Gustavo de Morais created FLINK-40355:
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Summary: Add MAP_CONTAINS_KEY function
Key: FLINK-40355
URL: https://issues.apache.org/jira/browse/FLINK-40355
Project: Flink
Issue Type: Improvement
Components: Table SQL / API
Reporter: Gustavo de Morais
Assignee: Gustavo de Morais
Add the built-in function {{MAP_CONTAINS_KEY(map, key)}} to Flink SQL, backed
by the existing Calcite implementation. Returns TRUE if the map contains the
given key.
Includes function definition, validation, code generation, and docs.
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