RE: Two more Qs Please...

RE: Two more Qs Please...

 

  

Here is an export/import result:

export to C:\temp/h of del select * from hh;

import from C:\temp/h of del replace into hh2;

select * from hh2;

---------------------------------- Script
-----------------------------------
Untitled1
----------------------------------------------------------------------------
-
SQL3104N The Export utility is beginning to export data to file
"C:\temp\h".

SQL3105N The Export utility has finished exporting "2" rows.

Number of rows exported: 2
---------------------------------- Script
-----------------------------------
Untitled1
----------------------------------------------------------------------------
-
SQL3109N The utility is beginning to load data from file "C:\temp\h".

SQL3110N The utility has completed processing. "2" rows were read from the

input file.

SQL3221W ...Begin COMMIT WORK. Input Record Count = "2".

SQL3222W ...COMMIT of any database changes was successful.

SQL3149N "2" rows were processed from the input file. "2" rows were
successfully inserted into the table. "0" rows were rejected.

HH H
----------- -----------
5 5
1 1

2 record(s) selected.



-----Original Message-----
From: Cloke, John [mailto:John.[Email Address Removed] Monday, June 09, 2003 9:21 AM
To: Herschede, Heidi
Cc: sami dba; [Email Address Removed] RE: Two more Qs Please...


Is this order still true after a reorg or export / import? (I understood it
wasn't, but am a bit of a novice still) - both of which are valid operations
to the table given the question.

If so then isn't the correct answer to the question "none of them really"
(ie the closest answer is A).




-----Original Message-----
From: Herschede, Heidi [mailto:[Email Address Removed] 09 June 2003 14:06
To: 'sami dba'; [Email Address Removed] RE: Two more Qs Please...


Q1)

Order of SQL:
create table hh (hh int not null, h int);

ALTER TABLE hh
ADD PRIMARY KEY (hh);

insert into hh values (5,5);

insert into hh values (1,1);

select * from hh;

HH H
----------- -----------
5 5
1 1

2 record(s) selected.


Q2) Unless this is a trick question, the answer is:

A. GRANT SELECT ON TABLE table1 TO user1


-----Original Message-----
From: sami dba [mailto:[Email Address Removed] Saturday, June 07, 2003 6:42 AM
To: [Email Address Removed] Two more Qs Please...


Q1)
Given a large table with the following sample data:
STAFF
ID LASTNAME
1 Jones
2 Smith
... ...
When issuing the query "SELECT * FROM staff", which of the following will
always describe the order of the rows in the result set?

A. An undetermined order

B. Sorted by primary key

C. The order in which rows were inserted into the table

D. Sorted by the ID column, then by the LASTNAME column

Q2)

A user creates the table TABLE1 with a referential constraint defined over
column COL1. Which of the following statements would explicitly give USER1
the ability to read rows from the table?

A. GRANT SELECT ON TABLE table1 TO user1

B. GRANT ACCESS ON TABLE table1 TO user1

C. GRANT REFERENCES TO user1 ON TABLE table1

D. GRANT UPDATE (col1) TO user1 ON TABLE table1




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