1
vote
1answer
227 views

SQL Server to XML files alternatives

I am currently looking for an alternative to writing a large, complex XML file based on a known specification. Currently the file is written in t-sql as a stored procedure. The output is in a results ...
1
vote
1answer
58 views

upgrade of 24/7 OLTP [closed]

Our primary db is a 24/7 OLTP db on SQL2008 R2 on an Active / Passive Windows cluster. It is a VLDB and uses almost all SQL functionality (including Service Broker and Mirroring), acts a Publisher and ...
0
votes
0answers
63 views

MySQL denying access to user with necessary privileges

I have a MySQL server and a user with access to all databases. When this user attempts to connect to the database and execute a query, access is denied. I have ran the following statement (specifics ...
1
vote
1answer
1k views

Execution Plan : Table Insert Cost 90% vs Clustured Index Insert Cost 86% [duplicate]

Situation : We have table It has millions of records. Table has 1 Clustured Index and 1 Non Clustured Index. It was found that Clustured Index is not used by any of SQL Query. But Insert Execution ...
0
votes
1answer
84 views

Oracle Database Migration using Oracle SQL Developer

I've 2 Oracle database on different machines [I connect to them via oracle SQL Developer Now I am planning to have machine 3 which will consolidate both Oracle instances on one new node Question ...
0
votes
2answers
182 views

Why is Oracle's number datatype so HUGE? and why do I seem to have no alternatives?

Oracle has a favorite numerical class called NUMBER. It is a 22 byte value that just seems ludicrous in an index. I have some values that would easily fit in a 6 byte integer and would therefore fit ...
0
votes
1answer
1k views

Oracle audit: Only 'SESSION REC' in ACTION_NAME column

I was asked to generate a report of operations performed on certain Oracle 9i tables in a given period of time. When I query the DBA_AUDIT_TRAIL table I only get SESSION REC in the ACTION_NAME ...
1
vote
1answer
94 views

MySQL: Replicate data within 2 same schemas on 1 mysql server

This might sound a bit crazy, please let me explain the reasoning behind this: we plan to use a real master-slave replication for production we want to use something small'n easy for local ...
0
votes
1answer
417 views

Can Oracle have too much RAM?

Our database is slow in some very important use cases. I have traced it to a problem with some queries performing full text searches and single row accesses on a lot of records (db file sequential ...
0
votes
1answer
128 views

MySQL Crash After Starting Binary Logs

Recently I have added binary logs to mysql to start replication but after that setting, mysql process failed to start and keep crashing constantly. In mysql error logs some messages are there but not ...
0
votes
0answers
37 views

Unique indexes on table with multiple columns

I have a table called organogram: SHOW CREATE TABLE organogram: CREATE TABLE `organogram` ( `organogram_id` int(11) NOT NULL AUTO_INCREMENT, `locatie_id` int(11) NOT NULL, `afdeling_id` int(11) ...
2
votes
1answer
390 views

Why do the databases go into the “recovery pending” state when the share permissions are changed from “everyone”?

Yesterday we had a power failure and after the power was back our financial databases on the SQL did fall into "Recovery Pending" state. After struggling a while I've remembered that a few days ago we ...
1
vote
0answers
35 views

How WHERE works with column name only?

I have table with varchar column. Some rows are empty, some have content. While preparing SELECT statement, I accidentaly run query like that: SELECT column_x FROM table_x WHERE column_x; It gave ...
-1
votes
2answers
2k views

How to Execute multiple select statements in SSIS 2008 using Data flow task [closed]

I am migrating data from one database to another database using SSIS package and i need to write multiple select statements for same table depending on conditions as mentioned below. Actual Queries i ...
0
votes
1answer
55 views

Query exceeding 16384 bytes, skipping. Probably a bulk insert query

On MariaDB 5.5, Ubuntu 14.04 What actually happens when I restore a 170mb mysql dump file and info "Query exceeding 16384 bytes, skipping. Probably a bulk insert query." shows on cmon.log? Does it ...
1
vote
0answers
304 views

Oracle listener configuration

I have oracle 11.2.0 installed on linux. And I have arcgis server 10.2 on the same machine. I created an geodatabase. But when i try the sde functions like sde.st_asText i got: -ORA-28575: unable to ...
0
votes
1answer
191 views

