What should be done before you do EXPLAIN?

What are the various locks available?

When you COMMIT, is the cursor closed?

What are the disadvantages of PAGE level lock?

What is a subselect?

When would you choose to run RUNSTATS?

Which of the following is true about the EXPLAIN command

Consider the following SQL statement, executed by user S001: CREATE VIEW BOSTON_TEAMS AS SELECT * FROM TEAMS WHERE STATE = 'MA' User S002 has INSERT authority on this view, what would happen if he tries to insert a row into this view, where the STATE field of that line contains a value of ‘IN’?

Given the following cursor declaration: DECLARE CLASSUPDATE CURSOR FOR SELECT CSTITLE FROM T001.CLASSS FOR UPDATE OF CDUR Which of the following embedded SQL statements will use this cursor correctly?

When a column has an extension of WITH DEFAULT NULL and a unique index is created on this column, what will be the effects on the possible null values in that column?

Which of the following is not a DB2 datatype