Examine this database trigger?
Submitted by: Administrator52. CREATE OR REPLACE TRIGGER prevent_gross_modification
53. {additional trigger information}
54. BEGIN
55. IF TO_CHAR(sysdate, DY) = MON
56. THEN
57. RAISE_APPLICATION_ERROR(-20000,Gross receipts cannot be deleted on Monday);
58. END IF;
59. END;
This trigger must fire before each DELETE of the GROSS_RECEIPT table. It should fire only once for the entire DELETE statement. What additional information must you add?
1. BEFORE DELETE ON gross_receipt
2. AFTER DELETE ON gross_receipt
3. BEFORE (gross_receipt DELETE)
4. FOR EACH ROW DELETED FROM gross_receipt
Submitted by: Administrator
53. {additional trigger information}
54. BEGIN
55. IF TO_CHAR(sysdate, DY) = MON
56. THEN
57. RAISE_APPLICATION_ERROR(-20000,Gross receipts cannot be deleted on Monday);
58. END IF;
59. END;
This trigger must fire before each DELETE of the GROSS_RECEIPT table. It should fire only once for the entire DELETE statement. What additional information must you add?
1. BEFORE DELETE ON gross_receipt
2. AFTER DELETE ON gross_receipt
3. BEFORE (gross_receipt DELETE)
4. FOR EACH ROW DELETED FROM gross_receipt
Submitted by: Administrator
Read Online SQL Job Interview Questions And Answers
Top SQL Questions
☺ | Under which circumstance must you recompile the package body after recompiling the package specification? |
☺ | What is sql Posting? |
☺ | For which trigger timing can you reference the NEW and OLD qualifiers? |
☺ | The command used to open a CURSOR FOR loop is? |
☺ | What occurs if a procedure or function terminates with failure without being handled? |
Top Databases Programming Categories
☺ | RDBMS Interview Questions. |
☺ | SQL Interview Questions. |
☺ | SSRS Interview Questions. |
☺ | Sybase Interview Questions. |
☺ | Database Administrator (DBA) Interview Questions. |