A visual database design tool developed by MySQL. It is the successor application of the DBDesigner4 project.

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MySQL schema recovery

Is there a chance to recover overwritten schema or table in a schema? I have accidentally overwritten schema with the back-up from other source.
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105 views

How to define partition according to Date?

I am currently using MySQL 5.6. In my database, I have a log table called paramlog_ems. It has 2M rows I want like to partition this log table according to Date. Here is the table structure: ...
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1answer
1k views

Correct 'lines terminated by' for query

I am trying to query two tables of data and send them to a csv file for upload to a website. However i am having trouble getting the formatting to play ball. I want headings to separate into columns ...
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236 views

MySQL Workbench: “Operation has completed with warnings”

As I synchronize my database, MySQL Workbench reports: "Operation has completed with warning. Please see logs for details." But the Message Log just says: Fetching schema list. OK WARNING: ...
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2answers
262 views

How to create function using another functions mysql

I want to create a function in MySQL using another function but I am getting an error "Explicit or implicit commit is not allowed in stored function or trigger". This is my code: DELIMITER $$ ...
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1answer
161 views

Querying MySQL and SQL Server from same IDE

I am currently working with MySQL and SQL Server. For querying MySQL I use MySQL Workbench, for SQL Server I use SQL Server Management Studio. I am mixing up shortcuts all the time. For instance, ...
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1answer
301 views

Data normalization (from 0NF to 1NF)

I am designing a relational database in mySQL - a library management system. I want to show examples of the data in 1NF, 2NF, 3NF, BCNF, etc. My example of 1NF looks something like this "A relation ...
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29 views

Mysql Adding date/time stamp to file produced, or other method of automated file naming to keep resulting files unique

SELECT '"Part #"', '"Manu"', '"Qty"', '"partdesc"', '"Rohs status"' UNION all ( SELECT partno, manuf, qtyleft, partdesc, stfifo.ROHScompliance FROM stmaster, stfifo WHERE stmaster.internal = ...
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0answers
387 views

MySQL workbench won't import my sql file

I have an SQL file im trying to import via mysqlworkbench but I keep getting the error: Access denied for user 'wordpressuser79'@'localhost' (using password: NO) Operation failed with exitcode 1 ...
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2answers
4k views

MySQL unknown column 'password_last_changed'

When creating a user using this command create user 'foo'@localhost'; this error is shown ERROR 1054 (42S22): Unknown column 'password_last_changed' in 'mysql.user' Using MySQL server version: 5....
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306 views

middle table in one-to-many relationships

I just started using mysql workbench but it is slightly from the er diagram that i design in paper. I want to have a 1 to many relationship with three tables. For example a have entity A and entity B ...
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1answer
455 views

How we resolve Mysql Enterprise online backup error with “CORRUPT LOG RECORD FOUND” log error

I have configured my production MySQL database with MySQL Enterprise "online Backup" option. The configuration was went through successfully. When the assigned scheduler is try to take backup then i ...
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106 views

MySQL Workbench: How to detach reverse-engineered EER diagram from existing database?

MySQL Workbench provides the option to 'Create EER Model From Existing Database'. Trying to remove a table from the resulting diagram leads to a dialog asking: Should corresponding database ...
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1answer
118 views

Why MySQL Workbench automatically sets NOT NULL for ID column that is PRIMARY KEY?

My question is why MySQL Workbench automatically sets NOT NULL for ID column that is PRIMARY KEY? I thought that PRIMARY KEY's can't be NOT NULL by definition? Is it really necessary to set it to NOT ...
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3answers
3k views

MySQL Workbench not showing stored procedures that I have created

I have a simple stored procedure that I have just created. I have applied this script to my database This script shows up in the my list of stored procedure However, when I restart MySQL ...
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0answers
54 views

Get unique rows based on max of a column in mysql

I came across many solutions like the one in this question. However, they all are restricted to data from one table. I'm very very new to SQL. I'd like to get the same results as in the linked ...
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1answer
1k views

ClearDB Granting Created User Access

I added the ClearDB addon to Heroku, but upon using the created username to create a new database, the error appeared: Executing: CREATE SCHEMA `androidchatterdatabase` DEFAULT CHARACTER SET utf8 ; ...
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934 views

workbench failed to connect — ssh

What are the connection parameters? How do I confirm each value? Workbench error: Lost connection to MySQL server at 'reading initial communication packet', system error: 0 I can easily ...
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1answer
3k views

What is InnoDB Buffer Usage and how to clear it?

