QueryExpr class

Represents a sub-query expression

public class Korzh.EasyQuery.QueryExpr
    : EqExpression

Package: Korzh.EasyQuery (targets: netstandard2.0)

Assembly: Korzh.EasyQuery.dll


Name Type Description
QueryExpr(DataModel model) void Initializes a new instance of the Korzh.EasyQuery.QueryExpr class.


Name Type Description
DataType DataType Gets or sets the data type.
IsPlainSql bool Gets a value indicating whether this instance contains a plain SQL statement.
Kind DataKind Gets the expression kind.
Query Query Gets or sets the query.
Tag int Get the expression's tag - a special identifier that is used to distinguish the type of the expression .


Name Type Description
LoadFromXmlReader(XmlReader reader) void Loads expression from System.Xml.XmlReader object.
ReadOnePropFromJsonAsync(JsonReader reader, string propName) Task Reads the expression properties from JSON (asynchronous way).
SaveToXmlWriter(XmlWriter writer, string tagName) void Saves expression to System.Xml.XmlWriter object.
TagToOldClassName(int tag) string Converts the expression's tag value to the name of old expression class (like "CONST" or "ENTATTR").
WritePropertiesToJsonAsync(JsonWriter writer) Task Writes expression properties to JSON (asynchronous way).