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EclipseLink 2.5.0, build 'v20130507-3faac2b' API Reference | ||||||||
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See:
Description
Interface Summary | |
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EclipseLinkExpressionVisitor | The ExpressionVisitor that adds support for the additional JPQL identifiers supported by
EclipseLink that is not defined in the JPA function specification. |
Expression | This is the root interface of the parsed tree representation of a JPQL query. |
ExpressionVisitor | The interface is used to traverse the JPQL parsed tree. |
JPQLGrammar | A JPQL grammar defines how a JPQL query can be parsed. |
Class Summary | |||||||||||||||
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AbsExpression | The ABS function removes the minus sign from a specified argument and returns the absolute value, which is always a positive number or zero. | ||||||||||||||
AbsExpressionFactory | This AbsExpressionFactory creates a new AbsExpression when the portion of the
query to parse starts with ABS. |
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AbstractConditionalClause | Conditional expressions are composed of other conditional expressions, comparison operations, logical operations, path expressions that evaluate to boolean values, boolean literals, and boolean input parameters. | ||||||||||||||
AbstractDoubleEncapsulatedExpression | This Expression takes care of parsing an expression that encapsulates two expressions
separated by a comma. |
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AbstractEclipseLinkExpressionVisitor | The abstract implementation of EclipseLinkExpressionVisitor . |
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AbstractEclipseLinkTraverseChildrenVisitor | This ExpressionVisitor traverses the entire hierarchy of the JPQL parsed tree by going
down into each of the children of any given Expression . |
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AbstractEclipseLinkTraverseParentVisitor | This EclipseLinkExpressionVisitor traverses up the hierarchy. |
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AbstractEncapsulatedExpression | This expression handles parsing the identifier followed by an expression encapsulated within parenthesis. | ||||||||||||||
AbstractExpression | This is the abstract definition of all the parts used to create the tree hierarchy representing the parsed JPQL query. | ||||||||||||||
AbstractExpressionVisitor | The abstract definition of ExpressionVisitor , which implements all the methods but does
nothing. |
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AbstractFromClause | The FROM clause of a query defines the domain of the query by declaring identification variables. | ||||||||||||||
AbstractJPQLGrammar | The abstract definition of a JPQLGrammar . |
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AbstractLiteralExpressionFactory | This factory is responsible to return the right literal expression. | ||||||||||||||
AbstractOrderByClause | An ordering clause allows the objects or values that are returned by the query to be ordered. | ||||||||||||||
AbstractPathExpression | An identification variable followed by the navigation operator (.) and a state field or association field is a path expression. | ||||||||||||||
AbstractSchemaName | An abstract schema name designates the abstract schema type over which the query ranges. | ||||||||||||||
AbstractSchemaNameBNF | The query BNF for an abstract schema name. | ||||||||||||||
AbstractSchemaNameFactory | This AbstractSchemaNameFactory creates a new AbstractSchemaName . |
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AbstractSelectClause | The SELECT clause denotes the query result. | ||||||||||||||
AbstractSelectStatement | A query is an operation that retrieves data from one or more tables or views. | ||||||||||||||
AbstractSingleEncapsulatedExpression | This expression handles parsing a JPQL identifier followed by an expression encapsulated within parenthesis. | ||||||||||||||
AbstractTraverseChildrenVisitor | This ExpressionVisitor traverses the entire hierarchy of the JPQL parsed tree by going
down into each of the children of any given Expression . |
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AbstractTraverseParentVisitor | This ExpressionVisitor traverses up the hierarchy. |
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AbstractTripleEncapsulatedExpression | This Expression takes care of parsing an expression that encapsulates three expressions
separated by a comma. |
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AdditionExpression | One of the four binary operators. | ||||||||||||||
AggregateExpressionBNF | The query BNF for an aggregate expression. | ||||||||||||||
AggregateFunction | In the SELECT clause the result of a query may be the result of an aggregate function applied to a path expression. | ||||||||||||||
AllOrAnyExpression | An ALL conditional expression is a predicate that is true if the comparison
operation is true for all values in the result of the subquery or the result of the
subquery is empty. |
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AllOrAnyExpressionBNF | The query BNF for an all or any expression. | ||||||||||||||
AllOrAnyExpressionFactory | This AllOrAnyExpressionFactory creates a new AllOrAnyExpression when the portion
of the query to parse starts with ALL, ANY or SOME. |
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AndExpression | The AND logical operator chains multiple criteria together. | ||||||||||||||
AndExpressionFactory | This AndExpression creates a new AdditionExpression when the portion of the query
to parse starts with AND. |
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AnonymousExpressionVisitor | This visitor allows a subclass to simply override AnonymousExpressionVisitor.visit(Expression) and perform the
same task for all visited expressions . |
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ArithmeticExpression | This expression represents an arithmetic expression, which means the first and second expressions are aggregated with an arithmetic sign. | ||||||||||||||
ArithmeticExpressionBNF | The query BNF for an arithmetic expression. | ||||||||||||||
ArithmeticExpressionFactory | This ExpressionFactory creates a new expression when the portion of the query to parse
starts with an arithmetic identifier. |
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ArithmeticFactor | This expression simply adds a plus or minus sign to the arithmetic primary expression. | ||||||||||||||
