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[#7176] Regression in PostgreSQL MODE function implementation

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This commit is contained in:
lukaseder 2018-02-15 17:00:08 +01:00
parent ce1d535d17
commit 6d365676de
1 changed files with 10 additions and 1 deletions
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11
jOOQ/src/main/java/org/jooq/impl/Mode.java
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@ -38,6 +38,8 @@
package org.jooq.impl;
import org.jooq.AggregateFilterStep;
import org.jooq.DataType;
import org.jooq.Field;
import org.jooq.OrderField;
import org.jooq.OrderedAggregateFunctionOfDeferredType;
@ -46,8 +48,15 @@ import org.jooq.OrderedAggregateFunctionOfDeferredType;
*/
final class Mode implements OrderedAggregateFunctionOfDeferredType {
@SuppressWarnings("unchecked")
@Override
public final <T> AggregateFilterStep<T> withinGroupOrderBy(OrderField<T> field) {
return new Function<T>("mode", ((SortFieldImpl<T>) field).getField().getDataType()).withinGroupOrderBy(field);
DataType<T> type = field instanceof SortFieldImpl
? ((SortFieldImpl<T>) field).getField().getDataType()
: field instanceof Field
? ((AbstractField<T>) field).getDataType()
: (DataType<T>) SQLDataType.NUMERIC;
return new Function<T>("mode", type).withinGroupOrderBy(field);
}
}