0
votes
0answers
104 views

Backup in Mysql periodically

I have trouble scheduling a backup in mysql periodically, most of the tools do not recognize the geometric field, for example navicat which says Can not get geometry object from data you send to ...
1
vote
2answers
1k views

Should I load the data into Temp table or keep calling it from the normal table? [closed]

I am writing a procedure and find myself using the same select statement with the same where clause a lot. Currently the table holds over 55000 rows and grows about 100 or so rows each day. The two ...
2
votes
1answer
459 views

Should you use the schema name in WHERE, ON, and other clauses?

I know it is good practice, and a performance boost, in SQL Server to prefix the table name with the schema (dbo.TableName) in the FROM clause of a SELECT statement but should you also use it on other ...
0
votes
0answers
1k views

Fastest way to perform simple operations on 1 million rows

I have a simple table with more than 1 million rows in an InnoDB MySQL table. Here are the steps that I need to perform on each row: SELECT * FROM tbl where work_done=0 make some data processings ...
0
votes
1answer
76 views

Compiled version of stored procedure

If I have administrator rights, would it possible to view details on the compiled version of a stored procedure or a view? Is there a visual representation available?
2
votes
2answers
171 views

Best way to explain the importance of Raid 10 to SysAdmins [closed]

Hi I'm trying to impress upon a group of administrators as to why the extra money should be spent on raid 10 vs say raid 5. Other then just pointing at MS Best Practices does anyone know of any good ...
7
votes
3answers
8k views

Indexing a PK GUID in SQL Server 2012

My developers have setup their application to use GUID's as PK for pretty much all of their tables and by default SQL Server has setup the clustered index on these PK's. The system is relatively ...
2
votes
0answers
169 views

Find Most active databases that can be offloaded from a busy server

I am in the process of identifying the most active databases on the server and will be moving the databases off the current server to alleviate the load. The reason to do it is that our servers are ...
1
vote
1answer
1k views

mysql 5.1 — unknown variable 'basedir=c:/mysql/'

I recently changed the default port(3306) to another for mysql. I did it by changing the my.ini file and did restart of the server. No other changes were made whatsoever. When connecting using a GUI ...
1
vote
0answers
667 views

SQL Server FileTables (File Stream) file Corruption

We're running an implementation of SQL Server 2012 FileTables with several scientific instruments with PCs that write data directly to a mapped drive of a FileTables share. The size of this share is ...
0
votes
1answer
702 views

How i can create backup script from diagram in SQL Server?

I use SQL Server 2012 and SQL Server 2008 R2. I create a script from all object (tables / trigger / stored procedure / function ...) in my database. I generated this script from SQL Server ...
3
votes
2answers
179 views

Can relationships have relationships?

I have the following requirements (as part of a larger system). In the database, I need to maintain a list of parts, suppliers who sell those parts. Many suppliers can sell the same part and each ...
0
votes
0answers
75 views

All databases restoring in Suspect Mode in SQL Server 2012

I've just re-installed SQL Server 2012 (removed the evaluation copy and installed a licenced version) and now every database I try to restore, it fails to completely restore and the database sits in ...
1
vote
1answer
724 views

Approaches for Real time copy of database on same SQL Server instance

I have a draft of requirements that look like this: Production database should be copied in real-time to "Pre-prod" database The Pre-prod database should be available to read and update It should be ...
0
votes
1answer
606 views

Setting Audit Events in SQL Server 2012

We have to do information assurance remediation on our SQL Server 2012 and came across the following finding: Check to see that all required events are being audited. So I ran these queries: select ...
1
vote
1answer
29 views

Optimised query to select document and possible annotations

I have a database of small documents which users can view and annotate. Their annotations are not public. I'm looking to optimise a single query to read the document and annotations for the current ...
0
votes
1answer
1k views

Oracle Character set identification

In the given export(Normal Export) log file i see following: Export done in WE8ISO8859P1 character set and AL16UTF16 NCHAR character set Is this multi-byte or single byte database char-set. Can you ...
0
votes
0answers
393 views

How to get session parameters changed by the user in Oracle?

