Package org.hibernate.dialect.aggregate
package org.hibernate.dialect.aggregate
Support for
Dialect-specific aggregate column types,
including user-defined composite types, and JSON or XML types.- See Also:
-
ClassDescriptionA set of operations providing support for aggregate column types in a certain SQL dialect.The actual write expression for an aggregate column which gives access to the value expressions for the respective selectable mapping.Contract for rendering the custom write expression that updates a selected set of aggregated columns within an aggregate column to the value expressions as given by the
aggregateColumnWriteExpression.Spanner supports only JSON aggregation.Sybase ASE supports thexmlextract()function which is used to implement aggregate support.