public override AzSQLParseTree VisitSelect_clause(AzSQLParser.Select_clauseContext context)
{
//Get List of Columns
if (context.column_list().GetText() == "*")
{
parseTree.allcolumns = true;
//Console.WriteLine("ColumnName is *");
}
else
{
//Console.WriteLine("Columns:");
parseTree.columns = new List <string>(64);
foreach (AzSQLParser.Column_nameContext columnName in context.column_list().column_name())
{
string thisColumn = columnName.ID().GetText();
parseTree.columns.Add(thisColumn);
//Console.WriteLine(" {0}", thisColumn);
}
}
// Get Table Name
parseTree.tablename = context.table_name().GetText();
//Console.WriteLine("Table Name: {0}", parseTree.tablename);
if (context.where_clause() == null)
{
//Console.WriteLine("No WHERE clause");
parseTree.hasFilterCondition = false;
}
else
{
parseTree.hasFilterCondition = true;
//Console.WriteLine("Where Start: {0}", context.where_clause().expr().GetText());
Visit(context.where_clause().expr());
//Console.WriteLine("Where: {0}", parseTree.filterCondition.ToString());
}
return(parseTree);
}
/// <summary>
/// Visit a parse tree produced by <see cref="AzSQLParser.select_clause"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitSelect_clause([NotNull] AzSQLParser.Select_clauseContext context)
{
return(VisitChildren(context));
}
/// <summary>
/// Exit a parse tree produced by <see cref="AzSQLParser.select_clause"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitSelect_clause([NotNull] AzSQLParser.Select_clauseContext context)
{
}
