DbEntityAttr class

Base attribute of SQL entity

public class Korzh.EasyQuery.Db.DbEntityAttr
    : EntityAttr, IComparable<EntityAttr>


Type Name Description
String EntityPropName Get or sets property name associated with the attribute (for models loaded from .edmx files)
Boolean IsAggregate Gets or sets a value indicating whether this attribute represents some aggregate column.
Boolean Quote Gets or sets a value indicating whether corresponding field name should be quoted in result SQL statement.
TableList Tables Gets the list of the tables used in this attribute.
Boolean UseAlias Gets or sets a value indicating whether it's necessary to use alias for columns based on this attribute.


Type Name Description
void AddParamsTo(QueryParamList prms) Adds the parameters associated with some entity attribute into the list of query parameters (see .
Boolean CompareSqlName(String sqlName) Returns true if SqlName passed in parameter equals to SqlName used for this property. Otherwise returns false.
void CopyFrom(EntityAttr attr) Copies all attribute's properties from another entity attribute
String GetDataAttrFullExpr() Gets a string that represents full expression of EntityAttr instance.
String GetSqlExpr(DbQueryFormats formats) Gets the SQL expression which represents the attribute.
String GetSqlName(DbQueryFormats formats, Boolean includeTableName = True) Gets the full SQL name which represents the attribute.
Boolean HasParams() Determines whether this attribute has query parameters.
void LoadAttribute(String propname, String propvalue) Loads the attribute.
void LoadNodes(XmlReader reader) Loads the sub-nodes of entity attribute's node.
void OnModelAssignment() Called when attribute is inserted into model.
void ProcessVirtualExpr() Scans attribute's expression for new parameters, tables, etc
void SaveToJsonDict(JsonDict dict) Saves attribute properties to Dictionary object (used for serialization to JSON).
void SaveXmlAttributes(XmlWriter writer) Saves the attributes to XML writer.