ArithmeticFactorBNF | The query BNF for an arithmetic factor expression. | ||||||||||||||
ArithmeticPrimaryBNF | The query BNF for an arithmetic primary expression. | ||||||||||||||
ArithmeticTermBNF | The query BNF for an arithmetic term expression. | ||||||||||||||
AsOfClause | An AS OF clause is part of a flashback query, which provides ways to view
past states of database objects, or to return database objects to a previous state, without using
traditional point-in-time recovery. |
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AsOfClauseBNF | The query BNF for the AS OF clause. |
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AsOfClauseFactory | This AsOfClauseFactory creates a new AsOfClause when the portion of the JPQL
query to parse starts with AS OF. |
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AvgFunction | One of the aggregate functions. | ||||||||||||||
AvgFunctionFactory | This AvgFunctionFactory creates a new AvgFunction when the portion of the query
to parse starts with AVG. |
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BadExpression | This wraps another Expression that was correctly parsed by it is located in an invalid
location within the JPQL query. |
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BadExpressionBNF | The query BNF used for an expression that is invalid. | ||||||||||||||
BadExpressionFactory | This BadExpressionFactory creates a new BadExpression when the portion of the
query to parse is malformed. |
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BetweenExpression | Used in conditional expression to determine whether the result of an expression falls within an inclusive range of values. | ||||||||||||||
BetweenExpressionBNF | The query BNF for the between expression. | ||||||||||||||
BetweenExpressionFactory | This BetweenExpressionFactory creates a new BetweenExpression when the portion of
the query to parse starts with BETWEEN or NOT BETWEEN. |
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BooleanExpressionBNF | The query BNF for a boolean expression. | ||||||||||||||
BooleanLiteralBNF | The query BNF for a boolean literal expression. | ||||||||||||||
BooleanPrimaryBNF | The query BNF for a boolean primary expression. | ||||||||||||||
CaseExpression | BNF: general_case_expression ::= CASE when_clause {when_clause}* ELSE scalar_expression END
or
BNF: simple_case_expression ::= CASE case_operand simple_when_clause {simple_when_clause}* ELSE scalar_expression END |
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CaseExpressionBNF | The query BNF for a case expression. | ||||||||||||||
CaseExpressionFactory | This CaseExpressionFactory creates a new CaseExpression when the portion of the
query to parse starts with CASE. |
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CaseOperandBNF | The query BNF for the case operand specified in the case expression. | ||||||||||||||
CastExpression | The CAST function cast value to a different type. | ||||||||||||||
CastExpressionBNF | The query BNF for the CAST function. | ||||||||||||||
CastExpressionFactory | This CastExpressionFactory creates a new CastExpression when the portion of the
query to parse starts with CAST. |
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CoalesceExpression | A COALESCE expression returns null if all its arguments evaluate to
null , and the value of the first non-null argument otherwise. |
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CoalesceExpressionBNF | The query BNF for a coalesce expression. | ||||||||||||||
CoalesceExpressionFactory | This CoalesceExpressionFactory creates a new CoalesceExpression when the portion
of the query to parse starts with COALESCE. |
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CollectionExpression | A CollectionExpression wraps many expression which they are separated by spaces
and/or commas. |
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CollectionMemberDeclaration | An identification variable declared by a collection member declaration ranges over values of a collection obtained by navigation using a path expression. | ||||||||||||||
CollectionMemberDeclarationBNF | The query BNF for a collection member declaration expression. | ||||||||||||||
CollectionMemberDeclarationFactory | This CollectionMemberDeclarationFactory creates a new CollectionMemberDeclaration
when the portion of the query to parse starts with IN. |
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CollectionMemberExpression | This expression tests whether the designated value is a member of the collection specified by the collection-valued path expression. | ||||||||||||||
CollectionMemberExpressionBNF | The query BNF for a collection member expression. | ||||||||||||||
CollectionMemberExpressionFactory | This CollectionMemberExpressionFactory creates a new CollectionMemberExpression
when the portion of the query to parse starts with MEMBER, MEMBER OF, NOT
MEMBER or NOT MEMBER OF. |
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CollectionValuedPathExpression | A collection_valued_field is designated by the name of an association field in a
one-to-many or a many-to-many relationship or by the name of an element collection field. |
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CollectionValuedPathExpressionBNF | The query BNF for a collection-valued path expression. | ||||||||||||||
CollectionValuedPathExpressionFactory | |||||||||||||||
ComparisonExpression | Only the values of like types are permitted to be compared. | ||||||||||||||
ComparisonExpressionBNF | The query BNF for a comparison expression. | ||||||||||||||
ComparisonExpressionFactory | This ComparisonExpressionFactory creates a new ComparisonExpression when the
portion of the query to parse starts with <, >, <>, <=,
>= or =. |
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CompoundExpression | A compound expression has a left and right expressions combined by an identifier. | ||||||||||||||
ConcatExpression | The CONCAT function returns a string that is a concatenation of its arguments. | ||||||||||||||
ConcatExpressionFactory | This ConcatExpressionFactory creates a new ConcatExpression when the portion of
the query to parse starts with CONCAT. |
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ConditionalExpressionBNF | The query BNF for a conditional expression. | ||||||||||||||
ConditionalFactorBNF | The query BNF for a conditional factor expression. | ||||||||||||||
ConditionalPrimaryBNF | The query BNF for a conditional primary expression. | ||||||||||||||
ConditionalTermBNF | The query BNF for a conditional term expression. | ||||||||||||||
