abrahamowino.hashnode.devPostgres PostgresqlBadGrammarException FixCaused by: io.r2dbc.postgresql.ExceptionFactory$PostgresqlBadGrammarException: column "status" is of type user_status_enum but expression is of type character varying I Encountered This Error When developing my E_COMMERCE BACKEND It typically means t...Sep 25, 2025·2 min read
abrahamowino.hashnode.devDocker Error " FATAL: role "postgres" does not exist"I was creating the database for my user service using using docker and bumped into this error FATAL: role "postgres" does not exist These where the logs. [+] Running 1/1 ✔ Container postgres-db Recreated ...Sep 20, 2025·2 min read
abrahamowino.hashnode.devFixing Intellij Maven IssueIf you project does not load as a maven project in intellij. As shown below. Just Take These steps. Check that pom.xml exists inside user_service In your screenshot I see pom.xml is there (good ✅). Reimport Maven Project Right-click on pom.xml →...Sep 19, 2025·1 min read
nyagarabraham.hashnode.devNodeAffinityNodeAffinity is a concept used to schedule pods in cluster nodes. How it works Affinity work by maching the label on the node with affinity set on pod. That mean that a label must be set on a node k label node <node-name> color=red Then Configure you...Sep 16, 2025·2 min read
nyagarabraham.hashnode.devTaints and Tolerance in kubernetesTaints restrict pods that can be scheduled on a node. They are assigned on the node as key value pair, Such that only nodes which can tolerate the taint can be scheduled on the Nodes. Tolerance is assigned to a pod so that is can tolerate a certain t...Sep 15, 2025·2 min read
