Amazon Relational Database Service is a web service that makes it easy to set up, operate, and scale a relational database in the cloud.

learn more… | top users | synonyms

4
votes
0answers
347 views

RDS MYSQL instance rebooted and won't load INNODB table

So my production db in RDS apparently either crashed or was rebooted during a version update, and upon being restarted mysql couldn't load one of the innodb tables: as evidenced by the following error ...
3
votes
0answers
49 views

Why does replication with SSL fail on my MySQL database in AWS RDS?

I'm trying to replicate from AWS RDS to my own server. It works without SSL. Whenever I include the SSL property to the slave, it breaks with this error: error connecting to master ...
3
votes
0answers
487 views

How to get the best write throughput during a MySQL import with Amazon RDS?

tl;dr - How can we get the maximum EBS throughput for a db.r3.2xlarge instance? We're only seeing about half of what it can supposedly do. Apologies for the long length of this question. We've had ...
2
votes
0answers
40 views

Force PostgreSQL clients to use SSL on Amazon RDS

I'm running a PostgreSQL 9.4.x instance on Amazon RDS. I can successfully connect to that server using SSL using a command line similar to this one: psql "host=x.y.z.rds.amazonaws.com dbname=aaa ...
2
votes
0answers
85 views

Replication of specific tables using Postgres 9.4.4 and Amazon Web Services

I have currently setup a Postgres 9.4.4 RDS instance on Amazon Web Services. On this instance I hold 20 tables. In addition I also have Postgres 9.4.4 installed on my local server (OS: 64-bit Linux) ...
2
votes
0answers
147 views

mysqldump restore error

I am getting the error below, while restoring a dump to RDS MySQL 5.6. Dump is taken from MySQL 5.5 originally. I tried restoring twice but same error. Can anyone help ERROR 1064 (42000) at line ...
2
votes
0answers
192 views

Optimizing a single table, write-once, read-many PostgreSQL database

I've just finished constructing a table of ~835 million rows using Google's ngram dataset, aggregated on the years in which they occurred so that each 2-,3-,4-, and 5-gram is represented by a single ...
2
votes
0answers
150 views

Postgres: missing disk space after truncate and re-insert

We've got a IP address range dataset stored in a table that was truncated and then re-populated with a slightly modified version of the dataset (almost identical in size). However, after truncating ...
2
votes
0answers
3k views

'Access Denied' in MySQL on AWS RDS

I'm trying to use an ETL (in my current case, the free version of Talend). I've successfully set up a MySQL on Amazon RDS, logged in through the MySQL Workbench for Mac, and uploaded my company's ...
1
vote
0answers
5 views

Debugging a query that is sometimes slow

I have a web API that is backed by a Postgres database, and the performance is generally very good. I monitor the performance of both the database and the application as a whole. Most of my queries ...
1
vote
0answers
25 views

AWS RDS databases & SSIS

I have 2 AWS RDS databases (A & B) and need to create a datawarehouse with star scheme and slowly changing dimensions within AWS. From a MS background it makes sense to create a SSIS package to ...
1
vote
0answers
23 views

Slony with Amazon's RDS service?

Is it actually possible to somehow use Slony with Amazon’s RDS service? I’m aware that there’s no such thing as a host that you can log into to make Slony’s configurations, but perhaps it can be done ...
1
vote
0answers
135 views

Random Spikes in DB Connections - Amazon RDS

I'm running an EC2 instance (c3.large) with an RDS instance (db.t2.small). I'm frequently having issues with DB Connections spikes all of a sudden. PROBLEM: As you can see, I'm getting huge ...
1
vote
0answers
63 views

Amazon RDS: Replacing file based workflows in Oracle RDS

Oracle RDS has limitations to how it supports different file workflows External tables are apparently not supported It is, to my knowledge not possible to mount a disk and use UTL_FILE to read/write ...
1
vote
0answers
129 views

Poor performance after switching from EC2 Percona to RDS MySQL. What am I missing?

