1
vote
1answer
106 views

mysql query from 1st domain and insert in 2nd domain

i have data in one of my website and i want to print these data in other site.these two are in same server.at present i have to export mysql data and import into other then do this code to insert in ...
2
votes
1answer
797 views

Sorting Table and get Position of row

I have a Table with 3 rows. Player, Time, Server. Now, I want 2 things and I don't know how. For Server there are 3 worths available. 1, 2 and 3. Server and Player are a Primary Key together. User ...
2
votes
1answer
1k views

Mysql binlogs exists, show binary logs is empty

I am working on a replication setup and have turned on bin-logs. I have moved my mysql datadir to a new location as well as the binlog path From my.cnf datadir = /vol/data/mysql ...
5
votes
2answers
164 views

Keeping iterator in consistent state

I was reading this post to understand how things are done in Sql Server: http://rusanu.com/2013/08/01/understanding-how-sql-server-executes-a-query/ If I understand it correctly, data is being sent ...
1
vote
0answers
34 views

TOAD query result is cut in the middle

I execute a query eith a long textual column name: select column as "a_very_very_long_field_name" from table; The result looks like : a_very_very_long_fi -------------------- 1. 2. ... ...
1
vote
1answer
38 views

SQL Server 2008 R2 - Change distributor schedule

We have configured SQL 2008 R2 replication. Distributor is configured in continuous mode, publisher is scheduler is set to execute after every six hours. Now we want to change distributor schedule ...
3
votes
2answers
297 views

How to get the sum of a particular item id in a column [closed]

Item ItemName PackageID Specifics brandname GRNQty UnitPric GRNValue 102814742801 ALL BRAN FLAKES 1PKT Bran. KELLOGS 7 15.9 111.3 102814742801 ALL BRAN ...
2
votes
1answer
522 views

mysqldump: Got error: 1044: Access denied for user 'username'@'localhost' to database 'databasename' when using LOCK TABLES

mysqldump: Got error: 1044: Access denied for user 'username'@'localhost' to database 'databasename' when using LOCK TABLES I am able to loging properly and able to take full backup from SQLyog Tool ...
1
vote
1answer
177 views

How to use fsyncLock() safely in backing up a single mongod

I read from mongodb document: important: db.fsyncLock() may block reads, including those necessary to verify authentication warning: When calling db.fsyncLock(), ensure that the connection is kept ...
3
votes
1answer
730 views

What's the advantage of thread pool in MySQL/MariaDB?

MariaDB thread pool MySQL thread pool I've read official document of MySQL/MariaDB thread pool,but I'm still confused about it; As I understand, thread pool has two advantages: 1. limit too many ...
1
vote
1answer
85 views

pgAdmin-III - Option to load a favorite automatically when opening query window

pgAdmin-III - Query window option Does pgAdmin-III has any option to load a default favorite file automatically when opening new query window? This would be much useful to have commit/rollback ...
8
votes
1answer
86 views

Aggregation Operations on View Ignores Index [closed]

The Scenario Once upon a time there was a Staging database at a small company that was participating in an ETL process, acting as a receiving catalog for the various formats of files from a number of ...
4
votes
1answer
412 views

mongoexport not exporting all possible data

I have a collection with documents similar to the following: { _id: 'p_123456', id: 123456, kind: 'person' data: [...] } id field can contain either positive or negative integers. This ...
2
votes
3answers
236 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 ...
2
votes
1answer
501 views

transactions and Oracle dblink

I have 2 dbs, let's call them writedb and readdb. Readdb has a dblink to writedb and a view to a table over that dblink. I do an update on writedb to that table which view points to and then read ...
1
vote
0answers
570 views

What are the different types of binary relationship types?

I'm new to databases and while studying questions on it, I've come across one that I can't find the answer to. Define the three different binary relationship types that are common in relational ...
3
votes
2answers
300 views

Rebuilding indexes on a list of tables

I have a large number of tables that may change, may have infrequent changes in index, etc. I may well hand this off to somebody else and I don't want indexes to become overly fragmented, slowing the ...
3
votes
1answer
2k views

How to Identify Who or What is Restarting SQL services via Service Control?

