What is the difference between SQL, DDL, and DML?

7 Answers   BeBo Technologies, Wipro,

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SQL> CREATE TABLE to_table 2 (col1 NUMBER); Table created. SQL> CREATE OR REPLACE TRIGGER statement_trigger 2 AFTER INSERT ON to_table 3 BEGIN 4 DBMS_OUTPUT.PUT_LINE('After Insert Statement Level'); 5 END; 6 / Trigger created. SQL> CREATE OR REPLACE TRIGGER row_trigger 2 AFTER INSERT ON to_table 3 FOR EACH ROW 4 BEGIN 5 DBMS_OUTPUT.PUT_LINE('After Insert Row Level'); 6 END; 7 / Trigger created. SQL> INSERT INTO TO_TABLE VALUES(1); After Insert Row Level After Insert Statement Level 1 row created. SQL> BEGIN 2 INSERT INTO TO_TABLE VALUES(2); 3 INSERT INTO TO_TABLE VALUES(3); 4 INSERT INTO TO_TABLE VALUES(4); 5 INSERT INTO TO_TABLE VALUES(5); 6 INSERT INTO TO_TABLE VALUES(6); 7 INSERT INTO TO_TABLE VALUES(7); 8 INSERT INTO TO_TABLE VALUES(8); 9 INSERT INTO TO_TABLE VALUES(9); 10 INSERT INTO TO_TABLE VALUES(0); 11 END; 12 / WAT LL BE THE O/P??? XPLAIN IT>>>>

1 Answers   Infosys,

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A VIEWS takes memory in the database. If yes, how can u proove it? is there any way to display the size of views?

1 Answers   IBM,

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How to assign a tablespace to a users in oracle?

0 Answers  

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How to connect to a local oracle 10g xe server?

0 Answers  

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12 RULES OF RDBMS

1 Answers  

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1. Display all the rows and columns in the CLIENT table. Sort by client name in reverse alphabetical order.

2 Answers   Wipro,

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How to bring a tablespace offline?

0 Answers  

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how to get the index id?

1 Answers   Cognizant, TCS,

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what is mean by prmary key and foreign key and how can we diffrentiate that? Please answer me. Advance thanks.

9 Answers   BPO, Excel, Wipro,

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What is the cache hit ratio, what impact does it have on performance of an Oracle database and what is involved in tuning it?

0 Answers  

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What is the difference between hot backup and cold backup in oracle? Tell about their benefits also.

0 Answers  

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