What is snapshot is too old? Give and example for better understand.

0 Answers   TCS,

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What is the string concatenation operator in oracle?

0 Answers  

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what are the advantages of running a database in NO archive log mode?

1 Answers  

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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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What are a cluster and non-cluster index?

0 Answers  

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i want department wise maxmum salary and empolyee name

9 Answers  

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what is the use of ondelete cascade?

3 Answers  

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What would you do if a database crashes in production?

1 Answers  

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What is the quickest way to export a table to a flat file?

0 Answers  

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What are inner join and outer join?

3 Answers  

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List out the difference between commit, rollback, and savepoint?

0 Answers  

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how to get the index id?

1 Answers   Cognizant, TCS,

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