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Database Services

Amazon Redshift - Creating Read Only Users
1. First, create a group that will be used for read only access: create group readonly; 2. Revoke default create rights in the public schema: revoke c...
Fri, 12 Mar, 2021 at 10:16 AM
Database Backups
Database backups are useful for restoring data and are required for satisfying HIPAA/NIST CSF disaster recovery requirements. The Healthcare Blocks managed ...
Wed, 11 May, 2022 at 12:46 PM
Connect to Your Database Using an SSH Tunnel
Setting up an SSH tunnel allows you to use applications and tools on your local development machine while being connected to the remote server hosting your ...
Wed, 26 Jun, 2019 at 10:24 PM
Connecting to your Database
If your application is communicating with a non-local database service and is transmitting protected health information, then HIPAA requires that the connec...
Thu, 12 May, 2022 at 8:12 AM
Importing a Database
If you are migrating your database from another service or environment or restoring a database backup, the following steps describe how to load your databas...
Tue, 7 Jun, 2022 at 2:08 PM
MongoDB - Profiling Slow Queries
Expensive queries can impact overall performance. By adding an index to a column being used in a query, it can significantly improve overall query times. He...
Mon, 21 May, 2018 at 3:09 PM
MySQL - Profiling Slow Queries
To enable logging of slow queries, do this with the mysql shell: set global slow_query_log = 1; set global long_query_time = 0.05; // logs queries slower t...
Tue, 5 Jun, 2018 at 7:49 AM
PostgreSQL - Installing Extensions
To perform this command your user must be part of the database administrator role. Run command via psql: psql -c "CREATE EXTENSION hstore" To s...
Tue, 23 Apr, 2019 at 7:58 AM
PostgreSQL - Tuning Query Performance
To identify queries requiring more than 2 seconds to run (change this value as needed), run the following command via psql: SELECT now() - query_start as &...
Wed, 11 May, 2022 at 11:50 AM