Current RDS Setup: db.r3.2xlarge running in Multi-AZ, 8 VCPU, 61GB RAM, 1500GB EBS Volume with 5000PIOPS, Mysql5.6 Here are our current MySQL variable values: ...
1
vote
0answers
86 views

Single Redshift table vs several mysql/ pgsql (on RDS) tables for small (200 tables * 20 columns * 1 million) monthly aggregation data

We're providing SaaS Data Analytics Dashboard for around 200 clients. We're using Amazon Redshift for storing data in in around 5 tables. We're getting around 30 million hits per day. Currently our ...
1
vote
0answers
58 views

Keep selected tables synchronized across MySQL databases

I've a need that requires me to keep a number of tables from a database (db1) synchronized with another database (db2). db1 & db2 have different structures and a set of tables and their data from ...
1
vote
0answers
47 views

compound index not being used on simple query

I'm running this query, and it seems to be doing a table scan , rather than using the relevant index.. select count(*) from pages where charity_id=447 and provider_id=1 this is the explain: ...
1
vote
0answers
56 views

Can a AWS PostgresSQL RDS instance be provided with a stop words file?

I need to provide a custom list of stop words. From the manual section on dictionaries the way to do this is to put a stopwords file in $SHAREDIR/tsearch_data/. Is it possible to do this when using ...
1
vote
0answers
110 views

Writing audit trail funtionality in postgres, can I use pl/V8 instead of pl/pgSQL?

I'm using postgres 9.4 on Amazon RDS. This the fast and loose "application developer" definition of an audit trail. The audit trail isn't for security nor is it a legal requirement - I don't even ...
1
vote
0answers
24 views

Optimizing MySQL for write throughput ceiling

We have a large MySQL database on AWS RDS, with a huge table around ~1.8TB with massive write workload. We recently hit a write throughput bottleneck, which caps our provisioned IOPS way below the ...
1
vote
0answers
178 views

amazon rds logs all queries

I have enabled slow query log on Amazon RDS with following configuration. long_query_time = 0.5 general_log = 0 log_output = TABLE min_examined_row_limit = 1000 slow_query_log = 1 ...
1
vote
0answers
403 views

MySQL SSL using MariaDB JDBC Driver

We have the following setup: Ec2 instance running a jboss server with mariadb (1.1.7) datasources setup to connect to an rds instance running MySQL 5.6.21. We would like to turn on SSL on for this ...
1
vote
0answers
245 views

Need advice to improve current RDS

Currently I am running a m3.medium SQL Server RDS(20GB storage without IOPS). CPU utilization is under 50% for most of the time(~90%). However, during peak hours(~10%) CPU utilization will hit 100% ...
1
vote
0answers
2k views

Amazon RDS - Can't access MySQL DB from local machine

I read many questions/answers here but they are from a different interface from AWS Console. I created a DB Instance but can't create a rule in the security groups that's allows me to connect from my ...
1
vote
0answers
101 views

Amazon RDS for Oracle Offsite Backup

Am considering Amazon RDS to host our Oracle database. Ideally, I'd like to have my daily backup and as many of the transaction logs as possible since copied to an external location in case of Amazon ...
1
vote
0answers
305 views

MySql Very Slow Writes & Out of memory error

I am having a rds db instance in AWS which is used by Drupal 7 instatllation. I am getting the below error messages in the log: > 130912 11:57:39 [ERROR] /rdsdbbin/mysql/bin/mysqld: Out of memory ...
1
vote
0answers
147 views

Monitor For Disabled Queue On RDS SQL Server

I would like to somehow get notification of a queue being disabled due to poisoned messages. (The issue is occasional resource contention. Until we solve it, monitoring would help us be aware.) In my ...
1
vote
0answers
243 views

Enforce a hard limit on write execution time during Amazon RDS write stalls

I am trying to recover from the situation where Amazon RDS write operations stall (some discussion on why this is here). If I show full processlist, I will see something like this: 318263 myapp1 ...
0
votes
0answers
2 views

Changing global variables in MySQL RDS instance

I have a MySQL RDS instance that I created. I need to set the net_write_timeout variable in the instance so it is available globally. Can this be done ?
0
votes
0answers
16 views

Best approach to maintain a clone of a db in Postgres RDS

We'd like to maintain a separate database for our dev environment that closely resembles the current state of our production database. What is the best way to do this in RDS? Our current process is to ...
0
votes
0answers
25 views

Modify MySQL information_schema (specially create_time) on AWS RDS?

