Skip to content

[SPARK-35111][SPARK-35112][SQL][FOLLOWUP] Rename ANSI interval patterns and regexps #32444

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
AngersZhuuuu wants to merge 4 commits into from
Closed

[SPARK-35111][SPARK-35112][SQL][FOLLOWUP] Rename ANSI interval patterns and regexps #32444

Changes from all commits
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
09a7479
[SPARK-35111][SQL][FOLLOWUP] Support Cast string to year-month interval
AngersZhuuuu May 5, 2021
915ddaf
Update IntervalUtils.scala
AngersZhuuuu May 7, 2021
3e7fb54
Update IntervalUtils.scala
AngersZhuuuu May 7, 2021
8569d86
Update IntervalUtils.scala
AngersZhuuuu May 8, 2021
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
31 changes: 16 additions & 15 deletions sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/util/IntervalUtils.scala
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -99,15 +99,16 @@ object IntervalUtils {
result
}

private val yearMonthPattern = "^([+|-])?(\\d+)-(\\d+)$".r
private val yearMonthStringPattern =
"(?i)^(INTERVAL\\s+)([+|-])?(')([+|-])?(\\d+)-(\\d+)(')(\\s+YEAR\\s+TO\\s+MONTH)$".r
private val yearMonthPatternString = "([+|-])?(\\d+)-(\\d+)"
private val yearMonthRegex = (s"^$yearMonthPatternString$$").r
private val yearMonthLiteralRegex =
(s"(?i)^INTERVAL\\s+([+|-])?'$yearMonthPatternString'\\s+YEAR\\s+TO\\s+MONTH$$").r

def castStringToYMInterval(input: UTF8String): Int = {
input.trimAll().toString match {
case yearMonthPattern("-", year, month) => toYMInterval(year, month, -1)
case yearMonthPattern(_, year, month) => toYMInterval(year, month, 1)
case yearMonthStringPattern(_, firstSign, _, secondSign, year, month, _, _) =>
case yearMonthRegex("-", year, month) => toYMInterval(year, month, -1)
case yearMonthRegex(_, year, month) => toYMInterval(year, month, 1)
case yearMonthLiteralRegex(firstSign, secondSign, year, month) =>
(firstSign, secondSign) match {
case ("-", "-") => toYMInterval(year, month, 1)
case ("-", _) => toYMInterval(year, month, -1)
Expand All @@ -128,9 +129,9 @@ object IntervalUtils {
def fromYearMonthString(input: String): CalendarInterval = {
require(input != null, "Interval year-month string must be not null")
input.trim match {
case yearMonthPattern("-", yearStr, monthStr) =>
case yearMonthRegex("-", yearStr, monthStr) =>
new CalendarInterval(toYMInterval(yearStr, monthStr, -1), 0, 0)
case yearMonthPattern(_, yearStr, monthStr) =>
case yearMonthRegex(_, yearStr, monthStr) =>
new CalendarInterval(toYMInterval(yearStr, monthStr, 1), 0, 0)
case _ =>
throw new IllegalArgumentException(
Expand All @@ -150,11 +151,11 @@ object IntervalUtils {
}
}

private val unquotedDaySecondPattern =
private val daySecondPatternString =
"([+|-])?(\\d+) (\\d{1,2}):(\\d{1,2}):(\\d{1,2})(\\.\\d{1,9})?"
private val quotedDaySecondPattern = (s"^$unquotedDaySecondPattern$$").r
private val daySecondLiteralPattern =
(s"(?i)^INTERVAL\\s+([+|-])?\\'$unquotedDaySecondPattern\\'\\s+DAY\\s+TO\\s+SECOND$$").r
private val daySecondRegex = (s"^$daySecondPatternString$$").r
private val daySecondLiteralRegex =
(s"(?i)^INTERVAL\\s+([+|-])?\\'$daySecondPatternString\\'\\s+DAY\\s+TO\\s+SECOND$$").r

def castStringToDTInterval(input: UTF8String): Long = {
def secondAndMicro(second: String, micro: String): String = {
Expand All @@ -166,11 +167,11 @@ object IntervalUtils {
}

input.trimAll().toString match {
case quotedDaySecondPattern("-", day, hour, minute, second, micro) =>
case daySecondRegex("-", day, hour, minute, second, micro) =>
toDTInterval(day, hour, minute, secondAndMicro(second, micro), -1)
case quotedDaySecondPattern(_, day, hour, minute, second, micro) =>
case daySecondRegex(_, day, hour, minute, second, micro) =>
toDTInterval(day, hour, minute, secondAndMicro(second, micro), 1)
case daySecondLiteralPattern(firstSign, secondSign, day, hour, minute, second, micro) =>
case daySecondLiteralRegex(firstSign, secondSign, day, hour, minute, second, micro) =>
(firstSign, secondSign) match {
case ("-", "-") => toDTInterval(day, hour, minute, secondAndMicro(second, micro), 1)
case ("-", _) => toDTInterval(day, hour, minute, secondAndMicro(second, micro), -1)
Expand Down