In Mysql Workbench when I go in Server > Server Status there is a field called "InnoDB Buffer Usage" It is "95%" even if there is no query running. Why? It affects my performance in my new queries? ...
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71 views

MYSQL to other DB migration using MYSQL workbench

is it possible to migrate MYSQL to other database platform like MS SQL 2012 using the MYSQL workbench migration wizard?. Everywhere the only destination DB is MYSQL, the reverse process is not ...
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1answer
55 views

MySQL Workbench secretly running SHOW INDEX after every query

A few days ago, I revised some innodb_stats_* parameters and ran mysqlcheck --analyze --all-databases on some Percona 5.5.38 servers. Now, whenever I execute any simple query in MySQL Workbench, it ...
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0answers
94 views

mysql workbench connection type tcp/ip over ssh with libpam-google-authenticator enabled

I'm attempting to connect to my MySQL Database using the Connection Method "Standard TCP/IP over SSH". I filled out all the SSH and MySQL connection details correctly, however I get the message: "...
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1answer
2k views

MySQL workbench: Cannot Connect to Database Server (ssh)

General pointers would be appreciated -- it's likely I'm misunderstanding the mechanisms involved in a remote connection through ssh. I can use ssh to connect remotely, and then, through the CLI, ...
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3answers
2k views

Automate CSV files to MySQL Database?

I'm a little mind struck at the second as I am looking to automate the following sequence: Extract Data from Microsoft Access Save files as CSV Connect toMySQL server Run one SQL file that exports ...
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1answer
228 views

MySQL Workbench — How to efficiently review large database tables?

I have a database table with 900,000+ rows, 20 columns, mostly string data. Using MySQL Workbench, I want to page through the entire contents of the table to see what exactly has been inserted into ...
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3answers
542 views

MySQL - Alter Table Fails As Workbench Tries To Create Existing Table

I have been trying to add another column to a table in my database using MySQL Workbench. This generates an 'ALTER TABLE' command which then fails as it fails attempting a 'CREATE TABLE, which it ...
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211 views

how to display parent items with thier child items in mysql data base

i am using my sql data base i have table with following data and table name is account id name parent-id 1 aaa null 2 bbb 1 3 ccc 2 4 ...
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168 views

MySQL Workbench can either Dump or Restore - How Do I Configure To Do Both?

I have previously posted this question on Stack Overflow, but have not solved the problem. Hopefully it is not incorrect to post it here in the hope that it will be seen by a some different ...
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1answer
3k views

Soccer league ER diagram (implementing a many to many relationship)

I am planning on creating a database to track teams and players in a soccer league. The stats I wish to track are as follows... goals scored/conceded(gk), assists, minutes played, cards received and ...
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1answer
268 views

Dropped connections, corrupted schema … is MySQL sick?

Lot's of problems and I wonder if it's all tracable to some root cause. I'm trying to load a simple schema related to product marketing. The symptoms are: Not being able to forward engineer said ...
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1answer
2k views

adding autoincrement to id already part of foreign key

I would like to add the autoincrement property for all my table's columns named id in a schema. However, most of them are part of a foreign key constraint. Is there any other way to do it without ...
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176 views

How I do a complete backup restore of MySQL Schema with views and functions?

I am trying to backup a single schema on a Windows server and restore it to an Ubuntu 12.04 Linux server running MySQL 5.5.4. The schema includes views and functions. When I used the MySQL Workbench "...
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135 views

How to use a subquery that returns multiple rows?

