mysql-workbench

MySQL Workbench Cannot Connect to Database Server

由 本小妞迷上赌 提交于 2019-12-09 01:52:33
问题 I have exactly the same problem as the poster in question 7864276 except that in my case I've verified that the server is actually running, e.g., from within MySQL Workbench by right-clicking on Local Instance MySQL and selecting Start Command Line Client. It's only when I select Query Database or double click on Local Instance MySQL that the error message results. One additional piece of information in the error message is that it says "invalid for this platform requested(MYSQL_PROTOCOL

org.apache.tomcat.dbcp.dbcp.SQLNestedException: Cannot get a connection, pool error Timeout waiting for idle object

由 别等时光非礼了梦想. 提交于 2019-12-09 01:15:31
I'm using Tomcat 7, MySql Workbench 5.2.27, JSF 2.0 and this exception comes from the ManagedBean(TripTableBean.java) of my web page(Trip Record.xhtml). It comes up whenever I click to go to Trip Record.xhtml after navigating through my other web pages. Pardon my horrible codes... TripTableBean.java org.apache.tomcat.dbcp.dbcp.SQLNestedException: Cannot get a connection, pool error Timeout waiting for idle object at org.apache.tomcat.dbcp.dbcp.PoolingDataSource.getConnection(PoolingDataSource.java:114) at org.apache.tomcat.dbcp.dbcp.BasicDataSource.getConnection(BasicDataSource.java:1044) at

MySQL Stored Procedure returning multiple record sets

由 ╄→尐↘猪︶ㄣ 提交于 2019-12-08 17:36:20
问题 I have created some stored procedures in my database (MySQL) as follows. Stored Procedure 1 CREATE PROCEDURE sp_Name1( param1, param2, ...... ) BEGIN ..... some code IF cond THEN call sp_Name2 //Calling 2nd procedure from here. Update SomeTable ..... SELECT '1' As Result; END IF END Stored Procedure 2 CREATE PROCEDURE sp_Name2( param1, param2, ...... ) BEGIN ..... some code IF cond THEN SELECT '2' As Result; SELECT '3' As Result; END IF END Now I am calling my first stored procedure as

Search all tables using MySQL Workbench

由 眉间皱痕 提交于 2019-12-08 15:53:33
问题 Can I search all tables for a string with the MySQL GUI? Or is something like this: mySQL query to search all tables within a database for a string? the only solution? 回答1: Yes. From the Schema Tree , choose the tables and/or schemas you want to search, right click and then select Search Data Table ... from the context menu. The search has some options: Search for table fields that: "CONTAINS" , "Search using =" , "Search using LIKE" , "Search using REGEXP" . These search options are case

How to select Range of rows based on field values - MySQL

由 我的梦境 提交于 2019-12-08 13:14:56
问题 I don't even know if this possible. Will do my best to explain the question. Here's the data: The red outlined column is the main one I'm trying to work with. These are Revs. I need to select the RANGE OF ROWS between the Max(revs) - 100,000. All the rows in between 46800613 and 47800613 basically. I have no idea how to do this. Because this data is added to about every few seconds - the amount of rows may vary. Any ideas on how to pull the Range in between the highest rev and 100,000 less of

MYSQL Workbench - ERROR: Error 1215: Cannot add foreign key constraint

由 ￡可爱￡侵袭症＋ 提交于 2019-12-08 12:20:30
问题 I am trying to forward engineer a database on MySQL Workbench, but I continually am getting this error message. I feel as though it is most likely an issue with the structure of my relationships, but I cannot find a discrepancy. Here is an image of the schema diagram. Here is the error message I am receiving: Executing SQL script in server ERROR: Error 1215: Cannot add foreign key constraint SQL Code: -- ----------------------------------------------------- -- Table `bturpin`.`THREAD` -- ----

Connecting to Amazon RDS using MySQL Workbench

由 荒凉一梦 提交于 2019-12-08 10:50:27
问题 I just heard about amazon rds and MySQL Workbench today from my partner for my group project, so I'm not very familiar with them. My partner has created a host account on amazon rds for our database, and I am suppose to help create table and make sql queries. However, I'm having no luck connecting to the database through MySQL workbench. The error message I received is "Unknown MySQL server host '*host_address*'. I have tried adding port 3306 to my firewall as suggested by a blogger, but that

Trigger does not recognize table (Trigger to break up content of NEW.values into multiple rows to insert into another table)

由 有些话、适合烂在心里 提交于 2019-12-08 10:13:47
问题 Error Code: 1109. Unknown table 'numbers' in field list Why my code thinks that there is no table numbers and how to fix it? And if possible answer question why use case with triggers? P.S Numbers table I have been using combining with sunstring_index so from tables where in some column fields have two words i could split them into two rows Maybe there is sufficient way? drop schema exp; create database exp; use exp; create table IDVU ( `ID` int(8) unsigned not null auto_increment , `VU`

MVC5 Mqsql Issue

由 冷暖自知 提交于 2019-12-08 09:50:06
问题 After Update of Model from database in Entity Framework. Json Data not populate into textbox. when i use DeveloperTool i found a error "There is already an open DataReader associated with this Connection which must be closed first."[Error 505] Help me for resolve this problem.am using MySql in my project. When i use only one table in Model then i didn't get any error but when i update model then my project not working. If i add all the tables in Model then I face same problem. Here is my code

MySQL Workbench has encountered a p‌r‌o‌b‌l‌e‌m. MySQL doesn't start Windows 7

由 走远了吗. 提交于 2019-12-08 08:55:33
I have MySQL workbench installed on my computer and always worked correctly. Now try to run it and do not run. Gives an error: MySql Workbench has encountered a problem External component has throw an exception. We are sorry for the inconvenience but an unexpected exception has been raised by one of the MySQL Workbench modules. In order to fix this issue we would kindly ask you to file a bug report. You can do that by pressing the [Report Bug] button below. Please make sure to include a detailed description of your actions that lead to this problem. Thanks a lot for taking the time to help us
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