Package org.apache.cayenne.query
Class InsertBatchQuery
- java.lang.Object
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- org.apache.cayenne.query.BatchQuery
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- org.apache.cayenne.query.InsertBatchQuery
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- All Implemented Interfaces:
Serializable
,Query
public class InsertBatchQuery extends BatchQuery
Batched INSERT query. Allows inserting multiple object snapshots (DataRows) for a given DbEntity in a single query. InsertBatchQuery normally is not used directly. Rather DataContext creates one internally when committing DataObjects.- See Also:
- Serialized Form
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Field Summary
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Fields inherited from class org.apache.cayenne.query.BatchQuery
dbAttributes, dbEntity, rows
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Constructor Summary
Constructors Constructor Description InsertBatchQuery(DbEntity entity, int batchCapacity)
Creates new InsertBatchQuery for a given DbEntity and estimated capacity.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
add(Map<String,Object> snapshot)
Adds a snapshot to batch.void
add(Map<String,Object> snapshot, ObjectId id)
Adds a snapshot to batch.-
Methods inherited from class org.apache.cayenne.query.BatchQuery
createSQLAction, getDbAttributes, getDbEntity, getMetaData, getRows, isUsingOptimisticLocking, route
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Constructor Detail
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InsertBatchQuery
public InsertBatchQuery(DbEntity entity, int batchCapacity)
Creates new InsertBatchQuery for a given DbEntity and estimated capacity.
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Method Detail
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add
public void add(Map<String,Object> snapshot)
Adds a snapshot to batch. A shortcut for "add(snapshot, null)".
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add
public void add(Map<String,Object> snapshot, ObjectId id)
Adds a snapshot to batch. Optionally stores the object id for the snapshot. Note that snapshot can hold either the real values or the instances of java.util.Supplier that will be resolved to the actual value on the spot, thus allowing deferred propagated keys resolution.- Since:
- 1.2
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