public static IndexDefinition GetIndexDefinition(Type modelType, PropertyInfo propertyInfo, IndexAttribute attribute, string columnName, string tableName)
{
string indexName = string.IsNullOrEmpty(attribute.Name)
? string.Format("IX_{0}_{1}", tableName, columnName)
: attribute.Name;
var definition = new IndexDefinition
{
Name = indexName,
IndexType = attribute.IndexType,
ColumnName = columnName,
TableName = tableName,
IsClustered = attribute.IndexType == IndexTypes.Clustered,
IsUnique = attribute.IndexType == IndexTypes.UniqueNonClustered
};
if (string.IsNullOrEmpty(attribute.ForColumns) == false)
{
var columns = attribute.ForColumns.Split(',').Select(p => p.Trim());
foreach (var column in columns)
{
definition.Columns.Add(new IndexColumnDefinition {Name = column, Direction = Direction.Ascending});
}
}
return definition;
}
public CreateIndexExpression(DatabaseProviders current, DatabaseProviders[] databaseProviders) : base(current, databaseProviders)
{
Index = new IndexDefinition();
}
public CreateIndexExpression()
{
Index = new IndexDefinition();
}
public DeleteIndexExpression()
{
Index = new IndexDefinition();
}