CREATE TABLE "orchestration_session_issue_relation" (
"orchestration_session_issue_relation_id" UUID PRIMARY KEY NOT NULL,
"issue_id_prime" UUID NOT NULL,
"issue_id_rel" TEXT NOT NULL,
"relationship_nature" TEXT NOT NULL,
"elaboration" TEXT CHECK(json_valid(elaboration) OR elaboration IS NULL),
FOREIGN KEY("issue_id_prime") REFERENCES "orchestration_session_issue"("orchestration_session_issue_id")
)