Tag: Key

Feed: Alation. Author: Matt Turner. June 24, 2022 — Last week the Alation team joined data leaders from all over the world for Snowflake Summit 2022 in Las Vegas. With over 10,000 people in attendance, it was truly an event for the entire data community. Attendees were focused on one key question: how can we put data into action and make it accessible to everyone? To address this challenge, Snowflake has really moved the ball with new Data Cloud capabilities; sessions taught people how to use these new capabilities to make a difference. Our theme was, “Alation Is the Treasure ... Read More

Feed: MariaDB Knowledge Base Article Feed. Author: . MariaDB starting with 10.9The Hashicorp Key Management Plugin is used to implement encryption using keys stored in the Hashicorp Vault KMS. The current version of this plugin implements the following features: Authentication is done using the Hashicorp Vault's token authentication method; If additional client authentication is required, then the path to the CA authentication bundle file may be passed as a plugin parameter; The creation of the keys and their management is carried out using the Hashicorp Vault KMS and their tools; The plugin uses libcurl (https) as an interface to the ... Read More

Feed: Domo Blog. Author: John Mellor. When Harmons Grocery, a regional supermarket company, used a data app to move the database for 4,000 of its top-selling products to the fingertips of its inventory managers and suppliers, out-of-stock problems plunged by 60%—even during the height of the pandemic. When a giant auto parts retailer moved data access from Ethernet-tethered laptops to a smartphone app that its district managers could easily access in real-time as they walked the aisles of their stores, the company saw a surge in-store productivity. And when a Fortune 50 apparel manufacturer and retailer put its inventory data ... Read More

Feed: Alation. Author: Mitesh Shah. May 19, 2022 — Introduction What a week! Alation attended last week’s Gartner Data and Analytics Summit in London from May 9 – 11, 2022. Coming off the heels of Data Innovation Summit in Stockholm, it’s clear that in-person events are back with a vengeance, and we’re thrilled about it. At Gartner D&A, speakers led fascinating discussions about the future of data fabric, data mesh, governance, and synthetic data. Let’s dive into the key takeaways from the week. Gartner Data & Analytics Summit 2022: Keynote Highlights Monday’s keynote began with a bang. A Gartner survey ... Read More

Feed: Domo Blog. Author: Lisa Devashrayee-Oaks. Business applications have long been considered the backbone of business processes. These solutions power everything from HR systems and inventory control to communication and demand control software. The dozens—if not hundreds or even thousands—of applications that work together in intricate ways are critical components of most organizations. With the enterprise software market ranking as the fastest-growing segment within the IT industry and spending on enterprise software expected to exceed $670 billion by the end of this year, it’s clear that application development is not slowing down. If anything, it’s speeding up. Businesses looking to ... Read More

Feed: R-bloggers. Author: Dario Radečić. Data visualization can be tricky to do right. There are a ton of key principles you need to be aware of. Today we bring you 5 best practices for visualizing data with examples in R programming language. Incorporate these key R data visualization principles into your toolset to improve your data storytelling. After reading, you’ll know how to produce publication-ready charts that won’t leave users questioning the data or the logic. You’ll know how to use ggplot2 and plotly for both static and interactive charts, and also how to get maximum interactivity out of your ... Read More

