## Uses of Class
org.apache.cayenne.exp.Property

- Packages that use Property
  Package | Description
  --- | ---
  org.apache.cayenne.exp | Cayenne data expression classes.
  org.apache.cayenne.query | Defines standard queries supported by Cayenne and extension mechanism to create custom queries.

- - ### Uses of Property in org.apache.cayenne.exp

    Fields in org.apache.cayenne.exp declared as Property
    Modifier and Type | Field and Description
    --- | ---
    `static Property<Long>` | Property.`COUNT` Property that can be used in COUNT(*) queries

    Methods in org.apache.cayenne.exp that return Property
    Modifier and Type | Method and Description
    --- | ---
    `Property<E>` | Property.`abs()`
    `Property<E>` | Property.`alias(String alias)` Creates alias with different name for this property
    `Property<E>` | Property.`avg()`
    `Property<String>` | Property.`concat(Object... args)` Arguments will be converted as follows: if argument is a `Property` than its expression will be used if argument is a `Expression` than it will be used as is all other values will be converted to String
    `Property<Long>` | Property.`count()`
    `static <T> Property<T>` | Property.`create(Expression expression, Class<? super T> type)` Creates property with expression and type
    `static <T> Property<T>` | Property.`create(String name, Class<? super T> type)` Creates property with name and type
    `static <T> Property<T>` | Property.`create(String name, Expression expression, Class<? super T> type)` Creates property with name, expression and type
    `static <T extends Persistent> Property<T>` | Property.`createSelf(Class<? super T> type)` Creates "self" Property for persistent class.
    `<T> Property<T>` | Property.`dot(Property<T> property)` Constructs a new property path by appending the argument to the existing property separated by a dot.
    `Property<Object>` | Property.`dot(String property)` Constructs a property path by appending the argument to the existing property separated by a dot.
    `<T extends Persistent> Property<T>` | Property.`flat(Class<? super T> tClass)` Create new "flat" property for toMany relationship.
    `Property<Integer>` | Property.`length()`
    `Property<Integer>` | Property.`locate(Property<? extends String> property)`
    `Property<Integer>` | Property.`locate(String string)`
    `Property<String>` | Property.`lower()`
    `Property<E>` | Property.`max()`
    `Property<E>` | Property.`min()`
    `Property<E>` | Property.`mod(Number number)`
    `Property<E>` | Property.`outer()` Returns a version of this property that represents an OUTER join.
    `Property<E>` | Property.`sqrt()`
    `Property<String>` | Property.`substring(int offset, int length)`
    `Property<E>` | Property.`sum()`
    `Property<String>` | Property.`trim()`
    `Property<String>` | Property.`upper()`

    Methods in org.apache.cayenne.exp with parameters of type Property
    Modifier and Type | Method and Description
    --- | ---
    `<T> Property<T>` | Property.`dot(Property<T> property)` Constructs a new property path by appending the argument to the existing property separated by a dot.
    `Expression` | Property.`eq(Property<?> value)`
    `Expression` | Property.`gt(Property<?> value)`
    `Expression` | Property.`gte(Property<?> value)`
    `Property<Integer>` | Property.`locate(Property<? extends String> property)`
    `Expression` | Property.`lt(Property<?> value)`
    `Expression` | Property.`lte(Property<?> value)`
    `Expression` | Property.`ne(Property<?> value)`

  - ### Uses of Property in org.apache.cayenne.query

    Fields in org.apache.cayenne.query with type parameters of type Property
    Modifier and Type | Field and Description
    --- | ---
    `protected Collection<Property<?>>` | SelectQuery.`columns`

    Methods in org.apache.cayenne.query that return types with arguments of type Property
    Modifier and Type | Method and Description
    --- | ---
    `Collection<Property<?>>` | ColumnSelect.`getColumns()`
    `Collection<Property<?>>` | SelectQuery.`getColumns()`

    Methods in org.apache.cayenne.query with parameters of type Property
    Modifier and Type | Method and Description
    --- | ---
    `ColumnSelect<Object[]>` | ColumnSelect.`avg(Property<?> property)` Select average value of property
    `<E> ColumnSelect<E>` | ObjectSelect.`avg(Property<E> property)` Select average value of property
    `protected <E> ColumnSelect<E>` | ColumnSelect.`column(Property<E> property)`
    `<E> ColumnSelect<E>` | ObjectSelect.`column(Property<E> property)` Select one specific property.
    `static ColumnSelect<Object[]>` | ObjectSelect.`columnQuery(Class<?> entityType, Property<?> firstColumn, Property<?>... otherColumns)` Creates a ColumnSelect that will fetch multiple columns of a given `ObjEntity`
    `static ColumnSelect<Object[]>` | ObjectSelect.`columnQuery(Class<?> entityType, Property<?> firstColumn, Property<?>... otherColumns)` Creates a ColumnSelect that will fetch multiple columns of a given `ObjEntity`
    `static <E> ColumnSelect<E>` | ObjectSelect.`columnQuery(Class<?> entityType, Property<E> column)` Creates a ColumnSelect that will fetch single property that can be resolved against a given `ObjEntity` class.
    `ColumnSelect<Object[]>` | ColumnSelect.`columns(Property<?> firstProperty, Property<?>... otherProperties)` Add properties to select.
    `ColumnSelect<Object[]>` | ColumnSelect.`columns(Property<?> firstProperty, Property<?>... otherProperties)` Add properties to select.
    `ColumnSelect<Object[]>` | ObjectSelect.`columns(Property<?> firstProperty, Property<?>... properties)` Select only specific properties.
    `ColumnSelect<Object[]>` | ObjectSelect.`columns(Property<?> firstProperty, Property<?>... properties)` Select only specific properties.
    `ColumnSelect<Object[]>` | ColumnSelect.`count(Property<?> property)` Select COUNT(property)
    `ColumnSelect<Long>` | ObjectSelect.`count(Property<?> property)` Select COUNT(property)
    `ColumnSelect<Object[]>` | ColumnSelect.`max(Property<?> property)` Select maximum value of property
    `<E> ColumnSelect<E>` | ObjectSelect.`max(Property<E> property)` Select maximum value of property
    `ColumnSelect<Object[]>` | ColumnSelect.`min(Property<?> property)` Select minimum value of property
    `<E> ColumnSelect<E>` | ObjectSelect.`min(Property<E> property)` Select minimum value of property
    `void` | SelectQuery.`setColumns(Property<?>... columns)`
    `<E extends Number> ColumnSelect<Object[]>` | ColumnSelect.`sum(Property<E> property)` Select sum of values
    `<E extends Number> ColumnSelect<E>` | ObjectSelect.`sum(Property<E> property)` Select sum of values

    Method parameters in org.apache.cayenne.query with type arguments of type Property
    Modifier and Type | Method and Description
    --- | ---
    `ColumnSelect<Object[]>` | ColumnSelect.`columns(Collection<Property<?>> properties)` Add properties to select.
    `void` | SelectQuery.`setColumns(Collection<Property<?>> columns)`

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