public static string ToInsertString(this CDataset dataset, int testRows = 1)
{
var query = new StringBuilder();
var independent = from t in dataset.Table
where !(from r in dataset.Relationship
select r.fromTable).Distinct().Contains(t.name)
select t;
var dependent = from t in dataset.Table
where !(from r in dataset.Relationship
select r.toTable).Distinct().Contains(t.name)
select t;
var interdependent = from t in dataset.Table
where !independent.Contains(t) && !dependent.Contains(t)
orderby t.name
select t;
independent.ToList().ForEach(t =>
{
query.Append(t.ToInsertString(testRows));
});
interdependent.ToList().ForEach(t =>
{
query.Append(t.ToInsertString(testRows));
});
dependent.ToList().ForEach(t =>
{
query.Append(t.ToInsertString(testRows));
});
return(query.ToString());
}
public static string ToSchemaDropString(this CDataset dataset)
{
var query = new StringBuilder();
dataset.Table.ToList().ForEach(t =>
{
query.Append(t.ToSchemaDropString());
});
return(query.ToString());
}
public static DataSet ToDataSet(this CDataset dataset)
{
var ds = new DataSet(dataset.name);
foreach (var t in dataset.Table)
{
ds.Tables.Add(t.ToDataTable(100));
}
return(ds);
}
public static CTable ToTable(this CDataset dataset)
{
var table = new CTable {
name = dataset.name
};
table.Column.Add(new CColumn {
DbType = eDbType.@string, name = "name"
});
table.Column.Add(new CColumn {
DbType = eDbType.@int, name = "columns"
});
return(table);
}
public static DataTable ToDataTable(this CDataset dataset, int top = 100)
{
var table = new DataTable(dataset.name);
table.Columns.AddRange(new DataColumn[] {
new DataColumn("name", typeof(string)),
new DataColumn("columns", typeof(int))
});
foreach (var t in dataset.Table.Take(top))
{
var row = table.NewRow();
row["name"] = t.name;
row["columns"] = t.Column.Count;
table.Rows.Add(row);
}
return(table);
}
public static string ToSchemaString(this CDataset dataset)
{
var query = new StringBuilder();
var independent = from t in dataset.Table
where !(from r in dataset.Relationship
select r.fromTable).Distinct().Contains(t.name)
select t;
var dependent = from t in dataset.Table
where !(from r in dataset.Relationship
select r.toTable).Distinct().Contains(t.name)
select t;
var interdependent = from t in dataset.Table
where !independent.Contains(t) && !dependent.Contains(t)
select t;
dependent.ToList().ForEach(t =>
{
//query.Append(t.ToSchemaDropString());
query.Append(t.ToSchemaString());
});
independent.ToList().ForEach(t =>
{
//query.Append(t.ToSchemaDropString());
query.Append(t.ToSchemaString());
});
interdependent.ToList().ForEach(t =>
{
//query.Append(t.ToSchemaDropString());
query.Append(t.ToSchemaString());
});
dataset.Relationship.ToList().ForEach(r =>
{
query.Append(r.ToConstraint());
});
return(query.ToString());
}
