fix README; re-add pgadmin4

Author: yht

README.md

@@ -14,9 +14,11 @@ Our Data Stack architecture
 
 ## On-line Analytical Processing
 
+* ClickHouse
 * Apache Superset
 
-## Graph
+## Platform
 
-* Neo4j
+* Hadoop (Dockerize)
+* Spark (Dockerize)
 

oltp/pgadmin4/build.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+VER="6.12"
+PKG="pgadmin4-${VER}"
+wget -c "https://ftp.postgresql.org/pub/pgadmin/pgadmin4/v${VER}/source/${PKG}.tar.gz"
+rm -rf ${PKG}
+tar xf ${PKG}.tar.gz
+cd ${PKG}
+./configure --prefix=/opt/kalamangga-net
+make