public void TestFixtureSetUp()
{
schema = new Schema();
TableDefinition barTable = new TableDefinition("Bar");
barTable.AddColumn(new ColumnDefinition("ID", "Bar", DbType.Int32, false, null, null, null, true, false));
barTable.AddColumn(new ColumnDefinition("Name", DbType.String, false, 1000, null, null));
barTable.AddColumn(new ColumnDefinition("ParentID", DbType.Int32, true, null, null, null));
uqNameIndex = new IndexDefinition("UQ_Name", new IndexColumnDefinition("Name", SortDirection.Ascending));
uqNameIndex.Unique = true;
uqNameIndex.Clustered = true;
barTable.AddIndex(uqNameIndex);
ReferenceDefinition fkBarReference = new ReferenceDefinition("FK_Bar", "Bar", "Bar");
fkBarReference.PkColumns.Add("ID");
fkBarReference.FkColumns.Add("ParentID");
schema.AddTable(barTable);
}
public void CopyIndexDefinitions()
{
IIndexDefinition sourceIndex = new IndexDefinition("IX_Foo",
new IndexColumnDefinition("Foo", SortDirection.Ascending),
new IndexColumnDefinition("ID", SortDirection.Descending));
sourceIndex.Clustered = true;
sourceIndex.Unique = true;
IIndexDefinition targetIndex = new IndexDefinition();
SemanticModelUtil.Copy(sourceIndex, targetIndex);
Assert.AreEqual(sourceIndex.Clustered, targetIndex.Clustered);
Assert.AreEqual(sourceIndex.Name, targetIndex.Name);
Assert.AreEqual(sourceIndex.Table, targetIndex.Table);
Assert.AreEqual(sourceIndex.Unique, targetIndex.Unique);
for(int i = 0; i < sourceIndex.Columns.Count; ++i)
{
Assert.AreEqual(sourceIndex.Columns[i].Name, targetIndex.Columns[i].Name);
Assert.AreEqual(sourceIndex.Columns[i].SortDirection, targetIndex.Columns[i].SortDirection);
} // for
}
public void RemoveIndex()
{
TableDefinition table = new TableDefinition("Foo");
IndexDefinition index = new IndexDefinition("IX_Bar");
table.AddIndex(index);
table.RemoveIndex("XX_Bar");
Assert.AreEqual(1, table.Indexes.Count);
table.RemoveIndex("ix_Bar");
Assert.AreEqual(0, table.Indexes.Count);
}
public void GetIndex()
{
TableDefinition table = new TableDefinition("Foo");
IndexDefinition index = new IndexDefinition("IX_Bar");
table.AddIndex(index);
Assert.AreSame(index, table.GetIndex("ix_bar"));
Assert.AreSame(index, table.GetIndex("ix_bAR"));
Assert.IsNull(table.GetIndex("XX_Bar"));
}
private static IIndexDefinition GetIndexDefinition(Table table, Index index)
{
IIndexDefinition indexDefinition = new IndexDefinition(index.Name);
indexDefinition.Clustered = index.IsClustered;
indexDefinition.Unique = index.IsUnique;
foreach (IndexedColumn indexedColumn in index.IndexedColumns)
{
indexDefinition.Columns.Add(new IndexColumnDefinition(indexedColumn.Name,
indexedColumn.Descending ?
SortDirection.Descending :
SortDirection.Ascending));
} // foreach
return indexDefinition;
}
/// <summary>
/// Visits the given <paramref name="addIndexNode"/>.
/// </summary>
/// <param name="addIndexNode"></param>
public override void Visit(IAddIndexNode addIndexNode)
{
IndexDefinition indexDefinition = new IndexDefinition(addIndexNode.Name);
//
// If we have a "table" attribute, use it as a table name.
if(addIndexNode.Properties[MdlSyntax.Table] != null)
{
indexDefinition.Table = addIndexNode.Table =
AstNodePropertyUtil.AsString(addIndexNode.Properties[MdlSyntax.Table].Value);
} // if
else if(addIndexNode.Parent is IAddColumnNode || addIndexNode.Parent is IAlterColumnNode)
{
indexDefinition.Table = addIndexNode.Table =
((ITableNode)addIndexNode.Parent.Parent).Name;
} // else if
else if(addIndexNode.Parent is IAddTableNode || addIndexNode.Parent is IAlterTableNode)
{
indexDefinition.Table = addIndexNode.Table =
((ITableNode)addIndexNode.Parent).Name;
} // else if
else
throw CreateMdlCompilerException(MdlCompilerResources.CouldNotResolveTableForAddIndex,
addIndexNode.Name);
ITableDefinition table = Environment.Schema.GetTable(indexDefinition.Table);
table.AddIndex(indexDefinition);
//
// If our parent is IAddColumn or IAlterColumn, use it as indexed column
if(addIndexNode.Parent is IAddColumnNode || addIndexNode.Parent is IAlterColumnNode)
{
string indexColumnName = ((IColumnNode)addIndexNode.Parent).Name;
IndexColumnDefinition indexColumnDefinition = new IndexColumnDefinition(indexColumnName);
indexDefinition.Columns.Add(indexColumnDefinition);
addIndexNode.Columns.Add(indexColumnDefinition);
} // if
else if(addIndexNode.Properties[MdlSyntax.Column] != null)
{
IndexColumnDefinition indexColumnDefinition =
GetIndexColumnDefinition(addIndexNode.Properties[MdlSyntax.Column].Value);
indexDefinition.Columns.Add(indexColumnDefinition);
addIndexNode.Columns.Add(indexColumnDefinition);
} // else if
else if(addIndexNode.Properties[MdlSyntax.Columns] != null)
{
IListAstNodePropertyValue list = (IListAstNodePropertyValue)addIndexNode.Properties[MdlSyntax.Columns].Value;
foreach(IAstNodePropertyValue value in list.Items)
{
IndexColumnDefinition indexColumnDefinition = GetIndexColumnDefinition(value);
indexDefinition.Columns.Add(indexColumnDefinition);
addIndexNode.Columns.Add(indexColumnDefinition);
} // foreach
} // else if
BindIndexProperties(addIndexNode, indexDefinition);
}
