Feng Zhu created CALCITE-3072:
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Summary: Generate right SQL for FLOOR&SUBSTRING functions in
SparkSqlDialect
Key: CALCITE-3072
URL: https://issues.apache.org/jira/browse/CALCITE-3072
Project: Calcite
Issue Type: Bug
Components: core
Affects Versions: 1.20.0
Reporter: Feng Zhu
The FLOOR and SUBSTRING functions are currently broken when generating query
for Spark SQL[1].
{code:java}
FLOOR -> DATE_TRUNC
SUBSTRING('Hello World' FROM 5 FOR 1) -> SUBSTRING('Hello World', 5, 1)
{code}
[1] https://spark.apache.org/docs/latest/api/sql/index.html
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