Class ProjectionEntityQuery.Builder (2.18.5)
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publicstaticfinalclass ProjectionEntityQuery.BuilderextendsStructuredQuery.BuilderImpl<ProjectionEntity,ProjectionEntityQuery.Builder>A ProjectionEntityQuery builder for queries that return ProjectionEntity
results.
Inheritance
java.lang.Object > com.google.cloud.datastore.StructuredQuery.BuilderImpl > ProjectionEntityQuery.BuilderInherited Members
com.google.cloud.datastore.StructuredQuery.BuilderImpl.addOrderBy(com.google.cloud.datastore.StructuredQuery.OrderBy,com.google.cloud.datastore.StructuredQuery.OrderBy...)
com.google.cloud.datastore.StructuredQuery.BuilderImpl.clearOrderBy()
com.google.cloud.datastore.StructuredQuery.BuilderImpl.setEndCursor(com.google.cloud.datastore.Cursor)
com.google.cloud.datastore.StructuredQuery.BuilderImpl.setFilter(com.google.cloud.datastore.StructuredQuery.Filter)
com.google.cloud.datastore.StructuredQuery.BuilderImpl.setKind(java.lang.String)
com.google.cloud.datastore.StructuredQuery.BuilderImpl.setLimit(java.lang.Integer)
com.google.cloud.datastore.StructuredQuery.BuilderImpl.setNamespace(java.lang.String)
com.google.cloud.datastore.StructuredQuery.BuilderImpl.setOffset(int)
com.google.cloud.datastore.StructuredQuery.BuilderImpl.setOrderBy(com.google.cloud.datastore.StructuredQuery.OrderBy,com.google.cloud.datastore.StructuredQuery.OrderBy...)
com.google.cloud.datastore.StructuredQuery.BuilderImpl.setStartCursor(com.google.cloud.datastore.Cursor)
Methods
addDistinctOn(String property, String[] others)
publicProjectionEntityQuery.BuilderaddDistinctOn(Stringproperty,String[]others)Adds one or more properties to the existing group by clause.
| Parameters | |
|---|---|
| Name | Description |
property |
String |
others |
String[] |
| Returns | |
|---|---|
| Type | Description |
ProjectionEntityQuery.Builder |
|
addProjection(String projection, String[] others)
publicProjectionEntityQuery.BuilderaddProjection(Stringprojection,String[]others)Adds one or more projections to the existing projection clause.
| Parameters | |
|---|---|
| Name | Description |
projection |
String |
others |
String[] |
| Returns | |
|---|---|
| Type | Description |
ProjectionEntityQuery.Builder |
|
build()
publicProjectionEntityQuerybuild()| Returns | |
|---|---|
| Type | Description |
ProjectionEntityQuery |
|
clearDistinctOn()
publicProjectionEntityQuery.BuilderclearDistinctOn()Clears the group by clause.
| Returns | |
|---|---|
| Type | Description |
ProjectionEntityQuery.Builder |
|
clearProjection()
publicProjectionEntityQuery.BuilderclearProjection()Clears the projection clause.
| Returns | |
|---|---|
| Type | Description |
ProjectionEntityQuery.Builder |
|
setDistinctOn(String property, String[] others)
publicProjectionEntityQuery.BuildersetDistinctOn(Stringproperty,String[]others)Sets the query's distinct on clause (clearing any previously specified distinct on settings).
| Parameters | |
|---|---|
| Name | Description |
property |
String |
others |
String[] |
| Returns | |
|---|---|
| Type | Description |
ProjectionEntityQuery.Builder |
|
setProjection(String projection, String[] others)
publicProjectionEntityQuery.BuildersetProjection(Stringprojection,String[]others)Sets the query's projection clause (clearing any previously specified Projection settings).
| Parameters | |
|---|---|
| Name | Description |
projection |
String |
others |
String[] |
| Returns | |
|---|---|
| Type | Description |
ProjectionEntityQuery.Builder |
|