pub struct Decimal64Type {}
1514
1515impl DecimalType for Decimal64Type {
1516 const BYTE_LENGTH: usize = 8;
1517 const MAX_PRECISION: u8 = DECIMAL64_MAX_PRECISION;
1518 const MAX_SCALE: i8 = DECIMAL64_MAX_SCALE;
1519 const MAX_FOR_EACH_PRECISION: &'static [i64] =
1520 &arrow_data::decimal::MAX_DECIMAL64_FOR_EACH_PRECISION;
1521 const TYPE_CONSTRUCTOR: fn(u8, i8) -> DataType = DataType::Decimal64;
1522 const DEFAULT_TYPE: DataType =
1523 DataType::Decimal64(DECIMAL64_MAX_PRECISION, DECIMAL64_DEFAULT_SCALE);
1524 const PREFIX: &'static str = "Decimal64";
1525
1526 fn format_decimal(value: Self::Native, precision: u8, scale: i8) -> String {
1527 format_decimal_str(&value.to_string(), precision as usize, scale)
1528 }
1529
1530 fn validate_decimal_precision(num: i64, precision: u8, scale: i8) -> Result<(), ArrowError> {
1531 validate_decimal64_precision(num, precision, scale)
1532 }
1533
1534 fn is_valid_decimal_precision(value: Self::Native, precision: u8) -> bool {
1535 is_validate_decimal64_precision(value, precision)
1536 }
1537}
1538
1539impl ArrowPrimitiveType for Decimal64Type {
1540 type Native = i64;
1541
1542 const DATA_TYPE: DataType = <Self as DecimalType>::DEFAULT_TYPE;
1543}
1544
1545impl primitive::PrimitiveTypeSealed for Decimal64Type {}
1546
1547#[derive(Debug)]
1549pub struct Decimal128Type {}
1550
1551impl DecimalType for Decimal128Type {
1552 const BYTE_LENGTH: usize = 16;
1553 const MAX_PRECISION: u8 = DECIMAL128_MAX_PRECISION;
1554 const MAX_SCALE: i8 = DECIMAL128_MAX_SCALE;
1555 const MAX_FOR_EACH_PRECISION: &'static [i128] =
1556 &arrow_data::decimal::MAX_DECIMAL128_FOR_EACH_PRECISION;
1557 const TYPE_CONSTRUCTOR: fn(u8, i8) -> DataType = DataType::Decimal128;
1558 const DEFAULT_TYPE: DataType =
1559 DataType::Decimal128(DECIMAL128_MAX_PRECISION, DECIMAL_DEFAULT_SCALE);
1560 const PREFIX: &'static str = "Decimal128";
1561
1562 fn format_decimal(value: Self::Native, precision: u8, scale: i8) -> String {
1563 format_decimal_str(&value.to_string(), precision as usize, scale)
1564 }
1565
1566 fn validate_decimal_precision(num: i128, precision: u8, scale: i8) -> Result<(), ArrowError> {
1567 validate_decimal_precision(num, precision, scale)
1568 }
1569
1570 fn is_valid_decimal_precision(value: Self::Native, precision: u8) -> bool {
1571 is_validate_decimal_precision(value, precision)
1572 }
1573}
1574
1575impl ArrowPrimitiveType for Decimal128Type {
1576 type Native = i128;
1577
1578 const DATA_TYPE: DataType = <Self as DecimalType>::DEFAULT_TYPE;
1579}
1580
1581impl primitive::PrimitiveTypeSealed for Decimal128Type {}
1582
1583#[derive(Debug)]
1585pub struct Decimal256Type {}
1586
1587impl DecimalType for Decimal256Type {
1588 const BYTE_LENGTH: usize = 32;
1589 const MAX_PRECISION: u8 = DECIMAL256_MAX_PRECISION;
1590 const MAX_SCALE: i8 = DECIMAL256_MAX_SCALE;
1591 const MAX_FOR_EACH_PRECISION: &'static [i256] =
1592 &arrow_data::decimal::MAX_DECIMAL256_FOR_EACH_PRECISION;
1593 const TYPE_CONSTRUCTOR: fn(u8, i8) -> DataType = DataType::Decimal256;
1594 const DEFAULT_TYPE: DataType =
1595 DataType::Decimal256(DECIMAL256_MAX_PRECISION, DECIMAL_DEFAULT_SCALE);
1596 const PREFIX: &'static str = "Decimal256";
1597
1598 fn format_decimal(value: Self::Native, precision: u8, scale: i8) -> String {
1599 format_decimal_str(&value.to_string(), precision as usize, scale)
1600 }
1601
