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[SPARK-39469][SQL] Infer date type for CSV schema inference #36871

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[SPARK-39469][SQL] Infer date type for CSV schema inference #36871

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5048253
infer date type in csv
Jonathancui123 Jun 15, 2022
5058d92
fix
Jonathancui123 Jun 15, 2022
f16e5e1
parse dates from timestamp column
Jonathancui123 Jun 15, 2022
c2b5fdc
cleanup
Jonathancui123 Jun 15, 2022
9514c2c
test date and timestamp same format
Jonathancui123 Jun 15, 2022
be7aabd
e2e test WIP
Jonathancui123 Jun 16, 2022
db3b442
e2e test data
Jonathancui123 Jun 16, 2022
7d98686
fix e2e date test
Jonathancui123 Jun 17, 2022
966bdb6
added inferDate flag
Jonathancui123 Jun 21, 2022
638064b
Updated documentation and fixed tests
Jonathancui123 Jun 22, 2022
50a91a6
added new error for inferDate with legacy parser and fixed feedback
Jonathancui123 Jun 22, 2022
d71558d
Update CSVInferSchema.scala
Jonathancui123 Jun 23, 2022
601dfc8
Update CSVOptions.scala
Jonathancui123 Jun 23, 2022
5aa4ab6
change inferDate error type and improve docs
Jonathancui123 Jun 23, 2022
2282c59
fix error class
Jonathancui123 Jun 23, 2022
2484b77
fix sqlState code and typo
Jonathancui123 Jun 24, 2022
762e0d8
Update CSVInferSchema.scala
Jonathancui123 Jun 24, 2022
2c93af5
updated docs and test parsing dates in TimestampNTZ column
Jonathancui123 Jun 28, 2022
41fa8eb
Fix case where dateFormat is not specified
Jonathancui123 Jun 30, 2022
e1170d0
allow legacy parser with inferDate
Jonathancui123 Jul 12, 2022
1e8f938
Revert "allow legacy parser with inferDate"
Jonathancui123 Jul 19, 2022
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Update CSVInferSchema.scala
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@Jonathancui123
Jonathancui123 committed Jul 12, 2022
commit d71558d0e794b504dabbcc930a42e83c40329e2f
2 changes: 0 additions & 2 deletions sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/csv/CSVInferSchema.scala
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Expand Up @@ -46,8 +46,6 @@ class CSVInferSchema(val options: CSVOptions) extends Serializable {
isParsing = true,
forTimestampNTZ = true)

// val FAST_DATE_FORMAT, SIMPLE_DATE_FORMAT, LENIENT_SIMPLE_DATE_FORMAT = Value

private lazy val dateFormatter = DateFormatter(
options.dateFormatInRead,
options.locale,
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