private DataTable BuildDataTableDefinition(TableDescriptor table)
{
var dataTable = new DataTable();
foreach (var col in table.Columns)
{
dataTable.Columns.Add(new DataColumn(col.Name.GetName()));
}
dataTable.AcceptChanges();
dataTable.RowChanged += (sender, args) =>
{
dataTable.ExtendedProperties["Changed"] = true;
};
dataTable.TableNewRow += (sender, args) =>
{
dataTable.ExtendedProperties["Changed"] = true;
};
dataTable.RowDeleting += (sender, args) =>
{
dataTable.ExtendedProperties["Changed"] = true;
};
return dataTable;
}
public void uses_sets_identity_on_identity_columns()
{
var table = _model.GetObject<TSqlTable>(new ObjectIdentifier("dbo", "TheTable"), DacQueryScopes.UserDefined);
Assert.IsNotNull(table);
var descriptor = new TableDescriptor(table);
Assert.IsTrue(descriptor.Columns.First().IsIdentity);
Assert.IsFalse(descriptor.Columns.Last().IsIdentity);
}
public void uses_correct_literal_type()
{
var table = _model.GetObject<TSqlTable>(new ObjectIdentifier("dbo", "TheTable"), DacQueryScopes.UserDefined);
Assert.IsNotNull(table);
var descriptor = new TableDescriptor(table);
Assert.AreEqual(LiteralType.Integer, descriptor.Columns.First().DataType);
}
public void gets_table_name()
{
var table = _model.GetObject<TSqlTable>(new ObjectIdentifier("dbo", "TheTable"), DacQueryScopes.UserDefined);
Assert.IsNotNull(table);
var descriptor = new TableDescriptor(table);
Assert.AreEqual("dbo", descriptor.Name.GetSchema());
Assert.AreEqual("TheTable", descriptor.Name.GetName());
}
public MergeDescriptor.Merge Build(TableDescriptor table, string scriptFile, DataTable data = null)
{
var merge = new MergeDescriptor.Merge();
merge.Name = table.Name.ToIdentifier();
if(data == null)
merge.Data = BuildDataTableDefinition( table);
else
{
merge.Data = data;
}
merge.ScriptDescriptor = new InScriptDescriptor(0,0, scriptFile);
merge.Statement = new MergeStatement();
merge.Table = table;
merge.Data.AcceptChanges();
merge.Option = new MergeOptions(true, true, true, merge.Table.Columns.Any(p=>p.IsKey));
return merge;
}
private DataTable GetDataFromMerge(MergeStatement mergeStatement, TableDescriptor table)
{
var dataTable = new DataTable();
foreach (var col in table.Columns)
{
dataTable.Columns.Add(new DataColumn(col.Name.GetName()));
}
var inlineTable = mergeStatement.MergeSpecification.TableReference as InlineDerivedTable;
foreach (var row in inlineTable.RowValues)
{
var dataTableRow = dataTable.NewRow();
var index = 0;
foreach (var col in row.ColumnValues)
{
if (col as NullLiteral != null)
{
dataTableRow[index++] = DBNull.Value;
}
else
{
var value = col as Literal;
if (value == null)
{
Log.WriteInfo("Error Parsing Merge Statement, Could not convert column to Literal: {0}", col);
MessageBox.Show("Error we expected to get a literal parsing a merge statement for the " +
table.Name.GetName() + " table but we got a " + col.ToString()
+
"\r\nCheck that you don't have an unquoted string or another impossible type");
return null;
}
dataTableRow[index++] = value.Value;
}
}
dataTable.Rows.Add(dataTableRow);
}
dataTable.AcceptChanges();
dataTable.RowChanged += (sender, args) =>
{
dataTable.ExtendedProperties["Changed"] = true;
};
dataTable.TableNewRow += (sender, args) =>
{
dataTable.ExtendedProperties["Changed"] = true;
};
dataTable.RowDeleting += (sender, args) =>
{
dataTable.ExtendedProperties["Changed"] = true;
};
return dataTable;
}