1602 fn validate_decimal_precision(num: i256, precision: u8, scale: i8) -> Result<(), ArrowError> {
1603 validate_decimal256_precision(num, precision, scale)
1604 }
1605
1606 fn is_valid_decimal_precision(value: Self::Native, precision: u8) -> bool {
1607 is_validate_decimal256_precision(value, precision)
1608 }
1609}
1610
1611impl ArrowPrimitiveType for Decimal256Type {
1612 type Native = i256;
1613
1614 const DATA_TYPE: DataType = <Self as DecimalType>::DEFAULT_TYPE;
1615}
1616
1617impl primitive::PrimitiveTypeSealed for Decimal256Type {}
1618
1619pub(crate) mod bytes {
1623 use super::*;
1624
1625 pub trait ByteArrayTypeSealed {}
1626 impl<O: OffsetSizeTrait> ByteArrayTypeSealed for GenericStringType<O> {}
1627 impl<O: OffsetSizeTrait> ByteArrayTypeSealed for GenericBinaryType<O> {}
1628
1629 pub trait ByteArrayNativeType: std::fmt::Debug + Send + Sync {
1630 fn from_bytes_checked(b: &[u8]) -> Option<&Self>;
1631
1632 unsafe fn from_bytes_unchecked(b: &[u8]) -> &Self;
1636 }
1637
1638 impl ByteArrayNativeType for [u8] {
1639 #[inline]
1640 fn from_bytes_checked(b: &[u8]) -> Option<&Self> {
1641 Some(b)
1642 }
1643
1644 #[inline]
1645 unsafe fn from_bytes_unchecked(b: &[u8]) -> &Self {
1646 b
1647 }
1648 }
1649
1650 impl ByteArrayNativeType for str {
1651 #[inline]
1652 fn from_bytes_checked(b: &[u8]) -> Option<&Self> {
1653 std::str::from_utf8(b).ok()
1654 }
1655
1656 #[inline]
1657 unsafe fn from_bytes_unchecked(b: &[u8]) -> &Self {
1658 unsafe { std::str::from_utf8_unchecked(b) }
1659 }
1660 }
1661}
1662
1663pub trait ByteArrayType: 'static + Send + Sync + bytes::ByteArrayTypeSealed {
1667 type Offset: OffsetSizeTrait;
1669 type Native: bytes::ByteArrayNativeType + AsRef<Self::Native> + AsRef<[u8]> + ?Sized;
1673
1674 const PREFIX: &'static str;
1676
1677 const DATA_TYPE: DataType;
1679
1680 fn validate(offsets: &OffsetBuffer<Self::Offset>, values: &Buffer) -> Result<(), ArrowError>;
1682}
1683
1684pub struct GenericStringType<O: OffsetSizeTrait> {
1686 phantom: PhantomData<O>,
1687}
1688
1689impl<O: OffsetSizeTrait> ByteArrayType for GenericStringType<O> {
1690 type Offset = O;
1691 type Native = str;
1692 const PREFIX: &'static str = "String";
1693
1694 const DATA_TYPE: DataType = if O::IS_LARGE {
1695 DataType::LargeUtf8
1696 } else {
1697 DataType::Utf8
1698 };
1699
1700 fn validate(offsets: &OffsetBuffer<Self::Offset>, values: &Buffer) -> Result<(), ArrowError> {
1701 let validated = std::str::from_utf8(values).map_err(|e| {
1703 ArrowError::InvalidArgumentError(format!("Encountered non UTF-8 data: {e}"))
1704 })?;
1705
1706 for offset in offsets.iter() {
1708 let o = offset.as_usize();
1709 if !validated.is_char_boundary(o) {
1710 if o < validated.len() {
1711 return Err(ArrowError::InvalidArgumentError(format!(
1712 "Split UTF-8 codepoint at offset {o}"
1713 )));
1714 }
1715 return Err(ArrowError::InvalidArgumentError(format!(
1716 "Offset of {o} exceeds length of values {}",
1717 validated.len()
1718 )));
1719 }
1720 }
1721 Ok(())
1722 }
1723}
1724
1725pub type Utf8Type = GenericStringType<i32>;
1727pub type LargeUtf8Type = GenericStringType<i64>;
1729
1730pub struct GenericBinaryType<O: OffsetSizeTrait> {
1732 phantom: PhantomData<O>,
1733}
1734
1735impl<O: OffsetSizeTrait> ByteArrayType for GenericBinaryType<O> {
1736 type Offset = O;
1737 type Native = [u8];
1738 const PREFIX: &'static str = "Binary";
1739
