Query paging

Please tell me why when I click the next page for my paginated query, there are query results that appear? Pagination after query cannot be implemented

思睿 2018-10-18 10:49:05 0  0  1295

Subquery always has results in my query

I have two tables in MySQL: Table 1 - WORKORDERSID quantity 1221 Table 2 - ITEMSINWORKORDERSID work order 112132 I have a query: SELECTWORKORDERS.ID,WORKORDERS.QUANTITYASNOMINAL_QTY,COUNT(ITEMSINWORKORDERS.WORKORDER)ASENTERED_QTYFROMWORKORDERSJOINITEMSINWO

P粉677684876 2023-09-11 22:06:01 0  1  537

"Laravel Eloquent DB::Raw query does not support using WHERE statement and subquery at the same time"

When I paste the following query into my SQL tool it runs fine but returns zero rows when run through Laravel. $sql="SELECTmain_query.*FROM(SELECTc.id,c.name,c.order,cd.case,(SELECTcount(*)fromlogsclwherec.id=cl.idandcl.status='OPEN')ascl_count,sdsc.taskFROM`

P粉191610580 2024-01-16 13:01:17 0  1  527

Mongodb limited query return field query is slower?

When I directly use find to return all fields, the results are as follows. The query time is 155. If I limit the returned fields, the query time is longer, and the query time is 251. Why? If I limit the fields returned, the query character bytes will be smaller, shouldn't the transmission be faster?

大家讲道理 2017-05-17 10:04:05 0  1  863

Crosstab query in PHP and MYSQL

I was looking for a way to implement a crosstab query in MySQL and found the answer from this post: Display dates in rows as dynamic columns in MySQL. I tried the query and got it to work, but how do I write the query in PHP using MySQL procedural style. Here is the query: SELECTGROUP_CONCAT(DISTINC...

P粉714890053 2024-04-02 22:34:20 0  1  647

search query

Teacher Zhu, I have read all your 2020 PHP tutorials. Are there any courses on search queries and conditional queries?

无所谓 2023-02-02 20:50:39 0  2  701

MYSQL I want to know how to query the name of the foreign key

I use show create table myforeign; statement query but I can’t see the name of the foreign key. The mysql I use is from the PHP toolbox.

Adolph 2018-06-21 17:54:54 0  2  1082

Why are only the results of the first database query displayed and the functionality of the second query ignored?

The following output shows the results of the first query, but not the second query. When I query without using a function, it works fine. functionbuiltFooter($catactive,$catlink){global$conn;$sql="SELECTcatid,catname_deASname,catlinkaslink,extern,extlinkFROMcategoriesWHEREcatactive

P粉696891871 2023-09-06 22:32:01 0  1  474

Can php toolbox view error logs?

Can php toolbox view error logs? If so, where can I check it?

3期-Shawn 2018-08-15 17:02:39 0  0  1100

About database queries

Regarding data query, how to query in order

驱魔鮔 2019-02-20 21:21:47 0  3  1397

Convert a mysql query to its equivalent Knex query

I'm trying to convert my mysql query to its equivalent Knex query This is the query create table test(idINTUNSIGNEDNOTNULLAUTO_INCRMENT,nameVARCHAR(100),unique(id))AUTO_INCRMENT=1001; So basically I want to create a table that contains A column called "id" whose type is autoincrement and w...

P粉412533525 2024-02-26 19:06:08 0  1  316

tp5 closure query

I don’t understand the advantages of tp5’s closure query. Is there any situation where it can’t be queried without closure? Is there anyone who knows better who can give me some guidance?

凌晨¤ 2019-09-23 09:33:31 0  0  1188

query question

Can the query use static methods, such as User::select()?

局外人 2019-06-28 15:34:58 0  0  1039

Mysql query returns too slowly

I have written a query. It works better. But currently, all tables have 100K rows, and one of my queries is returning too slowly. Can you suggest me how to optimize my query? select*fromtbl_xray_informationXWHERElocationCode=(SELECTt.idfromtbl_locationtwhereCODE='202')AND(communicate_with_ptisNULL||...

P粉727531237 2024-03-30 18:25:44 0  1  494

Why can't I find the book search?

The book query in the administrator's background cannot be searched.

敏鼠 2018-04-16 21:18:12 0  0  1148

rtk query without useEffect

Using RTK queries, do we have to use effects to run the query on the mount? ReactQuery has no effect running queries while mounted, so wondering if there is similar behavior? constComponent=({id})=>{const[postCheckApplication,{data}]=usePostCheckApplicationMutation();useEffect(()=>{postCheckAp...

P粉799885311 2023-09-01 12:49:13 0  1  527

java - mysql query, how to query this

I saw an interview question posted by someone else in the group, =. =, how to query?

世界只因有你 2017-06-22 11:54:36 0  4  763

Medoo linked list query questions

Query all the fields of the slide_item table. The specified fields of the slide table are written with * in all fields of the slide_item. How to write it differently? If you write this way, you will not get any results.

红色熊猫 2019-07-30 15:00:12 0  0  1077

Unbuffered queries in MySQLi?

Are MySQLi queries unbuffered? If not, is there a way to perform unbuffered queries, just like non-MySQLimsql_unbuffered_query()?

P粉769413355 2023-10-24 14:58:46 0  2  608