HHH-17539 Update PostgreSQL CI testing to 16

docker_db.sh

@@ -188,7 +188,7 @@ mariadb_11_3() {
 }
 
 postgresql() {
-  postgresql_15
+  postgresql_16
 }
 
 postgresql_12() {
@@ -216,6 +216,13 @@ postgresql_15() {
     $CONTAINER_CLI exec postgres bash -c '/usr/share/postgresql-common/pgdg/apt.postgresql.org.sh -y && apt install postgresql-15-pgvector && psql -U hibernate_orm_test -d hibernate_orm_test -c "create extension vector;"'
 }
 
+postgresql_16() {
+    $CONTAINER_CLI rm -f postgres || true
+    $CONTAINER_CLI run --name postgres -e POSTGRES_USER=hibernate_orm_test -e POSTGRES_PASSWORD=hibernate_orm_test -e POSTGRES_DB=hibernate_orm_test -p5432:5432 --tmpfs /pgtmpfs:size=131072k -d docker.io/postgis/postgis:16-3.4 \
+      -c fsync=off -c synchronous_commit=off -c full_page_writes=off -c shared_buffers=256MB -c maintenance_work_mem=256MB -c max_wal_size=1GB -c checkpoint_timeout=1d
+    $CONTAINER_CLI exec postgres bash -c '/usr/share/postgresql-common/pgdg/apt.postgresql.org.sh -y && apt install postgresql-16-pgvector && psql -U hibernate_orm_test -d hibernate_orm_test -c "create extension vector;"'
+}
+
 edb() {
     edb_15
 }
@@ -949,6 +956,7 @@ if [ -z ${1} ]; then
     echo -e "\toracle_23"
     echo -e "\toracle_21"
     echo -e "\tpostgresql"
+    echo -e "\tpostgresql_16"
     echo -e "\tpostgresql_15"
     echo -e "\tpostgresql_14"
     echo -e "\tpostgresql_13"