I am getting Error 1242 : Subquery returns more than 1 row. Basically, I have to do this : select data from my database based on a time criterion (between 2 dates) and then apply a filter on the ...
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1answer
503 views

MySQL Workbench: Edit hidden relationships in EER diagram

How can I open the Edit relationship options panel of a relationship that is previously been hidden? Workbench v6.2
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541 views

MySQL Workbench - “deploying” schema into a real database

a noob here, finding my way around. So, how can I "transfer, deploy or whatever the right term is" the database tables, fields, etc. that I have created with Workbench into a real database? The dB I ...
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1answer
670 views

Remove duplicate terms from column

This the tags column where all terms should be listed only once. Would like to remove all additional words from this column. For example the below contant: Lakshmi Bar & Restaurant, Dining &...
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3answers
292 views

getting MySQL error 1064 but very (absurdly) simple query in MySQLWorkbench

I'm getting a MySQL 1064 error for the simplest query when run with \G at the end. This works: select * from locations; and this doesn't: select * from locations\G hmmm... is there any way to ...
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1answer
112 views

Differences between Authentication Types in MySQL Users and Privileges

I noticed that when I create a new account, that there are three different Authentication Typesavailable to choose from in MySQL Users and Privilegeswindow. What I am wondering is: What is the ...
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1answer
51 views

Relationship issue

I'm working on a ERD with mysql workbench, and i have a little question. I have a Database with this tables: company_address country state city I want to store the address of the company with all ...
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1answer
948 views

Duplicate entry error for unique key that doesn't exist

I have a model that had the following fields: +----------+----------+ | username | password | +----------+----------+ | AAA | *** | | BBB | *** | | CCC | *** | +-------...
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2k views

Mysql Workbench Foreign Key problem

I'm working on a simple company database design but i can't figure out why i can't create foreign keys for some tables. Let me give a screenshot of the design; I'm trying to create foreign key for ...
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1answer
294 views

How to call a windows program in mysql prompt in windows

I want to call an OS level commands from mysql prompt within Windows command line tool. In Unix* there is a system command available to execute OS commands within MySQL prompt. Any way of dong the ...
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1answer
664 views

Select Count on Big table take 15 minutes

I try to run select Count on table with like 16M rows, with MySql 5.5 and workbench 6.2. The query running almost 1000sec . Is it normal? The query : SELECT COUNT(1) FROM My_Table when I run ...
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1answer
796 views

MySQL output file location - accessing server files

I am running the MySQL Workbench 6.2 CE on Windows7. I have an output table of 200,000 rows and I need to save it. I will have to repeat this task, so I would like to iterate the following code: ...
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1answer
121 views

what is the short cut key in mysql workbench to alter stored procedure or schema panel

what is the short cut key to alter stored procedure or navigate into schema panel in MySQL work bench windows 7
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1answer
137 views

mysql database migration of schemas with updated data and structures

I am a newbie with MySQL database dumps and am currently trying to work with data migration between a source schema and a target schema. Assuming the source schema is defined by (...
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0answers
60 views

What are correct database structure, variable names, types?

Here is my database ERR diagram I'm new to this and I'm creating a database for the following: Question and answer website The user will interact with only one question at a time. The user can ...
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1answer
169 views

What is the optimal number of worker tasks to specify in MySQL Workbench for a speedy migration?

What is the optimal number of worker tasks to specify in MySQL Workbench for a speedy migration? The default is 2. The MySQL server is running on the same Windows machine, installed with defaults. ...
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285 views

Clarification on MySQL Workbench Options File Configuring

When in the MySQL Workbench tool, configuring the "Options File," I see a drop-down in the lower right corner with the options: client mysql mysqld By default, 'mysqld' is selected and I see my ...
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1k views

WARNING Error checking mysqldump version Error retrieving version from mysqldump.exe: mysqldump: unknown option '--no-beep' (exit 2)

When i go to do a manual export from mysql database to workbench, this error occurs, i dont know solve