Zou created CALCITE-5591:
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Summary: Implement BigQuery functions SAFE_ADD, SAFE_SUBTRACT,
SAFE_MULTIPLY, SAFE_DIVIDE and SAFE_NEGATE
Key: CALCITE-5591
URL: https://issues.apache.org/jira/browse/CALCITE-5591
Project: Calcite
Issue Type: New Feature
Reporter: Zou
Add support for SAFE_ADD, SAFE_SUBTRACT, SAFE_MULTIPLY, SAFE_DIVIDE and
SAFE_NEGATE in BigQuery.
Function description:
* SAFE_ADD: Equivalent to the addition operator '+', but returns NULL if
overflow occurs.
* SAFE_SUBTRACT: Returns the result of Y subtracted from X. Equivalent to the
subtraction operator (-), but returns NULL if overflow occurs.
* SAFE_MULTIPLY: Equivalent to the multiplication operator '*', but returns
NULL if overflow occurs.
* SAFE_DIVIDE: Equivalent to the division operator '/ ', but returns NULL if an
error occurs, such as a division by zero error.
* SAFE_NEGATE: Equivalent to the unary minus operator '-', but returns NULL if
overflow occurs.
See more details in [BigQuery
Doc|https://cloud.google.com/bigquery/docs/reference/standard-sql/functions-and-operators#safe_divide]
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