StringField class
A string db field representation.
- Inheritance
-
- Object
- QueryPart<
String> - FieldWithValue<
String> - StringField
Constructors
- StringField({String? columnName, bool? notNull, bool? isUnique, String? jsonMapName, String? defaultValue})
- Create an instance of StringField
Properties
- ascOrder → FieldOrder
-
Get sql statement to order records in ascending way.
no setterinherited
- columnDefinition → String
-
Get this field column definition for creation table.
no setterinherited
- columnName → String?
-
The column name of this field.
finalinherited
- dbValue ↔ dynamic
-
Get the field value in db storable tyle.
getter/setter pairinherited
- descOrder → FieldOrder
-
Get sql statement to order records in descending way.
no setterinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
- isNotNull → ConditionQuery
-
Get sql statement to check weather this field value is not db null.
no setterinherited
- isNull → ConditionQuery
-
Get sql statement to check weather this field value is db null.
no setterinherited
- isUnique → bool?
-
Weather to add
UNIQUEconstraint.finalinherited - jsonMapName → String?
-
Represents the json part name of this value,
needed for serialization (not for saving in db).
finalinherited
- jsonMapType → Type?
-
The serialization type of this value.
finalinherited
- length → IntField
-
Get db int field with the length of this string content.
no setter
- longerOrder → FieldOrder
-
Get sql statement to order this field by its values lengths
descending.no setter - notNull → bool?
-
Weather to add
NOT NULLconstraint.finalinherited - parametersBuilder ↔ (List Function()?)
-
Build the sql query of this QueryPart parameters.
getter/setter pairinherited
- queryBuilder ↔ (String Function()?)
-
Build the sql query of this QueryPart.
getter/setter pairinherited
- randomOrder → FieldOrder
-
Get sql statement to order records in random way.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- shorterOrder → FieldOrder
-
Get sql statement to order this field by its values lengths
ascending.no setter - value ↔ String?
-
The field value in native dart.
getter/setter pairinherited
- valueType → Type
-
Get the native dart type of this field value.
no setterinherited
Methods
-
asNamed(
String name) → QueryPart -
Get QueryPart with custom name.
inherited
-
buildQuery(
) → String -
Get the sql text represents this QueryPart
inherited
-
concat(
dynamic other) → StringField -
Concat this string db value with
other,othermay be StringField or String -
contains(
String text) → ConditionQuery -
Get sql statement to check this value if contains
text. -
count(
) → IntField -
Get an IntField with count of this field values.
inherited
-
endsWith(
String text) → ConditionQuery -
Get sql statement to check this value if ends with
text. -
equals(
dynamic other) → ConditionQuery -
Get sql statement to check weather this field value equal to another (db field, some native value).
inherited
-
getParameters(
) → List -
Get the parameters of this QueryPart,
inherited
-
inCollection(
List< String> collection) → ConditionQuery -
Get sql statement to check weather this field value is in a collection of values.
inherited
-
indexOf(
dynamic str) → IntField -
Get db int field with the starct index of contained
str, if not contained, returned field value will be -1. -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
notEquals(
dynamic other) → ConditionQuery -
Get sql statement to check weather this field value not equal to another (db field, some native value).
inherited
-
notInCollection(
List< String> collection) → ConditionQuery -
Get sql statement to check weather this field value is not in a collection of values.
inherited
-
replace(
String pattern, dynamic replacement) → StringField - Get db string field with replaced string.
-
startsWith(
String text) → ConditionQuery -
Get sql statement to check this value if start with
text. -
subString(
int startIndex, int length) → StringField -
Get string db value with
SUBSTR()function applied. -
toLowerCase(
) → StringField -
Get string db value with
LOWER()function applied. -
toString(
) → String -
A string representation of this object.
inherited
-
toUpperCase(
) → StringField -
Get string db value with
UPPER()function applied. -
trim(
[String? ch]) → StringField - Get db string field with white spaces removed from left and right.
-
trimLeft(
[String? ch]) → StringField - Get db string field with white spaces removed from left.
-
trimRight(
[String? ch]) → StringField - Get db string field with white spaces removed from right.
-
typeof(
) → StringField -
Get the db type of this query part using
TYPEOF()function.inherited -
unicodeOfFirstCharacter(
) → IntField - Get a db int field with first character unicode.
Operators
-
operator +(
dynamic other) → StringField -
Concat this string db value with
other,othermay be StringField or String -
operator ==(
Object other) → bool -
The equality operator.
inherited