trunc_timestamp.sql

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-- Config: spark.comet.expression.TruncTimestamp.allowIncompatible=true
-- ConfigMatrix: parquet.enable.dictionary=false,true

statement
CREATE TABLE test_trunc_ts(ts timestamp) USING parquet

statement
INSERT INTO test_trunc_ts VALUES (timestamp('2024-06-15 10:30:45')), (timestamp('2024-01-01 00:00:00')), (NULL)

query
SELECT date_trunc('year', ts) FROM test_trunc_ts

query
SELECT date_trunc('month', ts) FROM test_trunc_ts

query
SELECT date_trunc('day', ts) FROM test_trunc_ts

query
SELECT date_trunc('hour', ts) FROM test_trunc_ts

-- literal arguments
query ignore(https://github.com/apache/datafusion-comet/issues/3342)
SELECT date_trunc('year', timestamp('2024-06-15 10:30:45')), date_trunc('month', timestamp('2024-06-15 10:30:45')), date_trunc('day', timestamp('2024-06-15 10:30:45'))