ocr: column SQL-Description EMP NO (EMPNO) SMALLINT Not Null FIRST NAME (FIRSINAME) VARCHAR(15) Not Null LAST NAME (LASTNAME) VARCHAR - (20) Not Null PHONE EXT VARCHAR(4) Nullable HIRE DATE DATE Not Null DEFAULT a NOW' DEPT NO (DEPINO) CHAR(3) Not Null. CHECK (VALUE = 000' OR (VALUE > '0' AND VALUE 999OR VALUE IS NULL) JOB CODE (JOBCODE) VARCHAR(5) Not Null. CHECK (VALUE > 99999. - - JOB GRADE (JOBGRADE) SMALLINT Not Null. CHECK (VALUE BETWEEN 0 AND 6) JOB COUNTRY (COUNTRYNAME) VARCHAR(15) Not Null SALARY (SALARY) NUMERIC(15, 2) Not Null DEFAULT 0
