public Employees(IDBDatabase database) : base(database)
{
Name = "Employees";
KeyPath = "id";
AutoIncrement = true;
FirstName = new IDBIndex(this, "firstName", "firstName");
LastName = new IDBIndex(this, "lastName", "lastName");
FullName = new IDBIndex(this, "fullName", "firstName,lastName");
}
/// <summary>
/// Initializes a new instance of the <see cref="DBCursorOptions"/> class.
/// </summary>
/// <param name="collection">The collection to query against.</param>
/// <param name="selector">The selector query.</param>
/// <param name="returnFields">The fields to be returned.</param>
/// <param name="orderBy">The field or fields to order the results by.</param>
/// <param name="numberToSkip">The number of results to skip.</param>
/// <param name="numberToReturn">The number to return in a given batch.</param>
/// <param name="limit">If specified, only this many results are returned.</param>
/// <param name="explain">if set to <c>true</c> a query explanation will be included.</param>
/// <param name="snapshot">if set to <c>true</c> then execute against a data snapshot.</param>
/// <param name="flags">The option flags.</param>
/// <param name="explicitIndexHint">The explicit index hint.</param>
public DBCursorOptions(IDBCollection collection,
DBQuery selector = null,
DBFieldSet returnFields = null,
DBFieldSet orderBy = null,
int? numberToSkip = null,
int? numberToReturn = null,
int? limit = null,
bool explain = false,
bool snapshot = false,
CursorFlags flags = CursorFlags.None,
IDBIndex explicitIndexHint = null)
{
Condition.Requires(snapshot, "snapshot")
.Evaluate(!(snapshot && explicitIndexHint != null), "Snapshot is not allowed when there is an explicit hint")
.Evaluate(!(snapshot && orderBy != null), "Snapshot is not allowed when there field set to order by");
Condition.Requires(numberToReturn, "numberToReturn")
.Evaluate(!(numberToReturn.HasValue && limit.HasValue), "You may not specify both numberToReturn AND limit. They are ways to set a common property. Choose one to set.");
Collection = collection;
Selector = selector ?? DBQuery.SelectAll;
ReturnFields = returnFields;
Explain = explain;
Flags = flags;
Hint = explicitIndexHint;
OrderBy = orderBy;
Snapshot = snapshot;
if (numberToSkip.HasValue)
NumberToSkip = numberToSkip;
if (numberToReturn.HasValue)
NumberToReturn = numberToReturn.Value;
if (limit.HasValue)
Limit = limit;
//If we have special query details
if (OrderBy != null && OrderBy.Keys.Any() ||
Hint != null ||
Explain)
{
//Push everything into a container
DBQuery query = Selector;
Selector = new DBQuery();
Selector["query"] = query;
if (OrderBy != null && OrderBy.Keys.Any())
Selector["orderby"] = OrderBy;
if (Hint != null)
Selector["$hint"] = Hint.Name;
if (Explain)
Selector["$explain"] = true;
if (Snapshot)
Selector["$snapshot"] = true;
}
}
public IndexNode(IDBIndex index, CollectionNode parent)
: base(parent)
{
Index = index;
}
public void SetIndex(IDBIndex dbIndex, int indexNum)
{
_index = dbIndex;
_indexNum = indexNum;
}