I investigated an instance that experienced an unexpected restart and came across the usual service control event but no user login associated with it. Is it still possible that an authorized user ...
7
votes
1answer
6k views

MySQL open_files_limit - cannot change this variable

I'm running into issues because my open_files_limit for mysql is only 1024. Centos 7, MySQL Community Server 5.6.22-log It's actually a vps dedicated to mysql for a WHM server (remote mysql), but ...
1
vote
0answers
41 views

Please explain log-shipping delta

I am trying to understand how Delta is monitored in log-shipping. We have log-shipping monitoring in place and I am seeing delta increases sometimes for random instances and it drops once database is ...
0
votes
0answers
81 views

Which is the best way for selecting dimension attributes while creating a dimension?

I'm a newbie to SSAS OLAP so please apologize me if it was a silly question but surely I need suggestions. I would like to make clear some concepts which was confusing for me. Let us consider five ...
1
vote
1answer
49 views

Index that mimics full-text-index

I have a database that is retrieving information quite slowly, I asked a question and was told to use full-text-indexing, this worked, but now we switched over to a .sdf file and Sql Server Compact ...
4
votes
1answer
130 views

SQL Server : scheduled JOB issue

I have one issue in my live server, I created a job to shrink the log file and I have scheduled it to run every day with sa user When I run this job manually from Management Studio, it is run ...
1
vote
1answer
774 views

MySQL cluster error: “Got error 4009 'Cluster Failure' from NDB. Could not acquire global schema lock”

I am trying to configure MySQL cluster under three Windows 7 machines with disabled firewall, cluster information is like the following: 2 hosts with each running 1 data node 3rd host running ...
0
votes
1answer
91 views

Hierarcy Query Mysql

I have a table like this... ========================================================================== UID || PARENT ID || SPONSOR ID ...
1
vote
0answers
254 views

Using Netscaler datastream and MySQL

I configured MySQL service on a netscaler 10.5. When I perform some MySQL benchmarks using mysqlslap, the first time it runs correctly, the 2nd time I have an error message: When I run it the first ...
1
vote
0answers
127 views

How to modify an existing AlwaysOn Availability Group IP

I have an unusual question regarding AlwaysOn Availability Group configuration. I have built out an AOAG cluster on a VM. The build out did not use a Heartbeat network as I had originally requested ...
1
vote
2answers
1k views

Best practice - use of derived table or use the original table in join?

Imagine I have the following tables in Teradata : TableA : Field1|Field2|Field3 TableB : Field1|Field4|Field5 I am trying to join these two tables Method 1 : SEL TableA.Field3, TableB.Field4 ...
0
votes
1answer
337 views

Changing mysql root password on Windows after removing mysqld-nt.exe [duplicate]

I am trying to change password of MySQL root by following the steps here: http://dev.mysql.com/doc/refman/5.0/en/resetting-permissions.html unfortunately the mysqld-nt.exe doesn't exist in Windows ...
0
votes
1answer
74 views

what's a reliable way to determine the ideal innodb_thread_concurrency setting?

on an article from 2006 , here they suggest such formula. 2*(number of cpus + Number of Disks) has anyone tried their settings according to this formula ? or do you have any other formula ? our ...
3
votes
2answers
82 views

Selecting minimum value in top grouping only

I have a query built in Oracle 10 which produces a set of data like this: EMP_ID WORK_DT TIME_TYPE ---------- --------- --------- 12345 19-DEC-14 10 12345 18-DEC-14 10 ...
0
votes
1answer
503 views

I can not copy database MongoDB

I created a mongo cluster in ubuntu and run the copy in the sharding with a small database, everything works fine. The problem is that when I try to copy a database 300gb, is not getting done. The ...
15
votes
8answers
2k views

Reasons for avoiding large ID values

We are working on a web application, not yet accessible to users. My boss noticed that newly created records get an ID of over 10 000, even though we only have under 100 records in the table. She ...
0
votes
1answer
3k views

mysqld got signal 11 - it's my fault but how do I fix it?

