Package | Description |
---|---|
com.bigdata.bop |
This package provides an API for query operators.
|
com.bigdata.bop.aggregate | |
com.bigdata.bop.rdf.aggregate | |
com.bigdata.rdf.internal.constraints | |
com.bigdata.rdf.sparql.ast |
This package contains an Abstract Syntax Tree which provides an intermediate translation
target for SPARQL parsers.
|
Modifier and Type | Class and Description |
---|---|
class |
Bind<E>
Operator causes a variable to be bound to the result of its evaluation as a
side-effect.
|
class |
Constant<E>
A constant.
|
class |
Var<E>
A variable.
|
Constructor and Description |
---|
ImmutableBOp(ImmutableBOp op) |
Modifier and Type | Class and Description |
---|---|
class |
AggregateBase<E>
Abstract base class for aggregate functions.
|
Modifier and Type | Class and Description |
---|---|
class |
AVERAGE
Operator computes the running sum over the presented binding sets for the
given variable.
|
class |
COUNT
Operator computes the number of non-null values over the presented binding
sets for the given variable.
|
class |
GROUP_CONCAT
Operator combines the string values over the presented binding sets for the
given variable.
|
class |
MAX
Operator reports the minimum observed value over the presented binding sets
for the given variable using SPARQL ORDER_BY semantics.
|
class |
MIN
Operator reports the minimum observed value over the presented binding sets
for the given variable using SPARQL ORDER_BY semantics.
|
class |
SAMPLE
Operator reports an arbitrary value from presented binding sets for the given
variable.
|
class |
SUM
Operator computes the running sum over the presented binding sets for the
given variable.
|
Modifier and Type | Class and Description |
---|---|
class |
ConditionalBind<E extends IV>
Operator causes a variable to be bound to the result of its evaluation as a
side-effect unless the variable is already bound and the as-bound value does
not compare as equals.
|
Modifier and Type | Class and Description |
---|---|
static class |
FunctionRegistry.UnknownFunctionBOp |
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