Oracle 11.2.0.3 . I need to identify all "alter session" changed for a specific session. There is some v$session_* where I able to get this information? My objective is part of investigation what ...
0
votes
0answers
1k views

CHECK constraint ignored during INSERT SELECT

I have the following 2 tables (simplified): CREATE TABLE dbo.[StagingTable] ( HostName [nvarchar] (max) NULL ,UserName [nvarchar] (max) NULL ,AccountType [nvarchar] (max) NULL ) CREATE TABLE ...
0
votes
2answers
108 views

Table Design Cardinality

I am designing a database for an application, in that I need to consider both BUYER (BUYER_ID) and VENDOR (VENDOR_ID) as a USER (USER_ID). I have designed this logic in a following design. USER ...
0
votes
1answer
61 views

WHAT RDBMS ( SQL SERVER/ ORACLE ) close to manage MYSQL(DBA) [closed]

i have a requirement for learning MYSQL for DBA. here all training institutes teach on ORACLE AND SQL SERVER. SQL is mandatory to work on RDBMS. what RDBMS SYNTAX CLOSE TO MYSQL for DBA(backups, ...
3
votes
2answers
2k views

What's the point in SQL Server Central Management Server?

Online MSDN article "Execute Statements Against Multiple Servers Simultaneously (SQL Server Management Studio)" (SQL Server 2012) states: "Note Before you execute the following procedures, ...
2
votes
1answer
4k views

Order by alphabet and then by numbers

I have records like A5 A4 Z1 B2 C7 C1A C11A B1 B4 I want them to be sorted in this manner A4 A5 B1 B2 B4 C1 C11A C7 Z1 using the ORDER BY clause. I want them to be sorted by alphabets ...
0
votes
1answer
102 views

Query when index is ready

To improve performance of a query I set up an in-memory table and fill it with data. Of course to increase speed I will use an index on the data stored in the in-memory table. create table helper ( ...
1
vote
1answer
289 views

command line tool on linux to convert oracle sql into db2 sql

IBM has a GUI based tool to convert Oracle SQL into DB2 SQL. Is there a command line tool (preferably on linux) that does the same thing? The reason being, we want to do this work as part of a ...
4
votes
1answer
2k views

How to specify a task in a SQL Server maintenance plan conditionally?

I have a weekly and nightly SQL Server Agent jobs executing a weekly and nightly maintenance plans, resp. These weekly (on Sunday) and nightly (on other 6 nights of the week) maintenance plans ...
1
vote
1answer
2k views

How to launch SQL Server Agent job on completion of another one?

An SQL Server Agent job (SSA) have to be executed after a few other SSA jobs. Is there any way to start SSA jobs on completion (or success, or failure) of another one? Currently, I do this on ...
1
vote
2answers
701 views

Running a simple logging program, how to diagnose spikes mongod's CPU activity?

I'm running mongodb 1.4.7 - I've a node server set up which logs incoming requests in a logs collection: {'u':'user123', 'l':'log data'} In addition, once the request happens, the server will check ...
1
vote
2answers
871 views

Why does my SSIS package produce different results when executed from a maintence plan

I have a SSIS package that picks up a file in one network location transforms the data and drops off files ready for import in another network location. The package reads a file and writes a new file ...
1
vote
2answers
362 views

Does Active Data Guard include Golden Gate?

I've been told that Active Data Guard incorporates Golden Gate as part of its technology stack. Is Golden Gate usable directly from the Active Data Guard installation?
0
votes
0answers
41 views

Large-query optimization: given my “explain” results, what stands out?

I've got a monster query, which runs quite quick in many cases, but in some cases very much slower. The EXPLAIN output below is from one of the slow cases. I'm guessing that the slowdown is related ...
1
vote
0answers
429 views

Restore of SQL service master key not required to decrypt data after migration?

This is a bit of the opposite of how this question is usually asked-- I used the following to create a database master key, a certificate, and a symmetric key: Here's how I created the certs/keys ...
3
votes
2answers
4k views

Why cannot I call a table function in iSeries DB2 that I just created?