ConnectByClause | The CONNECT BY clause allows selecting rows in a hierarchical order using the hierarchical query clause. | ||||||||||||||
ConnectByClauseBNF | The query BNF for a CONNECT BY clause. |
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ConnectByClauseFactory | This ConnectByClauseFactory |
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ConstructorExpression | In the SELECT clause a constructor may be used in the SELECT list to return one or more Java instances. | ||||||||||||||
ConstructorExpressionBNF | The query BNF for a constructor expression. | ||||||||||||||
ConstructorExpressionFactory | This ConstructorExpressionFactory creates a new ConstructorExpression when the
portion of the query to parse starts with NEW. |
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ConstructorItemBNF | The query BNF for a constructor item expression. | ||||||||||||||
CountFunction | One of the aggregate functions. | ||||||||||||||
CountFunctionFactory | This CountFunctionFactory creates a new CountFunction when the portion of the
query to parse starts with COUNT. |
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DatabaseType | This expression represents the database specific data type, which may include size and scale. | ||||||||||||||
DatabaseTypeFactory | |||||||||||||||
DatabaseTypeQueryBNF | The query BNF for the database type. | ||||||||||||||
DateTime | This Expression represents a date or time. |
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DatetimeExpressionBNF | The query BNF for a date/time expression. | ||||||||||||||
DateTimeFactory | This DateTimeFactory creates a new DateTime when the portion of the query to
parse starts with CURRENT_DATE, CURRENT_TIME, CURRENT_TIMESTAMP or with the
JDBC escape format used for date/time/timestamp. |
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DateTimePrimaryBNF | The query BNF for a date/time primary expression. | ||||||||||||||
DateTimeTimestampLiteralBNF | The query BNF for a date/time/timestamp expression. | ||||||||||||||
DefaultEclipseLinkJPQLGrammar | This JPQL grammar provides support for parsing JPQL queries defined by the
JPA 2.1 functional specification and the EclipseLink 2.5. |
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DefaultJPQLGrammar | This JPQL grammar provides support for parsing JPQL queries defined in the
latest JPA functional specification. |
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DefaultStringExpression | An implementation of an Expression that wraps a string. |
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DeleteClause | This is the delete clause of the delete statement. | ||||||||||||||
DeleteClauseBNF | The query BNF for the delete clause. | ||||||||||||||
DeleteClauseFactory | This DeleteClauseFactory creates a new DeleteClause when the portion of the query
to parse starts with DELETE FROM. |
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DeleteClauseRangeVariableDeclarationBNF | The query BNF for a range variable declaration expression used by the DELETE clause, which accepts collection and aggregate expression, which is used by invalid queries. | ||||||||||||||
DeleteStatement | Bulk delete operation apply to entities of a single entity class (together with its subclasses, if any). | ||||||||||||||
DeleteStatementBNF | The query BNF for the delete statement. | ||||||||||||||
DeleteStatementFactory | This DeleteStatementFactory creates a new DeleteStatement when the portion of the
query to parse starts with DELETE FROM. |
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DerivedCollectionMemberDeclarationBNF | The query BNF for a derived collection member declaration expression. | ||||||||||||||
DivisionExpression | One of the four binary operators. | ||||||||||||||
EclipseLinkAnonymousExpressionVisitor | This visitor allows a subclass to simply override AnonymousExpressionVisitor.visit(Expression) and perform the
same task for all visited expressions including those defined by EclipseLink. |
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EclipseLinkJPQLGrammar1 | This JPQL grammar provides support for parsing JPQL queries defined in
| EclipseLinkJPQLGrammar2_0 | This JPQLGrammar provides support for parsing JPQL queries defined in
| EclipseLinkJPQLGrammar2_1 | This JPQLGrammar provides support for parsing JPQL queries defined in
| EclipseLinkJPQLGrammar2_2 | This JPQLGrammar provides support for parsing JPQL queries defined in
| EclipseLinkJPQLGrammar2_3 | This JPQLGrammar provides support for parsing JPQL queries defined in
| EclipseLinkJPQLGrammar2_4 | This JPQLGrammar provides support for parsing JPQL queries defined in
| EclipseLinkJPQLGrammar2_5 | This JPQLGrammar provides support for parsing JPQL queries defined in
| ElseExpressionBNF | The query BNF for a else expression specified in the case expression. |
EmptyCollectionComparisonExpression | This expression tests whether or not the collection designated by the collection-valued path expression is empty (i.e, has no elements). | ||||||||||||||
EmptyCollectionComparisonExpressionBNF | The query BNF for an empty collection comparison expression. | ||||||||||||||
EncapsulatedIdentificationVariableExpression | This Expression represents an identification variable that maps a Map
property, either the key, the value or a Map.Entry ). |
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EntityExpressionBNF | The query BNF for a entity expression. | ||||||||||||||
EntityOrValueExpressionBNF | The query BNF for a entity or value expression. | ||||||||||||||
EntityTypeExpressionBNF | The query BNF for the TYPE expression. | ||||||||||||||
EntityTypeLiteral | This Expression wraps the name of an entity type. |
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EntityTypeLiteralBNF | The query BNF for the entity type literal. | ||||||||||||||
EntityTypeLiteralFactory | This factory creates an EntityTypeLiteral , which wraps an entity name. |
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EntryExpression | An identification variable qualified by the ENTRY operator is a path
expression. |
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EntryExpressionFactory | This EntryExpressionFactory creates a new EntryExpression when the portion of the
query to parse starts with ENTRY. |
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EnumExpressionBNF | The query BNF for a enum expression. | ||||||||||||||
EnumLiteralBNF | The query BNF for an enumeration constant expression. | ||||||||||||||
EnumPrimaryBNF | The query BNF for an enum primary expression. | ||||||||||||||
ExistsExpression | An EXISTS expression is a predicate that is true only if the result of the
