class Marten::DB::Field::Float
- Marten::DB::Field::Float
- Marten::DB::Field::Base
- Reference
- Object
Defined in:
marten/db/field.crmarten/db/field/float.cr
Constructors
Instance Method Summary
-
#default : Float64?
Returns the default value of the field if any.
-
#from_db(value) : Float64 | Nil
Converts the raw DB value to the corresponding field value.
-
#from_db_result_set(result_set : ::DB::ResultSet) : Float64 | Nil
Extracts the field value from a DB result set and returns the right object corresponding to this value.
-
#to_column : Management::Column::Base | Nil
Returns a migration column object corresponding to the field at hand.
-
#to_db(value) : ::DB::Any
Converts the field value to the corresponding DB value.
Instance methods inherited from class Marten::DB::Field::Base
blank? : Bool
blank?,
db_column
db_column,
db_column! : ::String
db_column!,
db_column?
db_column?,
default
default,
empty_value?(value) : ::Bool
empty_value?,
from_db(value)
from_db,
from_db_result_set(result_set : ::DB::ResultSet)
from_db_result_set,
getter_value?(value) : ::Bool
getter_value?,
id : String
id,
index? : Bool
index?,
null? : Bool
null?,
prepare_save(record, new_record = false)
prepare_save,
primary_key? : Bool
primary_key?,
related_model
related_model,
relation?
relation?,
relation_name
relation_name,
to_column : Management::Column::Base | Nil
to_column,
to_db(value) : ::DB::Any
to_db,
truthy_value?(value)
truthy_value?,
unique? : Bool
unique?,
validate(record, value)
validate
Constructor methods inherited from class Marten::DB::Field::Base
new(id : ::String, primary_key : ::Bool = false, blank : ::Bool = false, null : ::Bool = false, unique : ::Bool = false, index : ::Bool = false, db_column : ::String | Symbol | Nil = nil)
new
Constructor Detail
def self.new(id : ::String, primary_key = false, default : Float64 | Nil = nil, blank = false, null = false, unique = false, index = false, db_column = nil)
#
Instance Method Detail
def default : Float64?
#
Description copied from class Marten::DB::Field::Base
Returns the default value of the field if any.
def from_db(value) : Float64 | Nil
#
Description copied from class Marten::DB::Field::Base
Converts the raw DB value to the corresponding field value.
def from_db_result_set(result_set : ::DB::ResultSet) : Float64 | Nil
#
Description copied from class Marten::DB::Field::Base
Extracts the field value from a DB result set and returns the right object corresponding to this value.
def to_column : Management::Column::Base | Nil
#
Description copied from class Marten::DB::Field::Base
Returns a migration column object corresponding to the field at hand.
def to_db(value) : ::DB::Any
#
Description copied from class Marten::DB::Field::Base
Converts the field value to the corresponding DB value.