NoneExpression<T> class
A database expression that returns all rows where none of the related rows match the filtering criteria.
- Inheritance
-
- Object
- Expression
- ColumnExpression<
T> - NoneExpression
Constructors
-
NoneExpression(Column<
T> column) - Creates a new NoneExpression.
Properties
-
column
→ Column<
T> -
Column that the expression is for.
finalinherited
-
columns
→ List<
Column> -
Returns a list of all
Columns in the expression.no setterinherited -
depthFirst
→ Iterable<
Expression> -
Iterator for all
Expressions in the expression. Iterates elements deterministically depth first.no setterinherited - expression → String
-
Retrieves expression as a string.
no setterinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
- index ↔ int?
-
Index of the expression in the query.
This is used to create unique query aliases for sub queries.
getter/setter pairinherited
- isManyRelationExpression → bool
-
Returns true if the expression operates on a many relation column.
no setterinherited
- operator → String
-
Returns the expression operator as a string.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
forEachDepthFirstIndexed(
void action(int index, Expression expression)) → void -
Takes an action for each element.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator &(
dynamic other) → Expression -
Database AND operator.
inherited
-
operator ==(
Object other) → bool -
The equality operator.
inherited
-
operator |(
dynamic other) → Expression -
Database OR operator.
inherited