public TSQLSelectStatement Parse(ITSQLTokenizer tokenizer)
{
TSQLSelectStatement select = new TSQLSelectStatement();
TSQLSelectClause selectClause = new TSQLSelectClauseParser().Parse(tokenizer);
select.Select = selectClause;
select.Tokens.AddRange(selectClause.Tokens);
if (tokenizer.Current.IsKeyword(TSQLKeywords.INTO))
{
TSQLIntoClause intoClause = new TSQLIntoClauseParser().Parse(tokenizer);
select.Into = intoClause;
select.Tokens.AddRange(intoClause.Tokens);
}
if (tokenizer.Current.IsKeyword(TSQLKeywords.FROM))
{
TSQLFromClause fromClause = new TSQLFromClauseParser().Parse(tokenizer);
select.From = fromClause;
select.Tokens.AddRange(fromClause.Tokens);
}
if (tokenizer.Current.IsKeyword(TSQLKeywords.WHERE))
{
TSQLWhereClause whereClause = new TSQLWhereClauseParser().Parse(tokenizer);
select.Where = whereClause;
select.Tokens.AddRange(whereClause.Tokens);
}
if (tokenizer.Current.IsKeyword(TSQLKeywords.GROUP))
{
TSQLGroupByClause groupByClause = new TSQLGroupByClauseParser().Parse(tokenizer);
select.GroupBy = groupByClause;
select.Tokens.AddRange(groupByClause.Tokens);
}
if (tokenizer.Current.IsKeyword(TSQLKeywords.HAVING))
{
TSQLHavingClause havingClause = new TSQLHavingClauseParser().Parse(tokenizer);
select.Having = havingClause;
select.Tokens.AddRange(havingClause.Tokens);
}
if (tokenizer.Current.IsKeyword(TSQLKeywords.ORDER))
{
TSQLOrderByClause orderByClause = new TSQLOrderByClauseParser().Parse(tokenizer);
select.OrderBy = orderByClause;
select.Tokens.AddRange(orderByClause.Tokens);
}
if (tokenizer.Current.IsKeyword(TSQLKeywords.OPTION))
{
TSQLOptionClause optionClause = new TSQLOptionClauseParser().Parse(tokenizer);
select.Option = optionClause;
select.Tokens.AddRange(optionClause.Tokens);
}
if (
tokenizer.Current != null &&
tokenizer.Current.Type == TSQLTokenType.Keyword)
{
tokenizer.Putback();
}
return(select);
}