SIMPLE DATABASE QUERYS
SIMPLE DATABASE QUERYS
***CREATE TABLE***
CREATE TABLE RAJA(ENO INT,ENAME VARCHAR(10),SALARY INT);
***INSERT***
1) INSERT INTO RAJA VALUES(:ENO,:ENAME,:SALARY);
***UPDATE***
2) UPDATE RAJA SET ENAME='KAVIN' WHERE ENO=1;
***ALTER***
3) ALTER TABLE RAJA ADD(PLACE VARCHAR(10));
4) ALTER TABLE RAJA RENAME TO ROCK;
5) ALTER TABLE ROCK DROP COLUMN PLACE;
***DELETE***
6) DELETE RAJA WHERE ENO=1;
7) DROP TABLE RAJA;
***VIEW***
8) SELECT * FROM RAJA;
9) SELECT ENAME FROM RAJA;
10) SELECT ESAL,ENAME FROM RAJA;
***DISTINCT***
11) SELECT DISTINCT(ENAME) FROM RAJA;
***TRAUNCATE***
12)TRUNCATE TABLE RAJA;
***TEMPORVARY TABLE***
13)CREATE TABLE #RAJA(ENO INT(10),ENAMR VARCHAR(10)):
***COPY TABLE***
14)SELECT * INTO RAJA FROM ROCK;
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