1740 const DATA_TYPE: DataType = if O::IS_LARGE {
1741 DataType::LargeBinary
1742 } else {
1743 DataType::Binary
1744 };
1745
1746 fn validate(offsets: &OffsetBuffer<Self::Offset>, values: &Buffer) -> Result<(), ArrowError> {
1747 let max_offset = offsets.last().as_usize();
1749 if values.len() < max_offset {
1750 return Err(ArrowError::InvalidArgumentError(format!(
1751 "Maximum offset of {max_offset} is larger than values of length {}",
1752 values.len()
1753 )));
1754 }
1755 Ok(())
1756 }
1757}
1758
1759pub type BinaryType = GenericBinaryType<i32>;
1761pub type LargeBinaryType = GenericBinaryType<i64>;
1763
1764mod byte_view {
1765 use crate::types::{BinaryViewType, StringViewType};
1766
1767 pub trait Sealed: Send + Sync {}
1768 impl Sealed for StringViewType {}
1769 impl Sealed for BinaryViewType {}
1770}
1771
1772pub trait ByteViewType: byte_view::Sealed + 'static + PartialEq + Send + Sync {
1774 const IS_UTF8: bool;
1776
1777 const DATA_TYPE: DataType = if Self::IS_UTF8 {
1779 DataType::Utf8View
1780 } else {
1781 DataType::BinaryView
1782 };
1783
1784 const PREFIX: &'static str;
1786
1787 type Native: bytes::ByteArrayNativeType + AsRef<Self::Native> + AsRef<[u8]> + ?Sized;
1791
1792 type Owned: Debug + Clone + Sync + Send + AsRef<Self::Native>;
1794
1795 fn validate(views: &[u128], buffers: &[Buffer]) -> Result<(), ArrowError>;
1797}
1798
1799#[derive(PartialEq)]
1801pub struct StringViewType {}
1802
1803impl ByteViewType for StringViewType {
1804 const IS_UTF8: bool = true;
1805 const PREFIX: &'static str = "String";
1806
1807 type Native = str;
1808 type Owned = String;
1809
1810 fn validate(views: &[u128], buffers: &[Buffer]) -> Result<(), ArrowError> {
1811 validate_string_view(views, buffers)
1812 }
1813}
1814
1815#[derive(PartialEq)]
1817pub struct BinaryViewType {}
1818
1819impl ByteViewType for BinaryViewType {
1820 const IS_UTF8: bool = false;
1821 const PREFIX: &'static str = "Binary";
1822 type Native = [u8];
1823 type Owned = Vec<u8>;
1824
1825 fn validate(views: &[u128], buffers: &[Buffer]) -> Result<(), ArrowError> {
1826 validate_binary_view(views, buffers)
1827 }
1828}
1829
1830#[cfg(test)]
1831mod tests {
1832 use super::*;
1833 use arrow_data::{BufferSpec, layout};
1834 use chrono::DateTime;
1835
1836 #[test]
1837 fn month_day_nano_should_roundtrip() {
1838 let value = IntervalMonthDayNanoType::make_value(1, 2, 3);
1839 assert_eq!(IntervalMonthDayNanoType::to_parts(value), (1, 2, 3));
1840 }
1841
1842 #[test]
1843 fn month_day_nano_should_roundtrip_neg() {
1844 let value = IntervalMonthDayNanoType::make_value(-1, -2, -3);
1845 assert_eq!(IntervalMonthDayNanoType::to_parts(value), (-1, -2, -3));
1846 }
1847
1848 #[test]
1849 fn day_time_should_roundtrip() {
1850 let value = IntervalDayTimeType::make_value(1, 2);
1851 assert_eq!(IntervalDayTimeType::to_parts(value), (1, 2));
1852 }
1853
1854 #[test]
1855 fn day_time_should_roundtrip_neg() {
1856 let value = IntervalDayTimeType::make_value(-1, -2);
1857 assert_eq!(IntervalDayTimeType::to_parts(value), (-1, -2));
1858 }
1859
1860 #[test]
1861 fn year_month_should_roundtrip() {
1862 let value = IntervalYearMonthType::make_value(1, 2);
1863 assert_eq!(IntervalYearMonthType::to_months(value), 14);
1864 }
1865
1866 #[test]
1867 fn year_month_should_roundtrip_neg() {
1868 let value = IntervalYearMonthType::make_value(-1, -2);