ORA-19809 & ORA-12560

Following some maintenance on our server (change raid battery + reboot) my database (Oracle 11g) is not available anymore. I m a newbie in Oracle and I have been through the forum and I can t find the ...
0
votes
1answer
47 views

Backup files not found in ASM

I have an Oracle database 11gr2 and I have installed Oracle Grid on Oracle Linux 5.9. I have two disk groups. /etc/init.d/oracleasm listdisks : flash_recovery_area DATA The first disk group is ...
0
votes
0answers
98 views

CPU jumps massively and stays high, under very light load

We had two separate RDS instances exhibit the same pattern today. This was both during low load times, one during the lowest load time for that server. They both started at almost the same time. No ...
1
vote
0answers
37 views

Rolling back a SQL Server 2008R2 Database stored in SQL Server Express [closed]

We had an accident where a bunch of data was deleted from one of our products. The product removed a bunch of lines from various tables about 12 hours ago. There is no good backup and I try to ...
4
votes
2answers
3k views

How to get exception context for a manually raised exception in PL/pgSQL?

In Postgres, we get the "stack trace" of exceptions using this code: EXCEPTION WHEN others THEN GET STACKED DIAGNOSTICS v_error_stack = PG_EXCEPTION_CONTEXT; This works fine for "natural" ...
0
votes
1answer
45 views

SQL Server collecting SQL statements using particular index

I'd like to capture SQL statements that uses a particular index. Is there a way I can utilize SQL Profiler or extended events to do so? I know I can view the plan cache to get a gist of the queries, ...
0
votes
0answers
267 views

Automysqlbackup fix error “Skipping the data of table mysql.event. Specify the --events option explicitly”

I need to fix the mysqldump warning "-- Warning: Skipping the data of table mysql.event. Specify the --events option explicitly.". I found that its because of not specifying whether or not to add ...
3
votes
3answers
671 views

How to synchronize two MySql tables using command line

I have two tables in the same database (MySql) where one has been populated and there are data been added to it frequently. I want to have the data added to the first table to be present in the ...
0
votes
0answers
142 views

SQL Server Timesheet Query Performance

I am working on a webapp for timesheet administration. I write a query to group all the time entry of an employee by week. And I also have to use paging. The query is already slow with something like ...
2
votes
2answers
2k views

Mongos version 3.0.1 Split Chunk Error with Sharding

I have 3 config server and two shards. Each shard has a primary, secondary and an arbiter. This is running with the following mongod settings: storageEngine=wiredTiger ...
2
votes
1answer
401 views

Log shipping and new NDF file

I have a log shipped database, and I want to create a new NDF file in another disk for moving historic tables to that NDF file. My goal is to free some space in the MDF file because the disk that the ...
2
votes
1answer
243 views

pg_restore a view

What's the best way to restore a view? pg_dump -h hostname -d databasename -Fc > db.dump DROP VIEW viewname; pg_restore -h hostname -d databasename -t viewname db.dump This does not error, but ...
1
vote
1answer
940 views

Best way to drop / recreate a table that has dependent views?

Problem PostgreSQL does not have logical column reordering, at least not in 9.2 If columns need to be added in the middle of a large table and order is important, the best way is to drop and ...
1
vote
1answer
420 views

Query data from two tables and substitute foreign keys of first table with values of second [closed]

There is data table mysql> select * from data; +----+--------------------------------------+ | id | uid | +----+--------------------------------------+ | 1 | ...
1
vote
2answers
54 views

Get time elapsed between log entries

At a company, fluids are prepared and held in tanks, following a preparation/recipe. The preparations move from tank to tank depending on needs. The tasks are logged in sequence into a table. What I ...
0
votes
1answer
893 views

Hi disk I/O and crash when turning on sync_binlog in MySQL

I have a MySQL master server (MariaDB 10.0.17) that have a very odd behavior. It has one slave fetching data from it. When I set global sync_binlog = 1, the server I/O goes very high and after some ...
0
votes
1answer
71 views

MYSQL any way to improve this query's performance?

MYSQL version 5.6.23 CENTOS 7 Hi, I have the following query that is coming from an application that I am hoping to make more efficient from the mysql side of things. I have an index built on ...
0
votes
0answers
663 views

Database Role Membership: db_executor vs db_datareader and db_datawriter in SQL Server 2008R2?

