Class ColumnDefinition

The column definition

Inheritance
object
ColumnDefinition
Implements
Inherited Members
Namespace: FluentMigrator.Model
Assembly: FluentMigrator.Abstractions.dll
Syntax
public class ColumnDefinition : ICloneable, ICanBeValidated, ISupportAdditionalFeatures, IValidatableObject

Properties

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AdditionalFeatures

Gets the dictionary to store the values for additional features

Declaration
public IDictionary<string, object> AdditionalFeatures { get; }
Property Value
Type Description
IDictionary<string, object>
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CollationName

Gets or sets the collation name if the column has a string or ansi string type

Declaration
public virtual string CollationName { get; set; }
Property Value
Type Description
string
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ColumnDescription

Gets or sets the column description

Declaration
public virtual string ColumnDescription { get; set; }
Property Value
Type Description
string
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CustomType

Gets or sets a database specific custom column type

Declaration
public virtual string CustomType { get; set; }
Property Value
Type Description
string
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DefaultValue

Gets or sets the columns default value

Declaration
public virtual object DefaultValue { get; set; }
Property Value
Type Description
object
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ForeignKey

Gets or sets the foreign key definition

Declaration
public virtual ForeignKeyDefinition ForeignKey { get; set; }
Property Value
Type Description
ForeignKeyDefinition
Remarks

A column might be marked as IsForeignKey, but ForeignKey might still be null. This happens when ForeignKey() without arguments gets called on a column.

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IsForeignKey

Gets or sets a value indicating whether this column is a foreign key

Declaration
public virtual bool IsForeignKey { get; set; }
Property Value
Type Description
bool
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IsIdentity

Gets or sets a value indicating whether this column gets its value using an identity definition

Declaration
public virtual bool IsIdentity { get; set; }
Property Value
Type Description
bool
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IsIndexed

Gets or sets a value indicating that this column is indexed

Declaration
public virtual bool IsIndexed { get; set; }
Property Value
Type Description
bool
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IsNullable

Gets or sets a value indicating whether this column is nullable

Declaration
public virtual bool? IsNullable { get; set; }
Property Value
Type Description
bool?
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IsPrimaryKey

Gets or sets a value indicating whether this column is a primary key

Declaration
public virtual bool IsPrimaryKey { get; set; }
Property Value
Type Description
bool
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IsUnique

Gets or sets a value indicating whether this column must be unique

Declaration
public virtual bool IsUnique { get; set; }
Property Value
Type Description
bool
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ModificationType

Gets or sets if the column definition results in a CREATE or an ALTER SQL statement

Declaration
public virtual ColumnModificationType ModificationType { get; set; }
Property Value
Type Description
ColumnModificationType
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Name

Gets or sets the column definition name

Declaration
[Required(ErrorMessageResourceType = typeof(ErrorMessages), ErrorMessageResourceName = "ColumnNameCannotBeNullOrEmpty")]
public virtual string Name { get; set; }
Property Value
Type Description
string
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Precision

Gets or sets the column type precision (read: scale)

Declaration
public virtual int? Precision { get; set; }
Property Value
Type Description
int?
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PrimaryKeyName

Gets or sets the primary key constraint name

Declaration
public virtual string PrimaryKeyName { get; set; }
Property Value
Type Description
string
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Size

Gets or sets the column type size (read: precision or length)

Declaration
public virtual int? Size { get; set; }
Property Value
Type Description
int?
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TableName

Gets or sets the columns table name

Declaration
public virtual string TableName { get; set; }
Property Value
Type Description
string
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Type

Gets or sets the column type

Declaration
public virtual DbType? Type { get; set; }
Property Value
Type Description
DbType?

Methods

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Clone()

Declaration
public virtual object Clone()
Returns
Type Description
object
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CollectValidationErrors(ICollection<string>)

Collect validation errors

Declaration
[Obsolete("Use the System.ComponentModel.DataAnnotations.Validator instead")]
public virtual void CollectValidationErrors(ICollection<string> errors)
Parameters
Type Name Description
ICollection<string> errors

The collection of error messages
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Validate(ValidationContext)

Declaration
public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
Parameters
Type Name Description
ValidationContext validationContext
Returns
Type Description
IEnumerable<ValidationResult>

Implements

Extension Methods