public override object VisitTable_or_subquery([NotNull] SqlParser.Table_or_subqueryContext context)
{
if (context.table_name() != null)
{
if (context.table_alias() != null && IsKeyWord(context.table_alias().GetText()))
{
throw new SQLParseException($"Incorrect syntax near '{context.table_alias().GetText()}'");
}
var table = new TableName()
{
Name = EscapeTableOrColumnName(context.table_name().GetText()),
Alias = EscapeTableOrColumnName(context.table_alias() == null ? "" : context.table_alias().GetText())
};
var tableMap = queryTableStack.Peek();
if (!string.IsNullOrEmpty(table.Alias) && tableMap != null)
{
tableMap[table.Alias] = table.Name;
}
return(table);
}
return(null);
}
/// <summary>
/// Visit a parse tree produced by <see cref="SqlParser.table_or_subquery"/>.
/// <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 VisitTable_or_subquery([NotNull] SqlParser.Table_or_subqueryContext context)
{
return(VisitChildren(context));
}