subquery consists of one or more values and that is false otherwise. |
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ExistsExpressionBNF | The query BNF for the exists expression. | ||||||||||||||
ExistsExpressionFactory | This ExistsExpressionFactory creates a new ExistsExpression when the portion of
the query to parse starts with EXISTS. |
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ExpressionFactory | An ExpressionFactory is responsible to parse a portion of JPQL query which starts
with one of the factory's JPQL identifiers. |
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ExpressionRegistry | This registry contains the necessary information used by Hermes parser. | ||||||||||||||
ExpressionVisitorWrapper | This ExpressionVisitor wraps another ExpressionVisitor and delegates all its
calls to it (the delegate). |
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ExtractExpression | The EXTRACT function extracts a date part from a date/time value. | ||||||||||||||
ExtractExpressionBNF | The query BNF for the EXTRACT function. |
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ExtractExpressionFactory | This ExtractExpressionFactory creates a new ExtractExpression when the portion of
the query to parse starts with EXTRACT. |
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FromClause | The FROM clause of a query defines the domain of the query by declaring identification variables. | ||||||||||||||
FromClauseBNF | The query BNF for the from clause. | ||||||||||||||
FromClauseFactory | This FromClauseFactory creates a new FromClause when the portion of the query to
parse starts with FROM. |
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FullyQualifyPathExpressionVisitor | This visitor makes sure that all path expressions are fully qualified with a "virtual" identification variable if the range variable declaration does not define one. | ||||||||||||||
FunctionExpression | This expression adds support to call native database functions. | ||||||||||||||
FunctionExpressionBNF | The query BNF for the EclipseLink's function expression. | ||||||||||||||
FunctionExpressionFactory | This FunctionExpressionFactory creates a new FunctionExpression when the portion
of the query to parse starts with an identifier related to a SQL function. |
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FunctionItemBNF | The query BNF for the parameters of a function expression. | ||||||||||||||
FunctionsReturningDatetimeBNF | The query BNF for a function expression returning a date/time value. | ||||||||||||||
FunctionsReturningNumericsBNF | The query BNF for a function expression returning a numeric value. | ||||||||||||||
FunctionsReturningStringsBNF | The query BNF for a function expression returning a string value. | ||||||||||||||
GeneralCaseExpressionBNF | The query BNF for a general case expression. | ||||||||||||||
GeneralIdentificationExpressionFactory | This ValueExpressionFactory creates a general identification variable, which is either
with the identifier KEY or VALUE and then checks the existence of a path expression. |
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GeneralIdentificationVariableBNF | The query BNF for a general identification variable expression. | ||||||||||||||
GenericQueryBNF | A generic JPQLQueryBNF can be used to manually create a new BNF without having to create
a concrete instance. |
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GroupByClause | The GROUP BY construct enables the aggregation of values according to the properties of an entity class. | ||||||||||||||
GroupByClauseBNF | The query BNF for the group by clause. | ||||||||||||||
GroupByClauseFactory | This GroupByClauseFactory creates a new GroupByClause when the portion of the
query to parse starts with GROUP BY. |
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GroupByItemBNF | The query BNF for a group by item expression. | ||||||||||||||
GroupByItemFactory | This GroupByItemFactory is responsible to return the right expression and to support
invalid expression as well. |
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HavingClause | The HAVING construct enables conditions to be specified that further restrict the query result as restrictions upon the groups. | ||||||||||||||
HavingClauseBNF | The query BNF for the having clause. | ||||||||||||||
HavingClauseFactory | This HavingClauseFactory creates a new HavingClause when the portion of the query
to parse starts with HAVING. |
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HierarchicalQueryClause | If a table contains hierarchical data, then rows can be selected in a hierarchical order using the hierarchical query clause. | ||||||||||||||
HierarchicalQueryClauseBNF | |||||||||||||||
HierarchicalQueryClauseFactory | This HierarchicalQueryClauseFactory creates a new HierarchicalQueryClause
when the portion of the query to parse starts with either VERSIONS or
AS OF . |
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IdentificationVariable | An identification variable is a valid identifier declared in the FROM clause of a query. | ||||||||||||||
IdentificationVariableBNF | The query BNF for an identification variable expression. | ||||||||||||||
IdentificationVariableDeclaration | An identification variable is a valid identifier declared in the FROM clause of a query. | ||||||||||||||
IdentificationVariableDeclarationBNF | The query BNF for an identification variable declaration expression. | ||||||||||||||
IdentificationVariableDeclarationFactory | This IdentificationVariableDeclarationFactory handles parsing the JPQL fragment
within the FROM clause. |
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IdentificationVariableFactory | This IdentificationVariableFactory creates a new IdentificationVariable . |
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IndexExpression | The INDEX function returns an integer value corresponding to the position of its argument in an ordered list. | ||||||||||||||
IndexExpressionFactory | This IndexExpressionFactory creates a new IndexExpression when the portion of the
query to parse starts with INDEX. |
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InExpression | The state field path expression must have a string, numeric, or enum value. | ||||||||||||||
InExpressionBNF | The query BNF for an in expression. | ||||||||||||||
InExpressionExpressionBNF | The query BNF describes the expression being tested by the IN expression. |
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InExpressionFactory | This InExpressionFactory creates a new InExpression when the portion of the query
