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[Fix](Nereids) fix date and date time arithmatic #40745

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merged 4 commits into from
Sep 25, 2024
Merged

[Fix](Nereids) fix date and date time arithmatic #40745

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e291317
fix date type add hours minutes and seconds
LiBinfeng-01 Sep 19, 2024
620244e
add fe ut
LiBinfeng-01 Sep 19, 2024
7dd2bb1
add more fe ut about overflow and underflow
LiBinfeng-01 Sep 23, 2024
df66882
change compareto to assert equals
LiBinfeng-01 Sep 25, 2024
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40 changes: 40 additions & 0 deletions ...a/org/apache/doris/nereids/trees/expressions/functions/executable/DateTimeArithmetic.java
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Original file line number Diff line number Diff line change
Expand Up @@ -174,6 +174,16 @@ public static Expression daysAdd(DateTimeV2Literal date, IntegerLiteral day) {
/**
* datetime arithmetic function hours-add.
*/
@ExecFunction(name = "hours_add")
public static Expression hoursAdd(DateLiteral date, IntegerLiteral hour) {
return date.toBeginOfTheDay().plusHours(hour.getValue());
}

@ExecFunction(name = "hours_add")
public static Expression hoursAdd(DateV2Literal date, IntegerLiteral hour) {
return date.toBeginOfTheDay().plusHours(hour.getValue());
}

@ExecFunction(name = "hours_add")
public static Expression hoursAdd(DateTimeLiteral date, IntegerLiteral hour) {
return date.plusHours(hour.getValue());
Expand All @@ -187,6 +197,16 @@ public static Expression hoursAdd(DateTimeV2Literal date, IntegerLiteral hour) {
/**
* datetime arithmetic function minutes-add.
*/
@ExecFunction(name = "minutes_add")
public static Expression minutesAdd(DateLiteral date, IntegerLiteral minute) {
return date.toBeginOfTheDay().plusMinutes(minute.getValue());
}

@ExecFunction(name = "minutes_add")
public static Expression minutesAdd(DateV2Literal date, IntegerLiteral minute) {
return date.toBeginOfTheDay().plusMinutes(minute.getValue());
}

@ExecFunction(name = "minutes_add")
public static Expression minutesAdd(DateTimeLiteral date, IntegerLiteral minute) {
return date.plusMinutes(minute.getValue());
Expand All @@ -200,6 +220,16 @@ public static Expression minutesAdd(DateTimeV2Literal date, IntegerLiteral minut
/**
* datetime arithmetic function seconds-add.
*/
@ExecFunction(name = "seconds_add")
public static Expression secondsAdd(DateLiteral date, IntegerLiteral second) {
return date.toBeginOfTheDay().plusSeconds(second.getValue());
}

@ExecFunction(name = "seconds_add")
public static Expression secondsAdd(DateV2Literal date, IntegerLiteral second) {
return date.toBeginOfTheDay().plusSeconds(second.getValue());
}

@ExecFunction(name = "seconds_add")
public static Expression secondsAdd(DateTimeLiteral date, IntegerLiteral second) {
return date.plusSeconds(second.getValue());
Expand Down Expand Up @@ -404,4 +434,14 @@ public static Expression dateDiff(DateTimeV2Literal date1, DateTimeV2Literal dat
private static int dateDiff(LocalDateTime date1, LocalDateTime date2) {
return ((int) ChronoUnit.DAYS.between(date2.toLocalDate(), date1.toLocalDate()));
}

@ExecFunction(name = "to_days")
public static Expression toDays(DateLiteral date) {
return new IntegerLiteral((int) date.getDay());
}

@ExecFunction(name = "to_days")
public static Expression toDays(DateV2Literal date) {
return new IntegerLiteral((int) date.getDay());
}
}
2 changes: 2 additions & 0 deletions regression-test/suites/nereids_p0/expression/fold_constant/fold_constant_by_fe.groovy
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Expand Up @@ -163,4 +163,6 @@ suite("test_fold_constant_by_fe") {
res = sql """explain select "12" like '%123%'"""
assertTrue(res.contains("like"))

testFoldConst("select DATE_SUB(CURRENT_DATE(), INTERVAL 1 DAY) + INTERVAL 3600 SECOND")

}
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