при этом если выполнить команду :
manage.py sqlall blog
enter code here
CREATE TABLE "BLOG_BLOGPOST" (
"ID" NUMBER(11) NOT NULL PRIMARY KEY,
"TITLE" NVARCHAR2(150),
"BODY" NCLOB,
"TIMESTAMP" TIMESTAMP NOT NULL
)
;
DECLARE
i INTEGER;
BEGIN
SELECT COUNT(*) INTO i FROM USER_CATALOG
WHERE TABLE_NAME = 'BLOG_BLOGPOST_SQ' AND TABLE_TYPE = 'SEQUENCE';
IF i = 0 THEN
EXECUTE IMMEDIATE 'CREATE SEQUENCE "BLOG_BLOGPOST_SQ"';
END IF;
END;
/
CREATE OR REPLACE TRIGGER "BLOG_BLOGPOST_TR"
BEFORE INSERT ON "BLOG_BLOGPOST"
FOR EACH ROW
WHEN (new."ID" IS NULL)
BEGIN
SELECT "BLOG_BLOGPOST_SQ".nextval
INTO :new."ID" FROM dual;
END;
/
COMMIT;`