Newest Questions

Filter by
Sorted by
Tagged with
1 vote
1 answer
13 views

I'd like to understand how to proper convert data from a binary blob to a text blob with encoding

I'm working with a Firebird 2.5 database and recently I caught a "wrong practice" which was using binary blobs (sub type 0) to store big texts. Even though there is not actually a problem ...
0 votes
0 answers
14 views

Understanding WAL LSN

I’m using CNPG Postgres with 2 node availability. There’s a primary and secondary. The primary uses synchronous replication. I am using Change Data Capture with debezium. It creates a replication slot,...
0 votes
0 answers
4 views

Oracle 19c EE TDE command failing

I am trying to configure Oracle 19c EE to use Softhsm2 for TDE. I have created the wallet folder and can see "ewallet.p12" file in it. I have initialized one token and can see it. The ...
0 votes
3 answers
17 views

How do I backup tables separately from a hosted MySQL DB on Heroku?

I am trying to do a daily backup of a MySQL DB hosted on Stackhero (on Heroku) to a Google Cloud Storage bucket. We need to backup tables individually so that if data is corrupted / lost in a specific ...
user avatar
Nat Geman
0 votes
1 answer
26 views

Is it safe to add a datafile to a tablespace while Oracle Database is running in production?

I have an Oracle Database running in a production environment, and it’s currently under load. I need to add a new datafile to an existing tablespace. Is it safe to do this operation while the database ...
-1 votes
0 answers
36 views

Is it bad to have prefixes? - Like `CREATE TABLE mything_tbl` and `CREATE INDEX o_idx`?

I forgot which textbook told me to add suffixes. Is this still recommended best-practice? Using PostgreSQL FWIW
2 votes
1 answer
148 views

Log File Growing Despite Usage being nowhere near capaciity

I have a SQL Server database that is in SIMPLE recovery model and every now and then, the transaction log is growing, despite its actual usage being well below the capacity of the file. Below is a ...
-1 votes
2 answers
52 views

Why shows a different AOAG LAG time than the GUI?

when I'm querying select * from sys.dm_hadr_database_replica_states I see 11k seconds ( 3hrs ). But when I go to the AOAG dashboard and select the "estimated data loss time" column, it ...
0 votes
0 answers
21 views

Oracle 12 C Installation Failed

I tried installing Oracle 12c on my desktop. It progressed to 94%, but an error message was output. [INS-20802] Oracle Database Configuration Assistant failed. When I opened the log file, it contained ...
0 votes
1 answer
51 views

Sch-M/Sch-S deadlock

I was looking into some deadlock logs on my system today and saw one I didn't understand - deadlocks on Sch-M and Sch-S locks. The documentation said it had to do with schema definition changes, ...
0 votes
0 answers
11 views

DNS service not found when deploying 2 cassandra in swarm

In shorts cassandra_2 keeps failing to start because it can't resolve cassandra_1 as its CASSANDRA_SEEDS. this is my docker stack yml services: cassandra_1: image: cassandra:5.0.5-jammy ...
6 votes
1 answer
978 views

Meaning of '#' suffix on SQL Server columns

While reading the docs here and there on SQL Server, I saw this request: SELECT ROW_NUMBER() OVER(ORDER BY name ASC) AS Row#, name, recovery_model_desc FROM sys.databases WHERE database_id < ...
kagmole's user avatar
  • 163
0 votes
0 answers
23 views

Prepared statements not working with Psycopg3 + PgBouncer (transaction pooling)

I'm running into unexpected behavior when trying to use prepared statements with TimescaleDB through PgBouncer in transaction pooling mode. According to the Psycopg3 docs on prepared statements and ...
0 votes
0 answers
22 views

MySQL 5.6 not writing any logs

We are using MySQL version 5.6 in our Windows Server 2012 R2 environment. We have enabled the error, general & slow logging in the config file, but the logs are not being written even in case of ...
0 votes
1 answer
12 views

Improved write performance after restarting Cassandra nodes

I have a 24-node cluster that receives 400k to 600k ops/s at a latency of approximately 15ms-20ms at the 99th percentile. I haven't found the reason why after restarting the nodes, writes increase to ...

15 30 50 per page
1
2 3 4 5
...
7010