I was copying the database tables from our production server to my dev machine, and in the middle of the transfer I found out users were being locked out of the system because the select had locked a ...
2
votes
1answer
86 views

Investigating specific SELECT queries

For a particular row in a table how can I determine the number of reads done to it such as SELECT * FROM MyTable WHERE ID = <something> and when and where the read query executed? I'm ...
1
vote
1answer
65 views

Pivoting with NULL Dates

I'm attempting the pivot below: SELECT EmpID as ID, [1] as January, [2] as February, [3] as March, [4] as April, [5] as May, [6] as June, [7] ...
3
votes
3answers
453 views

Login lifespan for password on SQL Server

What is the "lifespan" for a login with the option Enforce Password Expiration Enabled? Where can I find configuration/option to change the time?
0
votes
2answers
212 views

Need help finding inactive users in my database

I am trying to figure out how to get this figured out. Problem: Users of inactive customers are receiving scheduled maintenance notifications Indicators: Organizations have a custom binary field ...
0
votes
2answers
454 views

creating table syntax error [duplicate]

I have a problem creating the table. It says unexpected parenthesis at line 3 CREATE DATABASE scl_teachers; USE scl_teachers; CREATE TABLE clteacher ( 'id' INT (10) PRIMARY KEY auto_increment, ...
0
votes
0answers
140 views

Upgrade from 2008 RTM to 2008 R2 RTM failed due to perf-ReportServer-rsctr.dll is being used by another process

I was upgrading SQL Server 2008 RTM on Windows Server 2008 R2 SP1 to SQL Server 2008 R2 RTM. I got this error: The process cannot access the file ...
0
votes
2answers
43 views

Get all the users that are managed by a targeted manager

I have the following model: Table user: (id, name, direct_manager_id) Table customer: (id, name, managed_by_id) i.e. users can have another user as their direct manager, Customers can be managed ...
-5
votes
1answer
91 views

Finding users in the database owner role [duplicate]

I need a script which will list out all the users with the database owner permission for a specific database.
1
vote
1answer
872 views

MySQL InnoDB Deadlock For 2 simple insert queries

I have a deadlock for this two insert queries: insert into PlayerClub (modifiedBy, timeCreated, currentClubId, endingLevelPosition, nextClubId, account_id) values (0, '2014-12-23 15:47:11.596', 180, ...
1
vote
1answer
415 views

SSIS import with header record

I have fixed length text files that I have to import into SQL Server daily. These files contain header records (01) and Detail records (02). I am trying to build an SSIS package to do this. I have a ...
3
votes
1answer
125 views

Effects of turning the transaction safety OFF

I am considering to turn off the transaction safety to maximize the performance. Before that i am interested in finding the current status of transaction safety. Is there any command that we can get ...
1
vote
1answer
124 views

Transactional Replication - Replication Order of Related Tables

** This was previously asked on Stackoverflow - I removed it from there and recreated here ** I have an issue with SQL Server Transactional Replication. My topology is as follows (and this cannot be ...
0
votes
0answers
20 views

Usage of temporary tables in my tempdb database on sql server 2005 [duplicate]

I am trying to resolve the disk space issue on one of my drives where tempdb residing occupies more than 100 GB: Stats shown below I read some similar post on the same and i found few queries using ...
1
vote
4answers
252 views

Pros and cons of a particular DB design approach for single vs multiple tables

I just got a new project (in JAVA) where I am thinking of all the pros and cons of a particular DB design approach. Some pointers: Our app has many "content" entities like News, Blogs, CMS pages, ...
1
vote
2answers
182 views

SQLPlus : default define settings

My workstation is Ubuntu 14.04. I have Oracle Express 11g installed. Whenever i run the define command in SQLPlus, is see the define _editor = "ed". Is there a way to change that permanently to gedit ...
7
votes
2answers
1k views

Does DB2 order data by the primary key

I've recently had a discussion with a colleague who was pushing to remove order by clauses from a production query because the order by column was the same as the primary key. After a lengthy ...

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