najamsk / yt_golang_db_scan_nil

sample to showcase golang database scan method working

Solution taken from https://forum.golangbridge.org/t/database-rows-scan-unknown-number-of-columns-json/7378/2

Run Postgresql in Docker

    docker run \
      --name pgMovies \
      -d \
      -e POSTGRES_HOST_AUTH_METHOD=trust \
      -e POSTGRES_USER=user \
      -e POSTGRES_PASSWORD=password \
      -e POSTGRES_DB=dbname \
      -p 5432:5432 \
      postgres

Database Schema

    drop table warriors;

    -- table definition
    create table warriors (
        "id" serial primary key,
        "category" varchar(255) not null,
        "first_name" varchar(255) not null,
        "last_name" varchar(255),
        "teacher" varchar(255),
        "is_active" bool default false,
        "create_on" timestamptz not null default now(),
        "updated_on" timestamptz
    );

    insert into "public"."warriors" ("id", "category", "first_name", "last_name", "teacher", "is_active", "create_on", "updated_on") values
    (1, 'ninja', 'naruto', null, 'kakashi', 't', now(), null),
    (2, 'ninja', 'sasuke', null, 'kakashi', 't', now(), null),
    (3, 'ninja', 'kakashi', 'hatake', 'orochimaru', 't', now(), now());

    select * from warriors;

air package

https://github.com/cosmtrek/air