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How many rows will be deleted by the following DELETE statement?

The following statements:
CREATE TABLE t1 (col1 INT NOT NULL, PRIMARY KEY (col1));
CREATE TABLE t2 (col1 INT NOT NULL, col2 CHAR(1) NOT NULL, PRIMARY KEY (col1, col2),
FOREIGN KEY (col1) REFERENCES t1 (col1)
ON DELETE CASCADE ON UPDATE RESTRICT);

CREATE TABLE t3 (col1 INT NOT NULL, col2 INT NOT NULL, PRIMARY KEY (col1, col2),
FOREIGN KEY (col1) REFERENCES t1 (col1)
ON DELETE NO ACTION ON UPDATE RESTRICT);
INSERT INTO t1 VALUES (1), (2);
INSERT INTO t2 VALUES (1, ‘a’), (1, ‘b’), (2,’c’);
INSERT INTO t3 VALUES (1, 100), (2, 200), (2,300);
How many rows will be deleted by the following DELETE statement? DELETE FROM t1 WHERE
col1 = 1;

Which tool, when used on the Power 570 LPAR, will provide the data necessary for the administrators to estimat

A system administrator and application administrator are considering moving a production
application running in an AIX 6 LPAR from a Power 570 server to a Power 770 server. Due
to resource constraints the LPAR would employ Active Memory Expansion on the Power
770. Both administrators are hesitant to employ a new function in a production LPAR without
some analysis beforehand. Which tool, when used on the Power 570 LPAR, will provide the
data necessary for the administrators to estimate the consequences of moving the
application and invoking Active Memory Expansion?


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