> Make sure to check documentation https://clickhouse.com/docs/en/ first. If the question is concise and probably has a short answer, asking it in Telegram chat https://telegram.me/clickhouse_en is probably the fastest way to find the answer. For more complicated questions, consider asking them on StackOverflow with "clickhouse" tag https://stackoverflow.com/questions/tagged/clickhouse 

> If you still prefer GitHub issues, remove all this text and ask your question here.

sql【1】:  
`select count()
from (
         SELECT event_dt
         FROM (select event_dt, 403 AS event_id
               from (
                        select event_dt
                        from tba as tba
                        where event_id = 9
                          and ((tba.event_dt >= 20220822 and tba.event_dt <= 20220822))
                        )) tba
         WHERE tba.event_dt >= 20220822
           and tba.event_dt <= 20220822
         );`

sql【2】:
`select count()
from (
         SELECT event_dt
         FROM (select event_dt, 403 AS event_id
               from (
                        select event_dt
                        from tba as tba
                        where event_id = 9
                          and ((tba.event_dt >= 20220822 and tba.event_dt <= 20220822))
                        )) tba
         WHERE tba.event_dt >= 20220822
           and tba.event_dt <= 20220822
           and event_id = 403
         );`

why sql【2】result less data
{
    return (func_name == "and" || func_name == "or" || func_name == "not" || func_name == "indexHint");
}
ASTPtr cloneASTWithInversionPushDown(const ASTPtr node, const bool need_inversion = false)
{
    const ASTFunction * func = node->as<ASTFunction>();
    if (func && isLogicalOperator(func->name))
    {
        if (func->name == "not")
        {
            return cloneASTWithInversionPushDown(func->arguments->children.front(), !need_inversion);
        }
        const auto result_node = makeASTFunction(func->name);
        
        if (result_node->name != "indexHint" && need_inversion)
        {
            result_node->name = (result_node->name == "and") ? "or" : "and";
        }
        if (func->arguments)
        {
            for (const auto & child : func->arguments->children)
            {
                result_node->arguments->children.push_back(cloneASTWithInversionPushDown(child, need_inversion));
            }
        }
        return result_node;
    }
    auto cloned_node = node->clone();