to parse starts with IN or NOT IN. |
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InExpressionItemBNF | The query BNF for the items of an IN expression. | ||||||||||||||
InputParameter | Either positional or named parameters may be used. | ||||||||||||||
InputParameterBNF | The query BNF for a input parameter. | ||||||||||||||
InternalAggregateFunctionBNF | The query BNF for the parameter of an aggregate expression. | ||||||||||||||
InternalBetweenExpressionBNF | The query BNF for the lower and upper expressions defined in the between expression. | ||||||||||||||
InternalCoalesceExpressionBNF | The query BNF for the parameters defined in the coalesce expression. | ||||||||||||||
InternalColumnExpressionBNF | The query BNF for the items of a COLUMN expression. | ||||||||||||||
InternalConcatExpressionBNF | The query BNF for the COUNT expression's encapsulated expressions. | ||||||||||||||
InternalConnectByClauseBNF | |||||||||||||||
InternalCountBNF | The query BNF for the parameter of the COUNT function. | ||||||||||||||
InternalEntityTypeExpressionBNF | The query BNF for the parameters defined in the type expression. | ||||||||||||||
InternalFromClauseBNF | The query BNF for the FROM declaration, basically what follows the
FROM identifier. |
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InternalJoinBNF | The query BNF for what's following the join identifier. | ||||||||||||||
InternalLengthExpressionBNF | The query BNF for the parameter of the LENGTH expression. |
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InternalLocateStringExpressionBNF | The query BNF for the first two parameters of the LOCATE expression. |
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InternalLocateThirdExpressionBNF | The query BNF for the third parameter of the LOCATE expression. |
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InternalLowerExpressionBNF | The query BNF for the parameter of the LOWER expression. |
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InternalModExpressionBNF | The query BNF for the parameters of the MOD expression. |
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InternalOrderByClauseBNF | The query BNF for what's following the order by identifier. | ||||||||||||||
InternalOrderByItemBNF | The query BNF for an order by item. | ||||||||||||||
InternalOrderByItemFactory | This InternalOrderByItemFactory creates either a StateFieldPathExpression or
an IdentificationVariable . |
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InternalSelectExpressionBNF | |||||||||||||||
InternalSimpleFromClauseBNF | The query BNF for the from declaration used in a subquery. | ||||||||||||||
InternalSimpleSelectExpressionBNF | |||||||||||||||
InternalSqrtExpressionBNF | The query BNF for the parameter of the SQRT expression. |
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InternalSubstringPositionExpressionBNF | The query BNF for the position parameters of the SUBSTRING expression. |
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InternalSubstringStringExpressionBNF | The query BNF for the parameter of the LENGTH expression. |
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InternalUpdateClauseBNF | The query BNF for what's following the update identifier. | ||||||||||||||
InternalUpperExpressionBNF | The query BNF for the parameter of the UPPER expression. |
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InternalWhenClauseBNF | The query BNF for the expression following the WHEN identifier. | ||||||||||||||
IsExpressionFactory | This IsExpressionFactory creates a new expression when the portion of the query to parse
starts with IS. |
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Join | A JOIN enables the fetching of an association as a side effect of the execution of a query. | ||||||||||||||
JoinAssociationPathExpressionBNF | The query BNF for a join association path expression. | ||||||||||||||
JoinBNF | The query BNF for the join expression. | ||||||||||||||
JoinCollectionValuedPathExpressionFactory | |||||||||||||||
JoinFactory | This JoinFactory creates a new Join when the portion of the query to parse starts
with JOIN or FETCH JOIN, respectively. |
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JoinFetchBNF | The query BNF for the fetch join expression. | ||||||||||||||
JPQLExpression | A JPQLExpression is the root of the parsed tree representation of a JPQL query. |
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JPQLGrammar1_0 | This JPQLGrammar provides support for parsing JPQL queries defined in
| JPQLGrammar2_0 | This JPQLGrammar provides support for parsing JPQL queries defined in
| JPQLGrammar2_1 | This JPQLGrammar provides support for parsing JPQL queries defined in
| JPQLQueryBNF | This defines a single Backus-Naur Form (BNF) of the JPQL grammar. | ||||||||
JPQLStatementBNF | The query BNF for the JPQL expression. | ||||||||||||||
KeyExpression | An identification variable qualified by the KEY operator is a path
expression. |
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KeyExpressionFactory | This KeyExpressionFactory creates a new KeyExpression when the portion of the
query to parse starts with KEY. |
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KeywordExpression | The expression representing some keywords: TRUE , FALSE or NULL . |
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KeywordExpressionFactory | This KeywordExpressionFactory creates a new KeywordExpression when the
portion of the JPQL query to parse is FALSE , TRUE or
NULL . |
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LengthExpression | The LENGTH function returns the length of the string in characters as an integer. | ||||||||||||||
LengthExpressionFactory | This LengthExpressionFactory creates a new LengthExpression when the portion of
the query to parse starts with LENGTH. |
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LikeExpression | The LIKE condition is used to specify a search for a pattern. | ||||||||||||||
LikeExpressionBNF | The query BNF for a expression. | ||||||||||||||
LikeExpressionEscapeCharacterBNF | This BNF is used when parsing an invalid fragment or to extend the default grammar. | ||||||||||||||
LikeExpressionFactory | This LikeExpressionFactory creates a new LikeExpression when the portion of the
query to parse starts with LIKE or NOT LIKE. |
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LiteralBNF | The query BNF for literals, which is based on the listing defined in section 4.6.1 of the Java Specification document for JPA 2.0. | ||||||||||||||
