MFieldPolygon class
MySQL POLYGON field type.
Represents a geometric polygon field in MySQL. Stores polygon shapes defined by multiple coordinate points.
Constructors
-
MFieldPolygon({required String name, bool isPrimaryKey = false, bool isAutoIncrement = false, bool isNullable = false, String defaultValue = '', String? comment, List<
ValidatorEvent> validators = const [], int? srid}) - Creates a POLYGON field.
Properties
- comment ↔ String?
-
Optional comment for the field
getter/setter pairinherited
- defaultValue ↔ String
-
Default value for the field (empty string means no default)
getter/setter pairinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
- isAutoIncrement ↔ bool
-
Whether this field has auto-increment enabled
getter/setter pairinherited
- isNullable ↔ bool
-
Whether this field allows NULL values
getter/setter pairinherited
- isPrimaryKey ↔ bool
-
Whether this field is a primary key
getter/setter pairinherited
- name ↔ String
-
The name of the field/column
getter/setter pairinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- type ↔ FieldTypes
-
The MySQL data type for this field
getter/setter pairinherited
-
validators
↔ List<
ValidatorEvent> -
getter/setter pairinherited
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toSQL<
T extends SqlType> () → String -
Generates the SQL field definition for this field.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
-
validate(
dynamic value) → Future< List< String> > -
Validates the provided value against the field's constraints.
Returns a list of validation error messages.
@param value is the value to validate
@returns a list of validation error messages, empty if valid
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited