mysql-workbench

问题 I got the Error Code: 2013. Lost connection to MySQL server during query error when I tried to add an index to a table using MySQL Workbench. I noticed also that it appears whenever I run long query. Is there away to increase the timeout value? 回答1: New versions of MySQL WorkBench have an option to change specific timeouts. For me it was under Edit → Preferences → SQL Editor → DBMS connection read time out (in seconds): 600 Changed the value to 6000. Also unchecked limit rows as putting a

问题 I am creating a database where different properties of a single object are measured via different sources. I have a table containing list of sources along with source description and source ID. I want to create a table which will list which source I am going to use for which particular measurement for a particular object. So in this table I will have a field for objectID and the propertys which I am going to measure. For each property I want to map a sourceID. The following diagram describes

问题 How to use fileupload control to upload an image and save it in a table in MySQL workbench database? and how to create the connection. the name of tabel is invoicesfp public partial class Invoices : System.Web.UI.Page { MySql.Data.MySqlClient.MySqlConnection conn ; MySql.Data.MySqlClient.MySqlCommand cmd; String querystr; protected void Page_Load(object sender, EventArgs e) { } protected void Button1_Click(object sender, EventArgs e) { if (FileUpload1.HasFile) { //save image into database

问题 Good day stack overflow. I am having problems on importing an sql file to my windows machine. The sql file is from a linux machine. What happens is that the table names from linux are camel cased and when migrated to windows, all becomes lower cased. I don't want to adjust my codes to be able to access my database so is there anyway that I could achieve the camel-cased table names in windows? Many thanks. From linux table names: -> FooBar When it is imported to mysql workbench in windows: ->

问题 Here is my connection string mySqlCon.ConnectionString = "server=testserver.noip.me; port=3306; database=testserver1; uid=admin; pwd=admin" I have created a vb.net application with TryCatch function to check MySql connection. My server testserver.noip.me is a hostname of my public ip (The hostname is an example, if you check the port online, it wont work) . If I change the server to localhost/127.0.0.1 or my private ip address which is something like 192.168.0.xx , the result is connected

问题 I'm trying to connect to a remote database but it gives me an error that the password is wrong: Connecting to MySQL server www.test.net... Access denied for user 'test'@'test' (using password: YES) I know that the password is correct, as I can access to the cpanel with it, but it always gives me the same error, I even tried to change the user to one of the users on that database, but nothing seems to work Answer It seem this question gets a lot of viewers, so I might as well tell you what

问题 im stuck and have an error in forward engineering my model :( i dont know how to solve it :/ i had a similar issue before and it was just about changing the position of the primary key and then it worked but this time it doesnt for some reason :/ Executing SQL script in server ERROR: Error 1005: Can't create table 'werkzeuge.flansch' (errno: 150) SQL Code: -- ----------------------------------------------------- -- Table `werkzeuge`.`flansch` -- -----------------------------------------------

问题 This is the script that MySQL Workbench creates when forward engineering: -- MySQL Workbench Forward Engineering SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0; SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0; SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION'; -- ----------------------------------------------------- -- Schema DialogueFlowDB -- ----------

问题 MySQL workbench is not connecting to server in localhost. But, I was able to connect using command line. Now access denied in workbench and command prompt. tried re-install Mysql, its working first time. after system (computer) restart, its not working again. Tried to connect using workbench 5.2. what is wrong with my installation or do i need to do any thing in Mysql. I am using windows 8.1 回答1: This works only if you are connecting to localhost. Use 127.0.0.1 as you hostname or simply type

问题 I try to run the following query: ALTER TABLE ORDER_DETAIL DROP foreign key USER_ID; It says: Error Code: 1091. Can't DROP 'USER_ID'; check that column/key exists When I run: ALTER TABLE ORDER_DETAIL DROP COLUMN USER_ID It says: Error Code: 1553. Cannot drop index 'USER_ID': needed in a foreign key constraint 0.098 sec But when I run: desc ORDER_DETAIL; I get: Field,Type,Null,Key,Default,Extra ORDER_ID,int(11),NO,PRI,NULL, USER_ID,int(11),NO,MUL,NULL, ORDER_DATE,date,YES,,NULL, Can anybody