LiteralExpressionFactory | This LiteralExpressionFactory is responsible to return the right literal expression. |
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LocateExpression | The LOCATE function returns the position of a given string within a string, starting the search at a specified position. | ||||||||||||||
LocateExpressionFactory | This LocateExpressionFactory creates a new LocateExpression when the portion of
the query to parse starts with LOCATE. |
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LogicalExpression | This expression represents a logical expression, which means the first and second expressions are aggregated with either AND or OR. | ||||||||||||||
LowerExpression | The LOWER function converts a string to lower case and it returns a string. | ||||||||||||||
LowerExpressionFactory | This LowerExpressionFactory creates a new LowerExpression when the portion of the
query to parse starts with LOWER. |
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MaxFunction | One of the aggregate functions. | ||||||||||||||
MaxFunctionFactory | This MaxFunctionFactory creates a new MaxFunction when the portion of the query
to parse starts with MAX. |
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MinFunction | One of the aggregate functions. | ||||||||||||||
MinFunctionFactory | This MinFunctionFactory creates a new MinFunction when the portion of the query
to parse starts with MIN. |
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ModExpression | The modulo operation finds the remainder of division of one number by another. | ||||||||||||||
ModExpressionFactory | This ModExpressionFactory creates a new ModExpression when the portion of the
query to parse starts with MOD. |
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MultiplicationExpression | One of the four binary operators. | ||||||||||||||
NewValueBNF | The query BNF for a new value expression. | ||||||||||||||
NotExpression | BNF: expression ::= NOT conditional_primary |
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NotExpressionFactory | This NotExpressionFactory creates a new NotExpression when the portion of the
query to parse starts with NOT. |
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NullComparisonExpression | A null comparison tests whether or not the single-valued path expression or input parameter is a NULL value. | ||||||||||||||
NullComparisonExpressionBNF | The query BNF for a null comparison expression. | ||||||||||||||
NullExpression | A null Expression is used instead of a true null , which allows
operations to be performed without doing a null check first. |
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NullIfExpression | NULLIF returns the first expression if the two expressions are not equal. | ||||||||||||||
NullIfExpressionBNF | The query BNF for a nullif expression. | ||||||||||||||
NullIfExpressionFactory | This NullIfExpressionFactory creates a new NullIfExpression when the portion of
the query to parse starts with NULLIF. |
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NumericLiteral | Exact numeric literals support the use of Java integer literal syntax as well as SQL exact numeric literal syntax. | ||||||||||||||
NumericLiteralBNF | The query BNF for a numeric literal. | ||||||||||||||
ObjectExpression | Stand-alone identification variables in the SELECT clause may optionally be qualified by the OBJECT operator. | ||||||||||||||
ObjectExpressionBNF | The query BNF for an object expression. | ||||||||||||||
ObjectExpressionFactory | This ObjectExpressionFactory creates a new ObjectExpression when the portion of
the query to parse starts with OBJECT. |
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OnClause | Returns an expression that allows a join ON clause to be defined. | ||||||||||||||
OnClauseBNF | The query BNF for the on clause. | ||||||||||||||
OnClauseFactory | This OnClauseFactory creates a new OnClause when the portion of the query to
parse starts with ON. |
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OrderByClause | The ORDER BY clause allows the objects or values that are returned by the query to be ordered. | ||||||||||||||
OrderByClauseBNF | The query BNF for the order by clause. | ||||||||||||||
OrderByClauseFactory | This OrderByClauseFactory creates a new OrderByClause when the portion of the
query to parse starts with ORDER BY. |
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OrderByItem | An orderby_item must be one of the following:
A state_field_path_expression that evaluates to an orderable
state field of an entity or embeddable class abstract schema type designated in the SELECT clause
by one of the following:
A general_identification_variable
A single_valued_object_path_expression
A state_field_path_expression that evaluates to the same
state field of the same entity or embeddable abstract schema type as a state_field_path_expression in the SELECT clause
A result_variable that refers to an orderable item in the SELECT
clause for which the same result_variable has been specified. |
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OrderByItemBNF | The query BNF for the order by item expression. | ||||||||||||||
OrderByItemFactory | This OrderByItemFactory creates a new OrderByItem . |
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OrderSiblingsByClause | In a hierarchical query, if the rows of siblings of the same parent need to be ordered, then the
ORDER SIBLINGS BY clause should be used. |
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OrderSiblingsByClauseBNF | The query BNF for the order siblings by clause. | ||||||||||||||
OrderSiblingsByClauseFactory | This OrderSiblingsByClauseFactory creates a new OrderSiblingsByClause when
the portion of the query to parse starts with ORDER SIBLINGS BY. |
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OrExpression | The OR logical operator chains multiple criteria together. | ||||||||||||||
OrExpressionFactory | This OrExpressionFactory creates a new OrExpression when the portion of the query
to parse starts with OR. |
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PatternValueBNF | The query BNF for a pattern value. | ||||||||||||||
QualifiedIdentificationVariableBNF | The query BNF for a qualified identification variable expression. | ||||||||||||||
QueryPosition | This object contains the cursor position within the parsed tree and within each of the Expression from the root to the deepest leaf. |
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RangeDeclarationBNF | |||||||||||||||
RangeDeclarationFactory | |||||||||||||||
