public override void VisitSetOptionStatement(SetOptionStatement node)
{
base.VisitSetOptionStatement(node);
if (_position >= node.SetKeyword.End && (node.ValueClause == null || _position <= node.ValueClause.TextStart))
{
_binder._scopeKind = ScopeKind.Option;
}
}
public override SetStatement Execute()
{
string identifier = GetIdentifier();
if (identifier.StartsWith("@"))
{
var variableStatement = new SetVariableStatement();
variableStatement.Variable = identifier;
Tokenizer.ExpectToken(Constants.Assignment);
variableStatement.Assignment = new ExpressionParser(Tokenizer).Execute();
return(variableStatement);
}
else if (_options.Contains(identifier))
{
var optionStatement = new SetOptionStatement();
if (String.Compare(identifier, Constants.Statistics, true) == 0)
{
if (!Tokenizer.IsNextToken(Constants.Io, Constants.Xml, Constants.Profile, Constants.Time))
{
throw new SyntaxException("STATISTIC expects IO, XML, PROFILE, or TIME");
}
identifier += " " + Tokenizer.Current.Value;
Tokenizer.ReadNextToken();
}
optionStatement.Option = identifier;
if (!Tokenizer.IsNextToken(Constants.On, Constants.Off))
{
throw new SyntaxException("SET [option] expects ON or OFF");
}
optionStatement.Assignment = new StringExpression(Tokenizer.Current.Value, null);
Tokenizer.ReadNextToken();
return(optionStatement);
}
else
{
switch (identifier)
{
case Constants.DateFirst:
{
SetDateFirstStatement statement = new SetDateFirstStatement();
ReadAssignment(statement);
return(statement);
}
case Constants.DateFormat:
{
SetDateFormatStatement statement = new SetDateFormatStatement();
ReadAssignment(statement);
return(statement);
}
case Constants.DeadlockPriority:
{
SetDeadlockPriorityStatement statement = new SetDeadlockPriorityStatement();
ReadAssignment(statement);
return(statement);
}
}
}
throw new ParserNotImplementedException(String.Format("SET {0} is not supported", identifier));
}
public override T VisitSetOptionStatement(SetOptionStatement node)
{
throw new NotImplementedException();
}
