Skip to navigation Skip to content
Simon Technology Blog
  • Architecture
  • Cloud
  • Database
  • Develop
  • Hardware
  • Industry
  • Language
  • Mobile
  • Opensource
  • OS
  • Web
Main Navigation

Tag: structure

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

NOSQL – Cassandra file structure – How is the file used?

When trying to use Cassandra, I found that Cassandra will write the following files:

/…/cassandra/ commitlog/CommitLog-.log
/…/cassandra/data/Keyspace1/Standard1-1-Data.db
/…/cassandra/

September 21, 2021By Simo Nosql Cassandra, file, How, NOSQL, structure, useLeave a Comment

PostgreSQL – Postgres hierarchy – counting of sub-level, sorted by subkey or grandson

I want to know how to write a postgres subquery so that the following example will output what I need.

id parent_id postdate
1   -1 2015-03-10
2     1 2015-03-11 (child level 1)
3     1 2015

September 21, 2021By Simo Postgresql Child, Count, Date, Grandson, Hierarchy, Level, Postgres, PostgreSQL, SORT, structure, SubLeave a Comment

DDL operation table structure

DDL operation table structure: CRUD One, C (create) create   1, create table create table table name(
Column name 1 data type 1,
Column name 2 data type 2,
Column name 3 data type 3,

September 21, 2021By Simo Mysql Book, DDL, Fork, structureLeave a Comment

Embedded – What is the common structure of firmware files?

I have a total of n00b in embedded programming. Suppose I am using a compiler to build the firmware. The result of this operation is a file that will flash to (I guess) the MCU (such as ARM or AVR)

August 22, 2021By Simo Tablet common, Embedded, file, firmware, structure, whatLeave a Comment

Algorithm – Quick filtering data structure (DELPHI)?

I am optimizing a part of a Delphi application, where the list of objects is often filtered using different criteria. The objects are stored in the TObjectList structure, and each filter is usually

August 22, 2021By Simo Delphi Algorithm, data, Delphi, FAST, filtration, structureLeave a Comment

Posts navigation

Page 1 … Page 3 Page 4
Recent Posts
  • Sencha-Touch-2 – Sencha Touch 2, Nested XML Analysis NodeValue
  • Add a separation line and format XML content
  • Is there a norm of simplified XML subsets?
  • Look at it when you write React
  • ReactJS – Present React Redux React-Router App to add the server to the Firebase hosted by the Firebase
Categories
  • Android
  • Apache
  • Apache Kafka
  • Asp
  • Auto-Test
  • Automated Build
  • Aws
  • Bitcoin
  • Browser
  • C & C++
  • C#
  • Centos
  • Cgi
  • Character
  • Cloud Service
  • Cocos2dx
  • Cordova
  • CSS
  • Data Structure
  • Delphi
  • Design Pattern
  • Dojo
  • Dubbo
  • ELK
  • Flex
  • football
  • Game
  • Hadoop
  • Hibernate
  • HTML
  • Hybrid
  • Intel
  • IOS
  • Ipad
  • iPhone
  • Java
  • Javascript
  • Jetty
  • JQuery
  • Jsp
  • Linux
  • Load Balance
  • Lua
  • Macbook
  • Macos
  • Mathematics
  • Micro Services
  • Monitoring
  • Motherboard
  • Mysql
  • Network Hardware
  • Network Marketing
  • Nginx
  • NodeJs
  • Nosql
  • Oracle
  • Os Theory
  • Performance
  • PHP
  • Postgresql
  • Power Designer
  • React
  • Redis
  • Regexp
  • Rom
  • Rss
  • Ruby
  • Search Engines
  • Shell Script
  • Silicon Valley
  • Silverlight
  • Software Design
  • Spring
  • Sql
  • Sqlite
  • Sqlserver
  • Storage
  • Storm
  • Surface
  • SVN
  • Swift
  • System Architecture
  • Tablet
  • Uncategorized
  • Unix
  • Visual Basic
  • Visual Studio
  • Web Crawler
  • WebService
  • Windows
  • Wireless
  • XML
  • ZooKeeper
Archives
  • October 2021
  • September 2021
  • August 2021
  • May 2021
  • April 2021
  • September 2020
  • September 2019
  • August 2019
  • June 2019
  • May 2019
  • April 2019
  • March 2019
© Simon Technology Blog 2025 • ThemeCountry Powered by WordPress