https://calcite.apache.org/javadocAggregate/org/apache/calcite/adapter/jdbc/JdbcRules.JdbcAggregateRule.html
JdbcRules.JdbcAggregateRule (Apache Calcite API)
declaration: package: org.apache.calcite.adapter.jdbc, class: JdbcRules, class: JdbcAggregateRule
apache calciteapi