public static bool StructureEquals(AstTableKeyBaseNode key1, AstTableKeyBaseNode key2)
{
if (key1 == null || key2 == null)
{
return(key1 == null && key2 == null);
}
bool match = true;
match &= key1.GetType().Equals(key2.GetType());
match &= key1.Clustered == key2.Clustered;
match &= key1.IgnoreDupKey == key2.IgnoreDupKey;
match &= key1.PadIndex == key2.PadIndex;
match &= key1.Unique == key2.Unique;
match &= key1.Columns.Count == key2.Columns.Count;
if (match)
{
for (int i = 0; i < key1.Columns.Count; i++)
{
match &= AstTableKeyColumnNode.StructureEquals(key1.Columns[i], key2.Columns[i]);
}
}
return(match);
}
public static bool StructureEquals(AstTableKeyColumnNode keyColumn1, AstTableKeyColumnNode keyColumn2)
{
if (keyColumn1 == null || keyColumn2 == null)
{
return keyColumn1 == null && keyColumn2 == null;
}
bool match = true;
match &= keyColumn1.SortOrder == keyColumn2.SortOrder;
match &= keyColumn1.Column == keyColumn2.Column;
return match;
}
public static bool StructureEquals(AstTableKeyColumnNode keyColumn1, AstTableKeyColumnNode keyColumn2)
{
if (keyColumn1 == null || keyColumn2 == null)
{
return(keyColumn1 == null && keyColumn2 == null);
}
bool match = true;
match &= keyColumn1.SortOrder == keyColumn2.SortOrder;
match &= keyColumn1.Column == keyColumn2.Column;
return(match);
}