Using iSeries Navigator 'Run an sql script' window I created a new table function. When I go to the Functions branch under the schema where it was created, I see the function among the other few. But ...
1
vote
1answer
57 views

Is this table designed properly

I am trying to model the process of where one co-worker enters a statement of their proposed work procedure and another co-worker commenting and approving the statement. Currently I have one table as ...
0
votes
1answer
68 views

query not taking index into account

EXPLAIN EXTENDED SELECT SQL_CALC_FOUND_ROWS SQL_NO_CACHE g.*, u.user_id FROM geotable g JOIN userstable u ON g.uid = u.uid -- corners selection: WHERE (lat BETWEEN ? and ? AND lon ...
0
votes
2answers
16k views

To Join two tables without using Primary key

Table1: Order; Column Name: Id (PK), SecurutyId, UserId. ** But no foreign key in this table. Table2: Security; Column Name: Id (PK), SecurutyId (FK), Symbol. Can I do That? Select o.SecurityId, ...
4
votes
1answer
1k views

create linked server to vertica

I'm attempting to create a linked server from SQL Server to Vertica to pull over some data. I've attempted using the following ODBC found here. The code I'm currently trying is: EXEC ...
0
votes
1answer
214 views

Not exists/Where NOT in

Doing a pie chart in crystal. Items are Inquiries Referrals Followups A referral has to have an inquiry, A followup has to have a referral. I want to show pie chart of referrals to ...
19
votes
2answers
12k views

Best way to populate a new column in a large table?

We have a 2.2 GB table in Postgres with 7,801,611 rows in it. We are adding a uuid/guid column to it and I am wondering what the best way to populate that column is (as we want to add a NOT NULL ...
0
votes
1answer
57 views

Migrating database with views trough phpMyAdmin causes error in second host

I'm trying to migrate a database which contains some views and I'm doing trough phpMyAdmin export feature. MySQL version on servers are: Server to migrate: Server version: 5.5.34-0ubuntu0.12.04.1 ...
1
vote
2answers
2k views

Foreign key constraint based on conditional column

I'm trying to figure out the best way to handle this situation: I have a table set up as follows: LEARNING CONTEXT ================ LearningContextID - INT - Surrogate Primary Key EntityID ...
3
votes
1answer
27k views

Login failed for user 'NT AUTHORITY\ANONYMOUS LOGON'. Reason: Token-based server access validation failed

As the title states, I'm getting the following error when attempting to use a ASP.NET webapp: Login failed for user 'NT AUTHORITY\ANONYMOUS LOGON'. Reason: Token-based server access validation failed ...
1
vote
0answers
141 views

Can XML columns in Oracle/MS SQL Server replace document oriented databases to some extent?

Just a strategic question: I am currently working with frequently changing data schemas and it takes a lot to keep track of versions and specific content. I do, however, have a classic OLTP ...
3
votes
2answers
2k views

How to transfer database from SQL Server to DB2?

I have a database file on disk called project.mdf. I want to import this into IBM DB2. How do I import this database?
0
votes
0answers
145 views

SQL Server JOIN with COUNT [closed]

I have two tables I'm trying to query across. One contains an entry for every time a user tunes to a particular channel in our middleware. The second is normalized table containing station ...
1
vote
1answer
292 views

Unique constraint on multiple nullable columns Sql Server

We have a PriceCombo table with the following columns: id (not null), a_id(null),b_id(null),c_id(null), discount(not null). We are using this table to figure out which price to assign various combos ...
2
votes
3answers
200 views

How to include Innodb_trx_id in MySQL slow log

Evaluating MySQL's slow query log with pt-query-digest from the Percona Toolkit, I need to group queries by transaction. As it seems, the easiest way to do this is to group by the Innodb_trx_id ...
0
votes
3answers
93 views

Is it good practice to create new tables for new elements in a database?

I am trying to create a good model for a database that I need for an application. The way that I have tought about realizing it involves creating a new table for each new element that is added, but I ...
1
vote
2answers
4k views

mysql: using comma-separated values

I have a simple mysql table which I use as a server booking system. A user can log in to a server, if he has a valid booking for that server. A sample data might look like this: ...
1
vote
2answers
149 views

When next will my fullback up run

I created a maintenance plan to run full backups on a SQL Server 2008 R2. The schedule runs every last Thursday of the month. Sometimes due to some unknown reason, such as electric outage. When the ...

15 30 50 per page