Update() public abstract method

public abstract Update ( Type type, string owningTableAlias, string columnName, bool isPrimaryKey ) : SqlColumnExpression
type System.Type
owningTableAlias string
columnName string
isPrimaryKey bool
return SqlColumnExpression
SqlColumnExpression Class Documentation
Beispiel #1
0
 public Expression VisitSqlColumnExpression (SqlColumnExpression expression)
 {
   // We always need to convert boolean columns to int columns because in the database, the column is represented as a bit (integer) value
   if (BooleanUtility.IsBooleanType (expression.Type))
   {
     var intType = BooleanUtility.GetMatchingIntType (expression.Type);
     Expression convertedExpression = expression.Update (intType, expression.OwningTableAlias, expression.ColumnName, expression.IsPrimaryKey);
     return new SqlConvertedBooleanExpression (convertedExpression);
   }
   
   return expression; // rely on VisitExpression to apply correct semantics
 }