DVSchemaPlanStep class final
One change in a plan, and what it costs.
Constructors
- DVSchemaPlanStep({required DVSchemaChange change, required DVSchemaChangeClass changeClass, required bool classifiedByAdapter, DVExpandContractPlan? expandContract, int? rows})
-
const
Properties
- change → DVSchemaChange
-
final
- changeClass → DVSchemaChangeClass
-
The class the adapter gave, or blocking when it could not give one.
final
- classifiedByAdapter → bool
-
False when the adapter could not classify the change (
DV-SCHEMA-006).final - expandContract → DVExpandContractPlan?
-
The safe version planned in its place, when this change blocks and one
exists.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- refusedAsWritten → bool
-
A blocking change that will not run as written, because its safe
version runs instead.
no setter
- rows → int?
-
Rows in the table, when the plan was made against a snapshot.
final
- runsBlocking → bool
-
A change that will hold readers or writers when it runs.
no setter
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
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.
inherited