File: test_dateformat.test

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# name: test/sql/copy/csv/test_dateformat.test
# description: Test CSVs with a variable date format
# group: [csv]

statement ok
PRAGMA enable_verification

statement ok
CREATE TABLE dates (d DATE);

# base date format does not work here
statement error
COPY dates FROM '{DATA_DIR}/csv/test/dateformat.csv' (AUTO_DETECT 0, HEADER 0)
----
Line: 1

statement ok
COPY dates FROM '{DATA_DIR}/csv/test/dateformat.csv' (HEADER 0, DATEFORMAT '%d/%m/%Y')

query I
SELECT * FROM dates
----
2019-06-05

# if we reverse the date format, we get a different result
statement ok
COPY dates FROM '{DATA_DIR}/csv/test/dateformat.csv' (HEADER 0, DATEFORMAT '%m/%d/%Y')

query I
SELECT * FROM dates ORDER BY d
----
2019-05-06
2019-06-05

# test dateformat on COPY TO
statement ok
CREATE TABLE new_dates (d DATE);

statement ok
COPY dates TO '{TEMP_DIR}/dateformat.csv' (HEADER 0, DATEFORMAT '%d/%m/%Y')

statement ok
COPY new_dates FROM '{TEMP_DIR}/dateformat.csv' (HEADER 0, DATEFORMAT '%d/%m/%Y')

query I
SELECT * FROM new_dates ORDER BY 1
----
2019-05-06
2019-06-05

# timestamp format
statement ok
CREATE TABLE timestamps(t TIMESTAMP);

# timestamp format
statement ok
COPY timestamps FROM '{DATA_DIR}/csv/test/timestampformat.csv' (HEADER 0, DELIMITER '|', TIMESTAMPFORMAT '%a %d, %B %Y, %I:%M:%S %p')

query I
SELECT * FROM timestamps
----
2003-06-30 12:03:10

# test timestamp format on COPY TO
statement ok
CREATE TABLE new_timestamps (t TIMESTAMP);

statement ok
COPY timestamps TO '{TEMP_DIR}/timestampformat.csv' (HEADER 0, TIMESTAMPFORMAT '%a %d, %B %Y, %I:%M:%S %p')

statement ok
COPY new_timestamps FROM '{TEMP_DIR}/timestampformat.csv' (HEADER 0, TIMESTAMPFORMAT '%a %d, %B %Y, %I:%M:%S %p')

query I
SELECT * FROM new_timestamps ORDER BY 1
----
2003-06-30 12:03:10

statement ok
DELETE FROM new_timestamps

# test iso format in copy
statement ok
COPY timestamps TO '{TEMP_DIR}/timestampformat.csv' (HEADER 0, TIMESTAMPFORMAT ISO)

statement ok
COPY new_timestamps FROM '{TEMP_DIR}/timestampformat.csv' (HEADER 0)

query I
SELECT * FROM new_timestamps ORDER BY 1
----
2003-06-30 12:03:10

# incorrect date/timestamp format results in an error
statement error
COPY dates FROM '{DATA_DIR}/csv/test/dateformat.csv' (HEADER 0, DATEFORMAT '%')
----
Could not parse DATEFORMAT: Trailing format character %

statement error
COPY timestamps FROM '{DATA_DIR}/csv/test/timestampformat.csv' (HEADER 0, DELIMITER '|', TIMESTAMPFORMAT '%')
----

query I
select columns FROM sniff_csv('{DATA_DIR}/csv/dateformat/working.csv',  header=true,dateformat='%d-%b-%Y');
----
[{'name': ACCESSION_NUMBER, 'type': VARCHAR}, {'name': FILING_DATE, 'type': DATE}]

query I
select columns FROM sniff_csv('{DATA_DIR}/csv/dateformat/not_working.csv',  header=true,dateformat='%d-%b-%Y');
----
[{'name': ACCESSION_NUMBER, 'type': VARCHAR}, {'name': FILING_DATE, 'type': DATE}]