RangeVariableDeclaration | Range variable declarations allow the developer to designate a "root" for objects which may not be reachable by navigation. | ||||||||||||||
RangeVariableDeclarationBNF | The query BNF for a range variable declaration expression. | ||||||||||||||
RangeVariableDeclarationFactory | This RangeVariableDeclaration creates a new RangeVariableDeclaration . |
||||||||||||||
RegexpExpression | The REGEXP condition is used to specify a search for a pattern. | ||||||||||||||
RegexpExpressionBNF | The query BNF for a REGEXP expression. | ||||||||||||||
RegexpExpressionFactory | This RegexpExpressionFactory creates a new RegexpExpression when the portion of the
query to parse starts with REGEXP. |
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ResultVariable | A result variable may be used to name a select item in the query result. | ||||||||||||||
ResultVariableBNF | The query BNF for a result variable expression. | ||||||||||||||
ResultVariableFactory | This ResultVariableFactory creates a new ResultVariable when the portion of the
query to parse starts with or without AS. |
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ScalarExpressionBNF | The query BNF for a scalar expression. | ||||||||||||||
SelectClause | The SELECT clause queries data from entities. | ||||||||||||||
SelectClauseBNF | The query BNF for the select clause. | ||||||||||||||
SelectClauseFactory | This SelectClauseFactory creates a new SelectClause when the portion of the
query to parse starts with SELECT. |
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SelectExpressionBNF | The query BNF for a select expression. | ||||||||||||||
SelectStatement | A SELECT query is an operation that retrieves data from one or more tables or
views. |
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SelectStatementBNF | The query BNF for the select statement. | ||||||||||||||
SelectStatementFactory | This SelectStatementFactory creates a new SelectStatement when the portion of the
query to parse starts with SELECT. |
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SimpleArithmeticExpressionBNF | The query BNF for a simple arithmetic expression. | ||||||||||||||
SimpleCaseExpressionBNF | The query BNF for a simple case expression. | ||||||||||||||
SimpleConditionalExpressionBNF | The query BNF for a simple conditional expression. | ||||||||||||||
SimpleEntityExpressionBNF | The query BNF for a simple entity expression. | ||||||||||||||
SimpleEntityOrValueExpressionBNF | The query BNF for a simple entity or value expression. | ||||||||||||||
SimpleFromClause | The FROM clause of a query defines the domain of the query by declaring identification variables. | ||||||||||||||
SimpleResultVariableBNF | The query BNF for a result variable expression. | ||||||||||||||
SimpleSelectClause | The SELECT statement queries data from entities. | ||||||||||||||
SimpleSelectClauseBNF | The query BNF for the simple select clause. | ||||||||||||||
SimpleSelectExpressionBNF | The query BNF for a simple select expression. | ||||||||||||||
SimpleSelectExpressionBNF2_0 | The query BNF for a select item expression. | ||||||||||||||
SimpleSelectItemBNF | The query BNF for a select item expression. | ||||||||||||||
SimpleSelectStatement | BNFL subquery ::= simple_select_clause subquery_from_clause [where_clause] [groupby_clause] [having_clause] |
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SimpleSelectStatementFactory | This SimpleSelectStatementFactory creates a new SimpleSelectStatement when the
portion of the query to parse starts with SELECT. |
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SingleValuedObjectPathExpressionBNF | The query BNF for a simple valued object path expression. | ||||||||||||||
SingleValuedPathExpressionBNF | The query BNF for a single valued path expression. | ||||||||||||||
SizeExpression | The SIZE function returns an integer value, the number of elements of the collection. | ||||||||||||||
SizeExpressionFactory | This SizeExpressionFactory creates a new SizeExpression when the portion of the
query to parse starts with SIZE. |
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SqrtExpression | The SQRT function takes a numeric argument and returns a double. | ||||||||||||||
SqrtExpressionFactory | This SqrtExpressionFactory creates a new SqrtExpression when the portion of the
query to parse starts with SQRT. |
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StartWithClause | A START WITH clause is optional and specifies the root row(s) of the hierarchy. |
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StartWithClauseBNF | The query BNF for the START WITH clause. |
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StartWithClauseFactory | This StartWithClauseFactory creates a new StartWithClause when the portion
of the query to parse starts with START WITH. |
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StateFieldPathExpression | A single_valued_association_field is designated by the name of an association-field
in a one-to-one or many-to-one relationship. |
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StateFieldPathExpressionBNF | The query BNF for a state field path expression. | ||||||||||||||
StateFieldPathExpressionFactory | This StateFieldPathExpressionFactory is meant to handle the parsing of a portion of the
query when it's expected to be a state field path. |
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StringExpressionBNF | The query BNF for a string expression. | ||||||||||||||
StringLiteral | A string literal is enclosed in single quotes. | ||||||||||||||
StringLiteralBNF | The query BNF for a string literal. | ||||||||||||||
StringLiteralFactory | This StringLiteralFactory is responsible to parse a sub-query starting with a single quote. |
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StringPrimaryBNF | The query BNF for a string primary expression. | ||||||||||||||
SubExpression | This expression wraps a sub-expression within parenthesis. | ||||||||||||||
SubqueryBNF | The query BNF for a subquery expression. | ||||||||||||||
SubqueryFromClauseBNF | The query BNF for the from clause defined in a subquery. | ||||||||||||||
SubSelectIdentificationVariableDeclarationBNF | The query BNF for an identification variable declaration expression defined in a sub-select expression. | ||||||||||||||
SubstringExpression | The second and third arguments of the SUBSTRING function denote the starting position and length of the substring to be returned. | ||||||||||||||
SubstringExpressionFactory | This SubstringExpressionFactory creates a new SubstringExpression when the
portion of the query to parse starts with SUBSTRING. |
