Migration class abstract
A collection of MigrationCommands to update the Schema.
Constructors
-
Migration({required int version, required List<
MigrationCommand> up, required List<MigrationCommand> down}) -
A collection of MigrationCommands to update the Schema.
const
Properties
-
down
→ List<
MigrationCommand> -
Reverts up
final
- downStatement → String
-
Revert of upStatement
no setter
- hashCode → int
-
The hash code for this object.
no setteroverride
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- statement → String
-
Alias of upStatement
no setter
-
up
→ List<
MigrationCommand> -
Desired changes to the Schema.
final
- upStatement → String
-
Generate SQL statements for all commands
no setter
- version → int
-
Order to run; should be unique and sequential with other Migrations
final
Methods
-
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.
override
Static Methods
-
generate(
List< MigrationCommand> commands, int version) → String - SQL command to produce the migration