service/src/main/resources/db/migrations/postgresql/V3__task_instances.sql

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CREATE TABLE bastet_c_task_insts (
  id BIGSERIAL NOT NULL,
  case_id                  BIGINT         NOT NULL,
  task_def_id              BIGINT         NOT NULL,
  a_comment                VARCHAR(4096)  NOT NULL,
  executed_on              TIMESTAMP(3)   NULL,
  executed_by              VARCHAR(32)    NULL,
  CONSTRAINT bastet_c_task_inst_pk PRIMARY KEY (id),
  CONSTRAINT bastet_c_task_inst_uq UNIQUE (case_id, task_def_id),
  CONSTRAINT bastet_c_task_inst_case_fk FOREIGN KEY (case_id) REFERENCES bastet_cases (id),
  CONSTRAINT bastet_c_task_inst_def_fk FOREIGN KEY (task_def_id) REFERENCES bastet_p_task_defs (id)
);