UpdateCommand<P> class

A specialized Command for "patch" updates.

It dynamically generates an UPDATE statement based on the non-null values provided in the params record. Keys specified in primaryKeys are used in the WHERE clause and are expected to be non-null.

Inheritance

• Object
• Command<P>
• UpdateCommand

Constructors

UpdateCommand({required String table, required List<String> primaryKeys, required dynamic params})

const

Properties

hashCode → int

The hash code for this object.

no setter, inherited

params → dynamic

final, inherited

primaryKeys → List<String>

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

table → String

final

Methods

apply(P? p) → (String, Map<String, Object?>)

Returns the SQL string and the mapped parameters for this command.

override

getSql(P? p) → String

Returns the SQL string for this command. Subclasses can override this to generate SQL based on the parameters p.

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 ==(Object other) → bool

The equality operator.

inherited