1869 assert_eq!(IntervalYearMonthType::to_months(value), -14);
1870 }
1871
1872 fn test_layout<T: ArrowPrimitiveType>() {
1873 let layout = layout(&T::DATA_TYPE);
1874
1875 assert_eq!(layout.buffers.len(), 1);
1876
1877 let spec = &layout.buffers[0];
1878 assert_eq!(
1879 spec,
1880 &BufferSpec::FixedWidth {
1881 byte_width: std::mem::size_of::<T::Native>(),
1882 alignment: std::mem::align_of::<T::Native>(),
1883 }
1884 );
1885 }
1886
1887 #[test]
1888 fn test_layouts() {
1889 test_layout::<Int8Type>();
1890 test_layout::<Int16Type>();
1891 test_layout::<Int32Type>();
1892 test_layout::<Int64Type>();
1893 test_layout::<UInt8Type>();
1894 test_layout::<UInt16Type>();
1895 test_layout::<UInt32Type>();
1896 test_layout::<UInt64Type>();
1897 test_layout::<Float16Type>();
1898 test_layout::<Float32Type>();
1899 test_layout::<Float64Type>();
1900 test_layout::<Decimal32Type>();
1901 test_layout::<Decimal64Type>();
1902 test_layout::<Decimal128Type>();
1903 test_layout::<Decimal256Type>();
1904 test_layout::<TimestampNanosecondType>();
1905 test_layout::<TimestampMillisecondType>();
1906 test_layout::<TimestampMicrosecondType>();
1907 test_layout::<TimestampNanosecondType>();
1908 test_layout::<TimestampSecondType>();
1909 test_layout::<Date32Type>();
1910 test_layout::<Date64Type>();
1911 test_layout::<Time32SecondType>();
1912 test_layout::<Time32MillisecondType>();
1913 test_layout::<Time64MicrosecondType>();
1914 test_layout::<Time64NanosecondType>();
1915 test_layout::<IntervalMonthDayNanoType>();
1916 test_layout::<IntervalDayTimeType>();
1917 test_layout::<IntervalYearMonthType>();
1918 test_layout::<DurationNanosecondType>();
1919 test_layout::<DurationMicrosecondType>();
1920 test_layout::<DurationMillisecondType>();
1921 test_layout::<DurationSecondType>();
1922 }
1923
1924 #[test]
1925 fn timestamp_from_datetime() {
1926 use chrono::{FixedOffset, NaiveDate, NaiveTime, Utc};
1927
1928 let date = NaiveDate::from_ymd_opt(2021, 1, 1).unwrap();
1930 let time = NaiveTime::from_hms_opt(12, 0, 0).unwrap();
1931 let naive = NaiveDateTime::new(date, time);
1932 let datetime_utc = Utc.from_utc_datetime(&naive);
1933
1934 assert_eq!(
1935 TimestampSecondType::from_datetime(datetime_utc).unwrap(),
1936 1609502400
1937 );
1938 assert_eq!(
1939 TimestampMillisecondType::from_datetime(datetime_utc).unwrap(),
1940 1609502400000
1941 );
1942 assert_eq!(
1943 TimestampMicrosecondType::from_datetime(datetime_utc).unwrap(),
1944 1609502400000000
1945 );
1946 assert_eq!(
1947 TimestampNanosecondType::from_datetime(datetime_utc).unwrap(),
1948 1609502400000000000
1949 );
1950
1951 let tz_plus_8 = FixedOffset::east_opt(8 * 3600).unwrap();
1953 let datetime_plus_8 = tz_plus_8.from_local_datetime(&naive).unwrap();
1954 assert_eq!(
1955 TimestampSecondType::from_datetime(datetime_plus_8).unwrap(),
1956 1609502400 - 28800
1957 );
1958
1959 let datetime = DateTime::from_timestamp(1000000000, 123456789).unwrap();
1961 assert_eq!(
1962 TimestampSecondType::from_datetime(datetime).unwrap(),
1963 1000000000
1964 );
1965 assert_eq!(
1966 TimestampMillisecondType::from_datetime(datetime).unwrap(),
1967 1000000000123
1968 );
1969 assert_eq!(
1970 TimestampMicrosecondType::from_datetime(datetime).unwrap(),
1971 1000000000123456
1972 );
1973 assert_eq!(
1974 TimestampNanosecondType::from_datetime(datetime).unwrap(),
1975 1000000000123456789
1976 );
1977 }
1978
