Showing posts with label sqlgt. Show all posts
Showing posts with label sqlgt. Show all posts

Tuesday, March 20, 2012

odd CREATE VIEW problem.

that's odd. here is what happens. when i do this:

SQL> CREATE VIEW
2 "MY_ADDSTUDENTTARGET" ("DEMOGRAPHICID","ETHNICITYID","REFERRERID","DEMOGRAPHICSTUDENTID","ACADE
MICYEARID","DOB","EMAIL","FNAME","HOMEADDRESS1","HOMEADDRESS2","HOMECITY","HOMECOUNTRY")
3 AS
4 SELECT DEMOGRAPHIC.DEMOGRAPHICID, DEMOGRAPHIC.ETHNICITYID, DEMOGRAPHIC.REFERRERID, DEMOGRAPHIC.
STUDENTID, STUDENT.ACADEMICYEARID, STUDENT.DOB, STUDENT.EMAIL, STUDENT.FNAME, STUDENT.HOMEADDRESS1,S
TUDENT.HOMEADDRESS2, STUDENT.HOMECITY, STUDENT.HOMECOUNTRY
5 FROM DEMOGRAPHIC, STUDENT;

it works fine without any problems. However, if i add just one more column, like this:

SQL> CREATE VIEW"MY_ADDSTUDENTTARGET" ("DEMOGRAPHICID","ETHNICITYID","REFERRERID","DEMOGRAPHICSTUDEN
TID","ACADEMICYEARID","DOB","EMAIL","FNAME","HOMEADDRESS1","HOMEADDRESS2","HOMECITY","HOMECOUNTRY","
HOMEPOST")
2 AS
3 SELECT DEMOGRAPHIC.DEMOGRAPHICID, DEMOGRAPHIC.ETHNICITYID, DEMOGRAPHIC.REFERRERID, DEMOGRAPHIC.
STUDENTID, STUDENT.ACADEMICYEARID, STUDENT.DOB, STUDENT.EMAIL, STUDENT.FNAME, STUDENT.HOMEADDRESS1,S
TUDENT.HOMEADDRESS2, STUDENT.HOMECITY, STUDENT.HOMECOUNTRY, STUDENT.HOMEPOST
4 FROM DEMOGRAPHIC, STUDENT;

i get this error:

SELECT DEMOGRAPHIC.DEMOGRAPHICID, DEMOGRAPHIC.ETHNICITYID, DEMOGRAPHIC.REFERRERID, DEMOGRAPHIC.STUDE

ERROR at line 4:
ORA-00904: invalid column name

The field HOMEPOST is a valid field in the table STUDENT. When i do a DESCRIBE on the table, i can clearly see the field HOMEPOST there and it has valid data in it. Is there some sort of a restriction on the number of columns you could have per view (i thought it was a 1000) or the length of the CREATE VIEW string? Any ideas?

thanks.never mind, i figured it out. apparently, there is a command line string limit in pl/sql. you learn something new every day i guess.