625 questions
---------- error log portion. I've copied and pasted only the suspected cause ---------FATAL EXCEPTION: mainProcess: com.example.karry.autocompleted, PID: 1707java.lang.RuntimeException: Unable to ins...
The database is using mysql.Is there any way that the web will notice and process when the DB specific value is updated?
import socketimport jsonimport pymysqlHOST = ''PORT = i = 0list_data =[]s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)s.bind((HOST, PORT))s.listen(1)while True : try : conn,addr = s.accept() ...
Hello seniorsThe query I'm looking for now is Hello World, This is sample codein the string When you look for the word sample,I'm trying to pull out an index that corresponds to 'e' (last index of the...
The background of knowing the problem is that when selecting, the index was clearly created in consideration of the corresponding select statement, and in development db (local db), the index scan was...
I'm using a storage and post-grescual.By the way, I want to know how fast the query sentence I made speeds up when there is a lot of data.I used django debug toolbar In this case, I can't figure out h...
Hello, I'm trying to print out the ranking on mysql. SELECT * FROM ( SELECT cu_distribution, count(cu_status), @curRank := @curRank + 1 AS rank FROM cs_customer p, (SELECT @curRank := ...
When putting Excel data in the Mysql table LOAD DATA INFILE 'File Name' INTO TABLE Table Name As far as I know, you put it in this query, not all the Excel data in the table like thatCan't we just spa...
Hi, everyone. +-------+---------+| | Field |count |+-------+---------+| test | 4 | <- Fields in Table +-------+---------+| etc | 2 | <- Temporary field of fields not in table.+-------+---------+...
I'm planning a source for php membership, but how can I not allow you to join with an ID that is already in the DB when you sign up for membership?
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