class: center, middle, inverse # Big Data ## What is this? --- ## Content * What? * How? --- .left-column[ ## What? ] .right-column[ * Normal data processing with relational databases doesn't work anymore ] --- .left-column[ ## What? ] .right-column[ * Three dimensions classify a setup as big data * Volume - The amount of data * Velocity - Amount of data per second * Variety - Different datastructures from multiple sources ] --- .left-column[ ## How? ] .right-column[ * Multiple servers send log messages to a central location * Logstash receives the data and inserts it into postgres * Postgres inserts the data into a single logical table * Partitioning by a timestamp splits the data into child tables ] --- .left-column[ ## How? ### Architecture ] .right-column[ .something[  ] ] --- .left-column[ ## How? ### Architecture ### Partitioning ] .right-column[  ]