ALTER TABLE PROJECT ADD ALLOW_REPLICATION_LTS VARCHAR2(1) DEFAULT 'Y' NOT NULL 
/
ALTER TABLE PROJECT ADD CONSTRAINT CKC_ALLOW_REP_LTS_PROJECT CHECK (ALLOW_REPLICATION_LTS IN ('Y', 'N'))
/
ALTER TABLE PROJECT ADD IS_LTS_REPLICATION VARCHAR2(1) DEFAULT 'Y' NOT NULL 
/
ALTER TABLE PROJECT ADD CONSTRAINT CKC_IS_LTS_REP_PROJECT CHECK (IS_LTS_REPLICATION IN ('Y', 'N'))