Questions tagged with Amazon Quantum Ledger Database
Content language: English
Select up to 5 tags to filter
Sort by most recent
Browse through the questions and answers listed below or filter and sort to narrow down your results.
When I run an `UPDATE-SET` statement against one of my documents in QLDB using this statement:
```sql
UPDATE Documents SET author = 'jkrowling', channel = 'dstv' WHERE docIdExt = 'newDocId'
```
The...
0
answers
0
votes
61
views
asked 10 days agolg...
The integer type in QLDB is defined as...
https://docs.aws.amazon.com/qldb/latest/developerguide/ql-reference.data-types.html
int Signed integers of arbitrary size
....arbitrary size....but running...
1
answers
0
votes
79
views
asked 15 days agolg...
I am commiting several updates to several documents within one transaction. I use the transaction id to the request those documents which have been updated.
If I commit an update with 3 changes to a...
1
answers
0
votes
163
views
asked 6 months agolg...
We have a table T with two indexed fields A and B. When we query the table using the following query, QLDB does a full table scan (by evidence of the IO stats and latency):
```
select * from T where...
1
answers
1
votes
178
views
asked 7 months agolg...
So considering this post https://aws.amazon.com/blogs/industries/building-a-core-banking-system-with-amazon-quantum-ledger-database/
- We are processing a realtime transaction (means that user swiped...
0
answers
0
votes
49
views
asked 9 months agolg...
We are trying to create new ledgers in QLDB (Quantum Ledger Database) from a lambda within a vpc without internet access however the request is bouncing due to there not being a VPC endpoint for the...
1
answers
1
votes
269
views
asked 10 months agolg...
Hello,
I'm trying perform connect to `AWS QLDB` using Django project
However, I get an issue, once I add the following code
`from pyqldb.driver.qldb_driver import QldbDriver`
I get the issue
`...
2
answers
0
votes
263
views
asked a year agolg...
Hello,
Currently, I'm trying to build the finance/trading system based on QLDB.
I want to go deeper into this topic.
May I ask you if you have some AWS books/guides/courses/best practices (if I can...
1
answers
0
votes
394
views
asked a year agolg...
Dear Experts,
Our use of the QLDN is programmatic via API endpoints, all CRUD Operations are done via the deployed API endpoint.
Please we have a situation where we believe adding more fields in the...
1
answers
0
votes
275
views
asked a year agolg...
I created a QLDB stream with console
But the record data contains unreadable characters
And it doesn't look like it is in JSON format
![Unreadable...
1
answers
0
votes
320
views
asked a year agolg...
I have a lambda triggered by a SQS FIFO queue when there are messages on this queue. Basically this lambda is getting the message from the queue and connecting to QLDB through a VPC endpoint in order...
1
answers
0
votes
320
views
asked 2 years agolg...
Good day , I wanted to know what would be the good tools for my use Case.
We would like to Build a web based Admin Dashboard for my Organisation.
Which is a Financial Services provider. Basically a...
3
answers
0
votes
278
views
asked 2 years agolg...