I am trying to modify the create_time of an entire database, tables, etc. I have found that information_schema tables stores the creation date of the tables on the column CREATE_TIME. Unfortunately ...
0
votes
0answers
20 views

RDS Data Loss after modify DB instance

I recently modified the size of one of our RDS instances in AWS, after this operation had completed overnight I came in to find that some of the jobs had dropped out of SQL Server Agent & the job ...
0
votes
0answers
9 views

RDS MySQL Storage and N/W Usage

have Single Schema and single MySQL Instance on RDS Where my website users are creating app and app data stored in MySQL database in my schema each app has Unique id. One user may have one or more ...
0
votes
0answers
65 views

rds db.m3.large unexplainable low performance

I'm really hoping someone could help me figure this out. We run mysql 5.6 on a db.m3.large instance, with Storage TypeStorage Provisioned IOPS (SSD), 300G/3000IOPS and encrypted storage. Our current ...
0
votes
0answers
23 views

Amazon RDS Mysql User/Host permissions

I have a new RDS Mysql instance. I can telnet to it so no firewall issues. Here is result of connection attempt with mysql client mysql -h xxxxx.xxxxxxxx.us-west-2.rds.amazonaws.com -u rdsmasteruser ...
0
votes
0answers
49 views

Improve performance of count(*) with two exists

I need some help improve performance of this query that runs in Postgresql 9.4 at Amazon RDS: SELECT count(*) AS total FROM people WHERE EXISTS ( SELECT 1 FROM person_values WHERE ...
0
votes
0answers
58 views

Postgres asynchronous procedure execution?

I have an ETL script entirely contained within a Postgres 9.3 procedure. The script takes several hours to process, which is fine for our purposes. What I haven't been able to find out is if there ...
0
votes
0answers
67 views

Amazon RDS CPU is about 55-65% after optimizing some tables (Mysql)

I was having high RAM consumption and, looking for a solution, I executed the script mysqltunner to monitor possible optimizations in the Mysql database. Its first advice was I had to run OPTIMIZE ...
0
votes
0answers
41 views

Amazon RDS use mysqbinlog error “Could not find first log file name in binary log ”

We use RDS at AWS to manage our MySQL database, and EC2 for our web application server. I know that RDS creates binary logs used for replication.. and I use "SHOW BINARY LOGS;" check all available bin ...
0
votes
0answers
38 views

A query to know RDS instance name in Amazon RDS for Postgres

Do you know a way to fetch the RDS instance name by a query run against a RDS-powered PostgreSQL database in Amazon? Something similar to: curl http://169.254.169.254/latest/meta-data/ami-id in ...
0
votes
0answers
31 views

Amazon RDS Read Replica

I would like to know, is the Read Replica is nothing but the slave server, where only reads are there. I created two mysql instances in amazon RDS, one is Read Master, and another is Read Replica. ...
0
votes
0answers
28 views

mysql 5.5 statement based to rds mysql mixed replication

I am moving to rds mysql 5.6 that has by default mixed replication. I am moving from 5.5 where I have statement based replication. I was wondering if i enable replication between them i.e make rds ...
0
votes
0answers
102 views

Query EXPLAINed differently on MySQL 5.6 (or Amazon RDS) and is very slow

I have the following query: SELECT ld.idDataAttribute AS idDataAttribute, ld.instance AS instance FROM logs l INNER JOIN logData ld ON l.idLog = ld.idLog INNER JOIN dataAttributes da ON ...
0
votes
0answers
127 views

How to backup huge Mysql db containing both InnoDB & MyISAM tables in Aws RDS?

I am running a Mysql RDS with 150GB+ data. The DB size is growing very fast(But normal considering the application's nature) Till now we were having only InnoDB storage engine, so we were using the ...
0
votes
0answers
37 views

Amazon RDS backup space requirements

It's very unclear to me how much space an Amazon RDS DB backup actually needs. The pricing page says: For example, if you have an active DB Instance with 10GB-month of provisioned database ...
0
votes
0answers
63 views

Import database with views and routines into Amazon RDS

I need to import a collection of MySQL DB's into Amazon RDS without downtime. One can do this by initially setting up the RDS instance as a slave. There is one problem, you're not a super user on RDS ...
0
votes
0answers
32 views

Restoring a DB on an RDS instance from a local file

On one of my AWS instances, I have a .sql file that's a dump from an RDS DB. I would like to use that file to restore the DB on the RDS instance. I tried looking for info on AWS but could not locate ...
0
votes
0answers
49 views

Amazon rds read-replica, use as archive database

I have hosted my database (MySql) on Amazon RDS service and also created read-replica in the same availability zone. I have send my read queries on that read-replica. Now a days my database is become ...
0
votes
0answers
39 views

Will breaking down a bulky insert reduce the number of IOPS on MySQL?

Our RDS instance is setup to handle 1000 Provisioned IOPS. This number is fine for most of the time. But at some point we need to run several insert operations (each inserting 2K records), our IOPS ...