ERROR: unsatisfiable constraints using apk in dockerfile
问题 I'm trying to install postgis into a postgres container. Dockerfile: FROM postgres:9.6.4-alpine RUN apk update \ && apk add -u postgresql-9.6-postgis-2.4 postgresql-9.6-postgis-2.4-scripts \ && rm -rf /var/lib/apt/lists/* COPY ./scripts/postgis.sh /docker-entrypoint-initdb.d/postgis.sh postgis.sh: #!/bin/sh for DB in $(psql -t -c "SELECT datname from pg_database where datname = 'backend'"); do echo "Loading PostGIS extensions into $DB" "${psql[@]}" --dbname="$DB" <<-'EOSQL' CREATE EXTENSION