diff --git a/dev-compose.yml b/dev-compose.yml
index cebe942..0df9688 100644
--- a/dev-compose.yml
+++ b/dev-compose.yml
@@ -8,3 +8,11 @@ services:
       MARIADB_USER: dev
       MARIADB_PASSWORD: dev
       MARIADB_ROOT_PASSWORD: dev
+#  postgres:
+#    image: postgres:alpine
+#    ports:
+#      - "15432:5432"
+#    environment:
+#      POSTGRES_DB: dev
+#      POSTGRES_USER: dev
+#      POSTGRES_PASSWORD: dev
diff --git a/src/main/kotlin/dev/dnpm/etl/processor/monitoring/Request.kt b/src/main/kotlin/dev/dnpm/etl/processor/monitoring/Request.kt
index 80ddde8..e1dd267 100644
--- a/src/main/kotlin/dev/dnpm/etl/processor/monitoring/Request.kt
+++ b/src/main/kotlin/dev/dnpm/etl/processor/monitoring/Request.kt
@@ -32,6 +32,7 @@ data class Request(
     @Id val id: Long? = null,
     val uuid: RequestId = RequestId.randomUUID(),
     val patientId: String,
+    val pid: String,
     val fingerprint: String,
     val status: RequestStatus,
     val processedAt: Instant = Instant.now()
diff --git a/src/main/kotlin/dev/dnpm/etl/processor/web/MtbFileController.kt b/src/main/kotlin/dev/dnpm/etl/processor/web/MtbFileController.kt
index 7276561..04c1594 100644
--- a/src/main/kotlin/dev/dnpm/etl/processor/web/MtbFileController.kt
+++ b/src/main/kotlin/dev/dnpm/etl/processor/web/MtbFileController.kt
@@ -46,6 +46,7 @@ class MtbFileController(
 
     @PostMapping(path = ["/mtbfile"])
     fun mtbFile(@RequestBody mtbFile: MtbFile): ResponseEntity<Void> {
+        val pid = mtbFile.patient.id
         val pseudonymized = pseudonymizeService.pseudonymize(mtbFile)
 
         val lastRequestForPatient =
@@ -55,6 +56,7 @@ class MtbFileController(
             requestRepository.save(
                 Request(
                     patientId = pseudonymized.patient.id,
+                    pid = pid,
                     fingerprint = fingerprint(mtbFile),
                     status = RequestStatus.DUPLICATION
                 )
@@ -93,6 +95,7 @@ class MtbFileController(
         requestRepository.save(
             Request(
                 patientId = pseudonymized.patient.id,
+                pid = pid,
                 fingerprint = fingerprint(mtbFile),
                 status = requestStatus
             )
diff --git a/src/main/resources/db/migration/mariadb/V0_1_0__Init.sql b/src/main/resources/db/migration/mariadb/V0_1_0__Init.sql
index 0683195..38a3d5f 100644
--- a/src/main/resources/db/migration/mariadb/V0_1_0__Init.sql
+++ b/src/main/resources/db/migration/mariadb/V0_1_0__Init.sql
@@ -1,8 +1,9 @@
 CREATE TABLE IF NOT EXISTS request
 (
     id           int auto_increment primary key,
-    uuid         varchar(255)                     not null,
+    uuid         varchar(255)                     not null unique,
     patient_id   varchar(255)                     not null,
+    pid          varchar(255)                     not null,
     fingerprint  varchar(255)                     not null,
     status       varchar(16)                      not null,
     processed_at datetime default utc_timestamp() not null
diff --git a/src/main/resources/db/migration/postgresql/V0_1_0__Init.sql b/src/main/resources/db/migration/postgresql/V0_1_0__Init.sql
new file mode 100644
index 0000000..483479d
--- /dev/null
+++ b/src/main/resources/db/migration/postgresql/V0_1_0__Init.sql
@@ -0,0 +1,11 @@
+CREATE TABLE IF NOT EXISTS request
+(
+    id           serial,
+    uuid         varchar(255)                           not null unique,
+    patient_id   varchar(255)                           not null,
+    pid          varchar(255)                           not null,
+    fingerprint  varchar(255)                           not null,
+    status       varchar(16)                            not null,
+    processed_at timestamp with time zone default now() not null,
+    PRIMARY KEY (id)
+);
\ No newline at end of file