See: Description
Interface | Description |
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AbstractQuery<T extends PortalEntity> |
The AbstractQuery interface defines functionality that is common to both
top-level queries and subqueries.
|
Expression |
Interface implemented by all query expression
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Query<T extends PortalEntity> |
Interface used to build and execute a dynamic query
|
Visitor |
Visitor interface implemented by a class used to interpret an expression
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Class | Description |
---|---|
AbstractQuerySupport<T extends PortalEntity> |
Abstract base class that can be extended to simplify the implementation of a
query.
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And |
Expression that computes the logical "and" of sub-expression clauses.
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CompositeExpression |
An abstract base class extended by expressions that have sub expressions
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Contains |
Expression that performs a contains operation when comparing a property
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Equal |
Expression that performs an equals operation when comparing a property
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ExpressionFactory |
Factory used to create instances of expressions
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GreaterThan |
Expression that performs an greater-than operation when comparing a property
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In |
Expression that performs an "in" operation when comparing a property i.e.
|
IsNotNull |
Expression that checks is a property is not null
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IsNull |
Expression that checks is a property is null
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Join<T extends PortalEntity> |
Expression used to join a reference and a subquery
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LessThan |
Expression that performs an less-than operation when comparing a property
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Like |
Expression that performs a partial match or like operation when comparing a property
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Not |
Expression that computes the logical "not" of the sub expression.
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NotEqual |
Expression that performs an not-equal operation when comparing a property
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Or |
Expression that computes the logical "and" of sub-expression clauses.
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Order |
An object that defines an ordering over the query results.
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Property |
Represents a property of a PortalEntity
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PropertyComparison |
Abstract base class for an expression that compares a property
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PropertyValueComparison |
Abstract base class for an expression that compares a property aginst a value
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Reference<T extends PortalEntity> |
Represents a reference of a PortalEntity
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Subquery<T extends PortalEntity> |
Can be used to perform sub-queries within a query.
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