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SubtractionExpression | One of the four binary operators. | ||||||||||||||
SumFunction | One of the aggregate functions. | ||||||||||||||
SumFunctionFactory | This SumFunctionFactory creates a new SumFunction when the portion of the query
to parse starts with SUM. |
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TableExpression | Defines a table expression. | ||||||||||||||
TableExpressionBNF | The query BNF for a table expression. | ||||||||||||||
TableExpressionFactory | This TableExpressionFactory creates a new TableExpression . |
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TableVariableDeclaration | Defines a table expression. | ||||||||||||||
TableVariableDeclarationBNF | The query BNF for a table declaration. | ||||||||||||||
TableVariableDeclarationFactory | This TableVariableDeclarationFactory creates a new TableVariableDeclaration . |
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TreatExpression | Returns an expression that allows to treat its base as if it were a subclass of the class returned by the base. | ||||||||||||||
TreatExpressionBNF | The query BNF for a TREAT expression. |
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TreatExpressionFactory | This TreatExpressionFactory creates a new TreatExpression when the portion of the
query to parse starts with TREAT. |
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TrimExpression | The TRIM function trims the specified character from a string. | ||||||||||||||
TrimExpressionFactory | This TrimExpressionFactory creates a new TrimExpression when the portion of the
query to parse starts with TRIM. |
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TypeExpression | An entity type expression can be used to restrict query polymorphism. | ||||||||||||||
TypeExpressionBNF | The query BNF for a type expression. | ||||||||||||||
TypeExpressionFactory | This TypeExpressionFactory creates a new TypeExpression when the portion of the
query to parse starts with TYPE. |
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UnionClause | The UNION clause allows the results of two queries to be combined. | ||||||||||||||
UnionClauseBNF | The query BNF for the order by clause. | ||||||||||||||
UnionClauseFactory | This UnionClauseFactory creates a new UnionClause when the portion of the
query to parse starts with UNION, INTERSECT or EXCEPT . |
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UnknownExpression | This expression contains a portion of the query that is unknown to the parser. | ||||||||||||||
UnknownExpressionFactory | This UnknownExpressionFactory creates a new UnknownExpression when the portion of
the query to parse is unknown. |
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UpdateClause | This is the update clause of the update statement. | ||||||||||||||
UpdateClauseBNF | The query BNF for the update clause. | ||||||||||||||
UpdateClauseFactory | This UpdateClauseFactory creates a new UpdateClause when the portion of the query
to parse starts with UPDATE. |
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UpdateItem | The new_value specified for an update operation must be compatible in type with the
field to which it is assigned. |
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UpdateItemBNF | The query BNF for the update item expression. | ||||||||||||||
UpdateItemFactory | This UpdateItemFactory creates a new UpdateItem . |
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UpdateItemStateFieldPathExpressionBNF | The query BNF for a state field path expression used in an update item. | ||||||||||||||
UpdateItemStateFieldPathExpressionFactory | This UpdateItemStateFieldPathExpressionFactory is meant to handle the parsing of a
portion of the query when it's expected to be a state field path. |
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UpdateStatement | The UPDATE clause of a query consists of a conditional expression used to select objects or values that satisfy the expression. | ||||||||||||||
UpdateStatementBNF | The query BNF for the update statement. | ||||||||||||||
UpdateStatementFactory | This UpdateStatementFactory creates a new UpdateStatement when the portion of the
query to parse starts with UPDATE. |
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UpperExpression | The UPPER function converts a string to upper case and it returns a string. | ||||||||||||||
UpperExpressionFactory | This UpperExpressionFactory creates a new UpperExpression when the portion of the
query to parse starts with UPPER. |
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ValueExpression | An identification variable qualified by the VALUE operator is a path
expression. |
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ValueExpressionFactory | This ValueExpressionFactory creates a new ValueExpression when the portion of the
query to parse starts with VALUE. |
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VirtualJPQLQueryBNF | This JPQLQueryBNF can be used as a virtual BNF, which can wrap another BNF or BNFs and
modify the default behavior. |
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WhenClause | A WHEN predicate is used to calculate a condition and when it's true, its THEN will be executed. | ||||||||||||||
WhenClauseBNF | The query BNF for the when clause of the case expression. | ||||||||||||||
WhenClauseFactory | This WhenClauseFactory creates a new WhenClause when the portion of the query to
parse starts with WHEN. |
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WhereClause | The WHERE clause of a query consists of a conditional expression used to select objects or values that satisfy the expression. | ||||||||||||||
WhereClauseBNF | The query BNF for the where clause. | ||||||||||||||
WhereClauseFactory | This WhereClauseFactory creates a new WhereClause when the portion of the query
to parse starts with WHERE. |
Enum Summary | |
---|---|
FunctionExpressionFactory.ParameterCount | The number of parameters a FunctionExpression can have. |
IdentifierRole | A role describes the purpose of the JPQL identifier. |
OrderByItem.NullOrdering | This enumeration lists all the possible choices for ordering nulls in an item. |
OrderByItem.Ordering | This enumeration lists all the possible choices for ordering an item. |
TrimExpression.Specification | The possible ways to trim the string. |
This is the core of Hermes, this package contains the classes that can parse a JPQL query.
|
EclipseLink 2.5.0, build 'v20130507-3faac2b' API Reference | ||||||||
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