1979 #[test]
1980 fn timestamp_from_datetime_overflow() {
1981 let far_past = DateTime::from_timestamp(-10_000_000_000, 0).unwrap();
1983 assert!(TimestampNanosecondType::from_datetime(far_past).is_none());
1984 assert!(TimestampSecondType::from_datetime(far_past).is_some());
1986 assert!(TimestampMillisecondType::from_datetime(far_past).is_some());
1987 assert!(TimestampMicrosecondType::from_datetime(far_past).is_some());
1988
1989 let far_future = DateTime::from_timestamp(10_000_000_000, 0).unwrap();
1990 assert!(TimestampNanosecondType::from_datetime(far_future).is_none());
1991 assert!(TimestampSecondType::from_datetime(far_future).is_some());
1992 assert!(TimestampMillisecondType::from_datetime(far_future).is_some());
1993 assert!(TimestampMicrosecondType::from_datetime(far_future).is_some());
1994 }
1995
1996 #[test]
1997 fn timestamp_from_naive_datetime() {
1998 use crate::temporal_conversions::as_datetime_with_timezone;
1999 use chrono::{NaiveDate, NaiveTime};
2000
2001 let date = NaiveDate::from_ymd_opt(2021, 1, 1).unwrap();
2002 let time = NaiveTime::from_hms_opt(12, 0, 0).unwrap();
2003 let naive = NaiveDateTime::new(date, time);
2004
2005 assert_eq!(
2007 TimestampSecondType::from_naive_datetime(naive, None).unwrap(),
2008 1609502400
2009 );
2010 assert_eq!(
2011 TimestampMillisecondType::from_naive_datetime(naive, None).unwrap(),
2012 1609502400000
2013 );
2014
2015 let tz: Tz = "-05:00".parse().unwrap();
2017 let ts_sec = TimestampSecondType::from_naive_datetime(naive, Some(&tz)).unwrap();
2018 assert_eq!(ts_sec, 1609502400 + 5 * 3600);
2019
2020 let date = NaiveDate::from_ymd_opt(2024, 6, 15).unwrap();
2022 let time = NaiveTime::from_hms_opt(14, 30, 45).unwrap();
2023 let naive = NaiveDateTime::new(date, time);
2024 let tz: Tz = "+01:00".parse().unwrap();
2025
2026 let ts_usec = TimestampMicrosecondType::from_naive_datetime(naive, Some(&tz)).unwrap();
2027 let recovered = as_datetime_with_timezone::<TimestampMicrosecondType>(ts_usec, tz).unwrap();
2028 assert_eq!(recovered.naive_local(), naive);
2029 }
2030
2031 #[test]
2032 #[cfg(feature = "chrono-tz")]
2033 fn timestamp_from_naive_datetime_ambiguous() {
2034 use chrono::{NaiveDate, NaiveTime};
2035
2036 let date = NaiveDate::from_ymd_opt(2024, 11, 3).unwrap();
2039 let time = NaiveTime::from_hms_opt(1, 30, 0).unwrap();
2040 let naive = NaiveDateTime::new(date, time);
2041 let tz: Tz = "America/New_York".parse().unwrap();
2042
2043 let result = TimestampSecondType::from_naive_datetime(naive, Some(&tz));
2045 assert!(result.is_some());
2046 assert_eq!(result.unwrap(), 1730611800);
2047 }
2048
2049 #[test]
2050 #[cfg(feature = "chrono-tz")]
2051 fn timestamp_from_naive_datetime_none() {
2052 use chrono::{NaiveDate, NaiveTime};
2053
2054 let date = NaiveDate::from_ymd_opt(2024, 3, 10).unwrap();
2057 let time = NaiveTime::from_hms_opt(2, 30, 0).unwrap();
2058 let naive = NaiveDateTime::new(date, time);
2059 let tz: Tz = "America/New_York".parse().unwrap();
2060
2061 let result = TimestampSecondType::from_naive_datetime(naive, Some(&tz));
2063 assert!(result.is_none());
2064
2065 assert!(TimestampMillisecondType::from_naive_datetime(naive, Some(&tz)).is_none());
2067 assert!(TimestampMicrosecondType::from_naive_datetime(naive, Some(&tz)).is_none());
2068 assert!(TimestampNanosecondType::from_naive_datetime(naive, Some(&tz)).is_none());
2069 }
2070}