public IndexMultiKey(
bool unique,
IList <IndexedPropDesc> hashIndexedProps,
IList <IndexedPropDesc> rangeIndexedProps,
AdvancedIndexDesc advancedIndexDesc)
{
IsUnique = unique;
HashIndexedProps = hashIndexedProps.ToArray();
RangeIndexedProps = rangeIndexedProps.ToArray();
AdvancedIndexDesc = advancedIndexDesc;
}
public static IndexMultiKey FindExactMatchNameAndType(
ICollection <IndexMultiKey> indexMultiKeys,
bool unique,
IList <IndexedPropDesc> hashProps,
IList <IndexedPropDesc> btreeProps,
AdvancedIndexDesc advancedIndexDesc)
{
foreach (IndexMultiKey existing in indexMultiKeys)
{
if (IsExactMatch(existing, unique, hashProps, btreeProps, advancedIndexDesc))
{
return(existing);
}
}
return(null);
}
private static bool IsExactMatch(
IndexMultiKey existing, bool unique,
IList <IndexedPropDesc> hashProps,
IList <IndexedPropDesc> btreeProps,
AdvancedIndexDesc advancedIndexDesc)
{
if (existing.IsUnique != unique)
{
return(false);
}
if (!IndexedPropDesc.Compare(existing.HashIndexedProps, hashProps))
{
return(false);
}
if (!IndexedPropDesc.Compare(existing.RangeIndexedProps, btreeProps))
{
return(false);
}
if (existing.AdvancedIndexDesc == null)
{
return(advancedIndexDesc == null);
}
return(advancedIndexDesc != null && existing.AdvancedIndexDesc.EqualsAdvancedIndex(advancedIndexDesc));
}
public bool EqualsAdvancedIndex(AdvancedIndexDesc that)
{
return(IndexTypeName.Equals(that._indexTypeName) && ExprNodeUtility.DeepEquals(_indexedExpressions, that._indexedExpressions, true));
}