/// <summary>
/// first token must be
/// <see cref="MySqlToken.SysVar" />
/// </summary>
/// <exception cref="System.SqlSyntaxErrorException" />
public virtual SysVarPrimary SystemVariale()
{
SysVarPrimary sys;
var scope = VariableScope.Session;
var str = lexer.GetStringValue();
var strUp = lexer.GetStringValueUppercase();
Match(MySqlToken.SysVar);
var si = specialIdentifiers.GetValue(strUp);
if (si != SpecialIdentifier.None)
{
switch (si)
{
case SpecialIdentifier.Global:
{
scope = VariableScope.Global;
goto case SpecialIdentifier.Session;
}
case SpecialIdentifier.Session:
case SpecialIdentifier.Local:
{
Match(MySqlToken.PuncDot);
str = lexer.GetStringValue();
strUp = lexer.GetStringValueUppercase();
Match(MySqlToken.Identifier);
sys = new SysVarPrimary(scope, str, strUp);
sys.SetCacheEvalRst(cacheEvalRst);
return(sys);
}
}
}
sys = new SysVarPrimary(scope, str, strUp);
sys.SetCacheEvalRst(cacheEvalRst);
return(sys);
}
public virtual void Visit(SysVarPrimary node)
{
}
public void Visit(SysVarPrimary node)
{
}
