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Month: September 2021

What is the difference between the NOSQL – OrientDB version?

I have been reading about OrientDB for a while, and I am a bit confused about the “version” of the software.

The major version sounds like a file storage, But things on the Internet sound lik

September 21, 2021By Simo Nosql Difference, NOSQL, OrientDB, version, whatLeave a Comment

PostgreSQL – AWS Redshift loading data from S3

So I am trying to load data from an S3 bucket into my Redshift database. I have a table’Example’ with the field’timestamp’ in the format of’YY-MM’ -DD ​​HH: MM: SS’.

Use copy query to load da

September 21, 2021By Simo Postgresql AWS, data, loading, PostgreSQL, Redshift, S3Leave a Comment

PostgreSQL – How to create anone2one relationship in ODOO 8?

I have two sets of data showing a one-to-one relationship.

I cannot merge these two sets of data because:

> A specific record may only appear in set A, only appear in set B, or appear i

September 21, 2021By Simo Postgresql create, How, Odoo, One2one, PostgreSQL, relationshipLeave a Comment

Enforce PostgreSQL type conversion using Jooq tools

Is there a way to configure the JOOQ tool to use the PostgresSQL database’s ‘forcedTypes’ tag to convert smallint to Boolean without providing org.jooq.Converter implementation?

This is what

September 21, 2021By Simo Postgresql conversion, Force, Jooq, PostgreSQL, tool, type, useLeave a Comment

Cluster key in Nosql – Cassandra

On a given physical node, the rows of a given partition key are stored in the order triggered by the clustering key, making the retrieval of the rows in this clustering order particularly effective

September 21, 2021By Simo Nosql Cassandra, class, Gathering, key, Medium, NOSQLLeave a Comment

How to configure Cassandra remote connection

I am trying to configure Cassandra Datastax Community Edition on Windows for remote connection,

Cassandra Server is installed on a Windows 7 PC, using local CQLSH, It can connect to the local

September 21, 2021By Simo Nosql Cassandra, configuration, connection, How to, remoteLeave a Comment

NOSQL – POUCHDB structure

I am a new feature of the nosql concept, so when I started to learn PouchDB, I found this conversion diagram. My confusion is, if I say that I have multiple tables, how Dealing with PouchDB, does t

September 21, 2021By Simo Nosql NOSQL, PouchDB, structureLeave a Comment

How to store video in the PostgreSQL database?

I store image files (such as jpg, png) in a PostgreSQL database. I found information on how to do that here.

Similarly, I want to store videos in a PostgreSQL database. I searched on the Inte

September 21, 2021By Simo Postgresql database, How to, Medium, PostgreSQL, storage, VideoLeave a Comment

OpenFire Source Code 21: Openfie Optimization (below)

User business card In the pre-initialization process, the user’s business card is posted. The same is not repeated here.

First modify the system properties first:

provider. vcard.classN

September 21, 2021By Simo Nosql learning, openfie, Openfire, Optimization, pair, Source Code, two, userLeave a Comment

PowerDesigner establishes a connection with SQL Server collaboration (壹)

There are many descriptions of PD on the Internet, so I won’t repeat them here. PD is very cool to use, but after you are familiar with the tool, if you are not familiar with it, I hope you will li

September 21, 2021By Simo Power Designer Collaboration, connection, Establishment, PowerDesigner, server, SQLLeave a Comment

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