Feed: R-bloggers. Author: sang-heon lee. #========================================================## Quantitative ALM, Financial Econometrics & Derivatives # ML/DL using R, Python, Tensorflow by Sang-Heon Lee ## https://kiandlee.blogspot.com#——————————————————–## Key Rate Durations#========================================================#graphics.off(); rm(list = ls())#=======================================================# read data#=======================================================str.zero – “matm zero             12    0.022             24    0.030             36    0.040             48    0.046             60    0.050             72    0.052             84    0.053             96    0.053            108    0.053            120    0.054″df – read.table(text = str.zero, header = TRUE)v.key_matm – df$matm # maturities for key ratesnkey       – length(v.key_matm)# linear interpolation of zero ratesf_interpol – approxfun(df$matm, df$zero, rule = 2)# fill rates between key rates by 6M tenormatm = seq(6,120,6)df.sa – data.frame(matm = matm)nobs – length(matm)df.sa$zero – f_interpol(matm)# 10Y YTMYTM10 – 0.0527780789520333CPN10 – YTM10 # 10Y coupon = par yield rate#=======================================================# read data#=======================================================# rate shift : 0.0001 is preferabledr = 0.0001# make a table of dr for each key ratesfor(n in 1:nkey) {    df.sa – cbind(df.sa, NA)    colnames(df.sa)[2+n] – as.character(v.key_matm[n])    key_matm – v.key_matm[n]    # set dr to the same key maturity    # set  0 to other key rates    # set NA to rates between key rates    for(i in 1:nobs) {        matmi – df.sa$matm[i]        if(matmi == key_matm) {            df.sa[i,2+n] – dr        } else if (matmi %in% v.key_matm){            df.sa[i,2+n] – 0        }    }    # rates between key rates is linearly interpolated    f_interpol – approxfun(matm, df.sa[,2+n], rule = 2, na.rm = TRUE)    df.sa[,2+n] – f_interpol(matm)}# p0zero – df.sa$zeroP0 – sum((YTM10/2)/(1+zero/2)^(matm/6)) +            1/(1+zero[nobs]/2)^(matm[nobs]/6)# all the key rate shiftszerou – zero + rowSums(df.sa[,1:nkey+2])zerod – zero – rowSums(df.sa[,1:nkey+2])# effective duration : traditionalPu – sum((YTM10/2)/(1+zerou/2)^(matm/6)) +       1/(1+zerou[nobs]/2)^(matm[nobs]/6)Pd – sum((YTM10/2)/(1+zerod/2)^(matm/6)) +       1/(1+zerod[nobs]/2)^(matm[nobs]/6)ED – (Pd – Pu)/(2*P0*dr)# Key rate duationsdf.KRD – data.frame(matm = df$matm, ED = NA)for(n in 1:nkey) {    # key rate shifts    zerou – zero + df.sa[,2+n]    zerod – zero – df.sa[,2+n]    # effective duration : KRD    Pu – sum((YTM10/2)/(1+zerou/2)^(matm/6)) +           1/(1+zerou[nobs]/2)^(matm[nobs]/6)    Pd – sum((YTM10/2)/(1+zerod/2)^(matm/6)) +           1/(1+zerod[nobs]/2)^(matm[nobs]/6)    df.KRD[n,2]  – (Pd – Pu)/(2*P0*dr)}df.KRD# check if sum of KRDs is equal to effective durationdrsum(df.KRD$ED)ED ... Read More

Feed: Recent Announcements. Starting today, AWS customers have access to additional features to manage their EC2 key pairs. Customers can view the creation date and public key material for existing and new key pairs created using EC2 key pairs. Customers will also be able to create ED25519 key pairs in ppk format in addition to pem format and create key pairs using CloudFormation templates. EC2 customers use key pairs to authenticate to EC2 instances, when they needed to establish secure connections to deploy and manage EC2 instances. Previously, customers could only view a list of key pairs they created along ... Read More

Feed: Workato. Author: Jon Gitlin; Delivering enterprise-grade security and governance capabilities is core to our customer’s success, as well as our own. With this in mind, we’ve built data centers around the world; we’ve launched features like role-based access control, activity audit logs, and data masking; and we’ve taken the steps necessary to comply with regulations like GDPR as well as complete the SOC-2 Type II security audit. These measures, among others, have led cutting-edge organizations across a myriad of industries—including Atlassian and MGM Studios—to trust our platform when building workflows that use sensitive and business-critical data.  And yet, for ... Read More

Feed: CronJ. Author: Nupur Pal; Wondering about the rising popularity of Blockchain technology? Blockchain is actively enjoying the spotlight in the industry for quite some time now. But most of us aren’t aware of what exactly a blockchain is, how it works and what features of blockchain make it stand out.To fully understand the key properties of blockchain security features, we first need to understand the concept of blockchain technology. In this article, we will talk about the main features of blockchain that make it so popular in recent years. Moreover, in this article, we are going to cover the ... Read More