[CCAP-1629] Using flyway to manage Spring database tables (#1036)

Author: cram-cfa

src/main/resources/application-form-flow-library.yaml

@@ -9,6 +9,6 @@ spring:
   session:
     store-type: jdbc
     jdbc:
-      initialize-schema: always
+      initialize-schema: never
   jpa:
     open-in-view: false

src/main/resources/db/migration/V2026.01.05__create_spring_session_schema.sql

@@ -0,0 +1,53 @@
+-- This, along with the disabling Spring's autocreation in application.yaml, will
+-- mean that Flyway is used to create the appropriate tables, indices, and triggers
+-- for Spring to properly store session data
+
+-- 1. SPRING_SESSION table
+CREATE TABLE IF NOT EXISTS SPRING_SESSION
+(
+    PRIMARY_ID            CHAR(36) NOT NULL,
+    SESSION_ID            CHAR(36) NOT NULL,
+    CREATION_TIME         BIGINT   NOT NULL,
+    LAST_ACCESS_TIME      BIGINT   NOT NULL,
+    MAX_INACTIVE_INTERVAL INT      NOT NULL,
+    EXPIRY_TIME           BIGINT   NOT NULL,
+    PRINCIPAL_NAME        VARCHAR(100),
+    CONSTRAINT spring_session_pk PRIMARY KEY (PRIMARY_ID)
+);
+
+-- 2. Indexes on SPRING_SESSION
+CREATE UNIQUE INDEX IF NOT EXISTS spring_session_ix1
+    ON SPRING_SESSION (SESSION_ID);
+
+CREATE INDEX IF NOT EXISTS spring_session_ix2
+    ON SPRING_SESSION (EXPIRY_TIME);
+
+CREATE INDEX IF NOT EXISTS spring_session_ix3
+    ON SPRING_SESSION (PRINCIPAL_NAME);
+
+-- 3. SPRING_SESSION_ATTRIBUTES table
+CREATE TABLE IF NOT EXISTS SPRING_SESSION_ATTRIBUTES
+(
+    SESSION_PRIMARY_ID CHAR(36)     NOT NULL,
+    ATTRIBUTE_NAME     VARCHAR(200) NOT NULL,
+    ATTRIBUTE_BYTES    BYTEA        NOT NULL,
+    CONSTRAINT spring_session_attributes_pk
+        PRIMARY KEY (SESSION_PRIMARY_ID, ATTRIBUTE_NAME)
+);
+
+-- 4. Foreign key (add only if missing)
+DO
+$$
+    BEGIN
+        IF NOT EXISTS (SELECT 1
+                       FROM information_schema.table_constraints
+                       WHERE constraint_name = 'spring_session_attributes_fk'
+                         AND table_name = 'spring_session_attributes') THEN
+            ALTER TABLE SPRING_SESSION_ATTRIBUTES
+                ADD CONSTRAINT spring_session_attributes_fk
+                    FOREIGN KEY (SESSION_PRIMARY_ID)
+                        REFERENCES SPRING_SESSION (PRIMARY_ID)
+                        ON DELETE CASCADE;
+        END IF;
+    END
+$$;

src/test/resources/application-test.yaml

@@ -55,4 +55,4 @@ spring:
     store-type: jdbc
     timeout: 72h
     jdbc:
-      initialize-schema: always
+      initialize-schema: never