CountStatement class final

SELECT COUNT(*) FROM table WHERE filter.

Inheritance

• Object
• Statement<int>
• ReadStatement<int>
• CountStatement

Constructors

CountStatement(String table, {Expression? filter})

Counts the rows of table matching filter.

const

Properties

filter → Expression?

The rows to count; every row when null.

final

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

table → String

The table the statement reads or writes.

final, inherited

Methods

decodeOutput(Object? payload) → Result<int, DbError>

The output encoded in an ok payload of this statement.

override

encodeOutput(int output) → Map<String, Object?>

The ok payload of output; engines written in Dart use it so the answer shape stays defined in one place.

override

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toJson() → Map<String, Object?>

The protocol form ({"op": ..., "table": ..., ...}).

override

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited