/// <summary>
/// Drops the <see cref="DefaultConstraint"/> with the specified <paramref name="name"/>.
/// </summary>
/// <param name="name">The constraint's name.</param>
/// <returns>The constraint.</returns>
public DefaultConstraint DropDefaultConstraint(string name)
{
var c = new DefaultConstraint(this, name, Modifier.Drop);
Database.MigrationSteps.EnqueueBefore(c, (e => e == this));
return(c);
}
/// <summary>
/// Drops the <see cref="DefaultConstraint"/> of the specified <paramref name="columnName"/>.
/// </summary>
/// <param name="columnName">Name of the column.</param>
/// <returns>The constraint.</returns>
public DefaultConstraint DropDefaultConstraintByColumnName(string columnName)
{
var c = new DefaultConstraint(this, null, Modifier.Drop)
{
ColumnName = columnName
};
Database.MigrationSteps.EnqueueBefore(c, (e => e == this));
return(c);
}
/// <summary>
/// Adds the default <see cref="Constraint"/> to this <see cref="Table"/>.
/// </summary>
/// <param name="name">The constraint name.</param>
/// <param name="columnName">The name of the column that has the defaul constraint.</param>
/// <param name="value">The default value.</param>
/// <returns>The default constraint.</returns>
public DefaultConstraint AddDefaultConstraint(string name, string columnName, object value)
{
var c = new DefaultConstraint(this, name, Modifier.Add)
{
ColumnName = columnName,
Value = value
};
Database.MigrationSteps.Enqueue(c);
return(c);
}