What is the meaning of LIKE '%0%0%'
A. Feature begins with two 0's
B. Feature ends with two 0's
C. Feature has more than two 0's
D. Feature has two 0's in it, at any position
Answer: Option D
A. Feature begins with two 0's
B. Feature ends with two 0's
C. Feature has more than two 0's
D. Feature has two 0's in it, at any position
Answer: Option D
A. Structured Query Language
B. Structured Query List
C. Simple Query Language
D. None of these
Which is the subset of SQL commands used to manipulate Oracle Database structures, including tables?
A. Data Definition Language(DDL)
B. Data Manipulation Language(DML)
C. Both of above
D. None
Which operator performs pattern matching?
A. BETWEEN operator
B. LIKE operator
C. EXISTS operator
D. None of these
What operator tests column for the absence of data?
A. EXISTS operator
B. NOT operator
C. IS NULL operator
D. None of these
%0 - feature ends with 0
0% - feature begins with 0
%0% - feature has 0 at any position
%0%0% - the above things repeats 2 times. so, 2 0's at any position.
regards,
Ish