LEGLINK-789: Speed up Validation service result persistence

Java/validation/src/main/java/com/lantanagroup/link/validation/entities/Result.java

@@ -27,7 +27,8 @@ public class Result {
     private static final Logger logger = LoggerFactory.getLogger(Result.class);
 
     @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @SequenceGenerator(name = "result_seq", sequenceName = "result_sequence", schema = "dbo", allocationSize = 100)
+    @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "result_seq")
     private Long id;
 
     @Column(nullable = false)

Java/validation/src/main/resources/application-docker.yml

@@ -21,6 +21,12 @@ spring:
   jpa:
     hibernate:
       ddl-auto: update
+    properties:
+      hibernate:
+        jdbc:
+          batch_size: 100
+        order_inserts: true
+        order_updates: true
 
   data:
     redis:

Java/validation/src/main/resources/application-local.yml

@@ -10,6 +10,10 @@ spring:
           schema-generation:
             script:
               append: false
+        jdbc:
+          batch_size: 100
+        order_inserts: true
+        order_updates: true
 
       jakarta:
         persistence:

Java/validation/src/main/resources/database/migrations/V20260812__result_sequence_recreate_table.sql

@@ -0,0 +1,112 @@
+-- Drop old result tables (data will be lost per migration plan)
+if exists (select 1 from sys.foreign_keys where name = 'fk_result_category_result_id')
+begin
+    alter table result_category drop constraint fk_result_category_result_id
+end
+
+if exists (select 1 from sys.foreign_keys where name = 'fk_result_category_category_id')
+begin
+    alter table result_category drop constraint fk_result_category_category_id
+end
+
+if exists (select 1 from sys.tables where name = 'result_category' and schema_id = schema_id('dbo'))
+begin
+    drop table result_category
+end
+
+if exists (select 1 from sys.tables where name = 'result' and schema_id = schema_id('dbo'))
+begin
+    drop table result
+end
+
+if exists (select 1 from sys.sequences where name = 'result_sequence' and schema_name(schema_id) = 'dbo')
+begin
+    drop sequence dbo.result_sequence
+end
+
+-- Create sequence for Result IDs
+create sequence dbo.result_sequence
+    as bigint
+    start with 1
+    increment by 100;
+
+-- Recreate result table using sequence-based IDs (not IDENTITY)
+create table result
+(
+    id          bigint not null primary key default (NEXT VALUE FOR dbo.result_sequence),
+    expression  varchar(1000),
+    code        varchar(255)    not null check (code in
+                                                ('INVALID', 'STRUCTURE', 'REQUIRED', 'VALUE', 'INVARIANT', 'SECURITY',
+                                                 'LOGIN', 'UNKNOWN', 'EXPIRED', 'FORBIDDEN', 'SUPPRESSED', 'PROCESSING',
+                                                 'NOTSUPPORTED', 'DUPLICATE', 'MULTIPLEMATCHES', 'NOTFOUND', 'DELETED',
+                                                 'TOOLONG', 'CODEINVALID', 'EXTENSION', 'TOOCOSTLY', 'BUSINESSRULE',
+                                                 'CONFLICT', 'TRANSIENT', 'LOCKERROR', 'NOSTORE', 'EXCEPTION',
+                                                 'TIMEOUT', 'INCOMPLETE', 'THROTTLED', 'INFORMATIONAL', 'NULL')),
+    facility_id varchar(255)    not null,
+    location    varchar(255),
+    message     varchar(max)    not null,
+    patient_id  varchar(255)    not null,
+    report_id   varchar(255)    not null,
+    severity    varchar(255)    not null check (severity in ('FATAL', 'ERROR', 'WARNING', 'INFORMATION', 'NULL'))
+);
+
+-- Recreate result_category join table
+create table result_category
+(
+    result_id   bigint       not null,
+    category_id varchar(255) not null
+);
+
+-- Indexes and constraints
+if not exists (select 1 from sys.indexes where name = 'ix_result_facility_id' and object_id = object_id('result'))
+    create index ix_result_facility_id
+        on result (facility_id);
+
+if not exists (select 1 from sys.indexes where name = 'ix_result_facility_id_report_id' and object_id = object_id('result'))
+    create index ix_result_facility_id_report_id
+        on result (facility_id, report_id);
+
+if not exists (select 1 from sys.indexes where name = 'ix_result_facility_id_report_id_patient_id' and object_id = object_id('result'))
+    create index ix_result_facility_id_report_id_patient_id
+        on result (facility_id, report_id, patient_id);
+
+if not exists (select 1 from sys.indexes where name = 'ix_result_category_result_id' and object_id = object_id('result_category'))
+    create index ix_result_category_result_id
+        on result_category (result_id);
+
+if not exists (select 1 from sys.key_constraints where name = 'ix_result_category_result_id_category_id')
+begin
+    alter table result_category
+        add constraint ix_result_category_result_id_category_id unique (result_id, category_id);
+end;
+
+-- Foreign keys
+if not exists (select 1 from sys.foreign_keys where name = 'fk_result_category_category_id')
+begin
+    alter table result_category
+        add constraint fk_result_category_category_id
+            foreign key (category_id)
+                references category;
+end;
+
+if not exists (select 1 from sys.foreign_keys where name = 'fk_result_category_result_id')
+begin
+    alter table result_category
+        add constraint fk_result_category_result_id
+            foreign key (result_id)
+                references result;
+end;
+
+-- Ensure existing sequence uses increment 100 to match Hibernate allocationSize
+IF EXISTS (SELECT 1 FROM sys.sequences WHERE name = 'result_sequence' AND schema_name(schema_id) = 'dbo')
+BEGIN
+    ALTER SEQUENCE dbo.result_sequence
+        INCREMENT BY 100;
+END
+ELSE
+BEGIN
+    CREATE SEQUENCE dbo.result_sequence
+        AS bigint
+        START WITH 1
+        INCREMENT BY 100;
+END