I have a couple of users who have only public and db_executor memberships in their Server Login object, User Mapping properties in the one database (let's call it A), now that our front end ...
1
vote
0answers
70 views

TDE state is changed after DB deployment

I have database projects in Visual Studio 2013 from which I deploying databases to SQL Server. Also I am using Transparent Data Encryption for these databases and it is in state 3 which means TDE is ...
0
votes
1answer
53 views

Any tips to watch out for when setting one of my databases to Read Only?

Our front end application uses\ pointed to a different database now in SQL Server 2008R2 in the same instance, so to prevent users from accidentally updating data in the old production database, is it ...
0
votes
1answer
265 views

Oracle: Create a hidden user for RMAN backups only

It's been a long time since I worked with Oracle and I can't remember whether the following is possible: I'm trying to create a hidden DBA user [ alternatively do this process as root user ] to ...
4
votes
1answer
3k views

GRANT permissions to all tables, views, procedures in SQL Server 2000

I was wondering if there was a fairly efficient way to use T-SQL with SQL Server 2000 syntax to GRANT SELECT, INSERT, UPDATE, DELETE, on all TABLES and VIEWS for a particular database while excluding ...
-6
votes
1answer
44 views

Increment the value of an entire column [closed]

I have a table and one of the columns, is of the data type int. I want to increase every tuple's value of that specific column by 100. I have not found a proper answer for this yet. Anybody?
0
votes
0answers
291 views

SSRS Consuming a Single Core

I have production SQL Server machine with 10 separate instances on it: The last instance that was added included an install of SSRS. Since that time I've seen high CPU usage on a random single core ...
1
vote
0answers
63 views

SSRS Filter efficiency question

People at my organization use SQL Queries within SSRS reports: for instance SELECT name, age FROM egTable Then, this query is run on the database and then they use a FILTER within SSRS to get rid ...
0
votes
0answers
603 views

View Job Properties Fails for Job Owner

Domain user MyDomain\UserA has a login with a server role of public and is a user of the msdb database with membership in the SQLAgentUserRole. The user owns a job, Daily Job. When logged in as the ...
4
votes
1answer
2k views

Restoring plain-text pg_dump with psql and --disable-triggers

I had to perform some tests with a short script to update some "legacy" data in one of my tables. Cautious as I am, using an untested script, I decided to backup the relevant table before doing so. ...
0
votes
1answer
184 views

What's the difference between xp_fixeddrives and this query [duplicate]

when i run xp_fixeddrives command to the drive that contains my tempdb, I obtain 10mb of free space, but the following query return other thing (45000 mb free). other query : USE tempdb; GO SELECT ...
2
votes
1answer
55 views

In SQL Server would misc pages be pushed out when an object grows within a mixed extent?

In SQL Server 2008-2012, objects (including tables) are first put in a mixed extent. An extent can accommodate up to 8 pages and accommodates more than one type of page (meaning: pages from more than ...
1
vote
1answer
404 views

Wrong data type while using linked tables in MS Access

I have a SQL server database which needs to be linked to MS Access forms. I have a table with one column as both Identity and is a also a primary key and is big int But after linking the table , if ...
0
votes
0answers
40 views

Best way to run a formula (segment) a large number of users with custom attributes

Here is my question. I have a table that stores a large number of people (80 mil). Each person has a GUID id. Then I have another table (or set of tables) that stores information about people. e.g. ...
1
vote
1answer
90 views

Improve Query Performance

I have the following sqlite3-Tables: db.execute("""CREATE TABLE IF NOT EXISTS STATIONS (StationUID INTEGER PRIMARY KEY AUTOINCREMENT, StationNumber TEXT NOT NULL, ...
0
votes
1answer
108 views

MySQL: Capture every 5 values from column a in Table A to create one row in Table B

I have submissions of a form from a web page records in a database. the table has the following schema submit_time form_name field_name field_value field_order file the form has 5 fields, ...
1
vote
0answers
42 views

Cassandra- Data modelling for UserProfilie [closed]

I've a user model, having attributes as follow:- class User(Model): user_id = columns.Integer(primary_key=True) username = columns.Text() email = columns.Text() fname = columns.Text() ...

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