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Built-In-Functions

SQL> create table em_tab(id number,namevarchar(15),age number,salary number);

Table created.

SQL>insert int em_tab(id,name,age,salary)values(1!5",#$hana%riya#,1&,'5!!!)

1 r created.

SQL> insert int em_tab(id,name,age,salary)values(1!5,#*idhya#,'','+!!!)1 r created.

SQL> insert int em_tab(id,name,age,salary)values(1!5&,#Sniya#,'+,'"!!!)

1 r created.

SQL> insert int em_tab(id,name,age,salary)values(1!!,#-a#,'5,'!!!!)

1 r created.

SQL> insert int em_tab(id,name,age,salary)values(1!!+,#/0alya#,1,''!!!)

1 r created.

SQL> insert int em_tab(id,name,age,salary)values(1!!,#/nitha#,'!,''!!!)

1 r created.

SQL> select 2 3rm em_tab;

4 6/$7 /87 S/L/-9

:::::::::::::::::::::::::::::::::::::::::::::::::

1'& mhana%riya 1& '5!!!

1+! *idhya '' '+!!!

1+1 Sniya '+ '"!!!

1+' -a '5 '!!!!

1++ /0alya 1 ''!!!

1+ /nitha '! ''!!!

rs selected.

String Functions:

Lpad:SQL> select l%ad(name,1',#2#)L

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-a222222222

/0alya222222

/nitha222222

rs selected.

Length:

SQL> select length(name)L768T= 3rm em_tab;L768T=

:::::::::

11

+

rs selected.

Lower:

SQL> select ler(name)L?7- 3rm em_tab;

L?7-

:::::::::::::::

mhana%riya

vidhya

sniya

ra

a0alya

anitha

rs selected.

Upper:SQL> select u%%er(name)@

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-a

/0alya

/nitha

rs selected.

Substr:

SQL> select substr(name,,5)S@DST- 3rm em_tab;S@DST-

:::::

ana%riya

hya

iya

lya

tha

rs selected.

Ltrim:

SQL> select ltrim(name,#/#)LT-4$ 3rm em_tab;

LT-4$

:::::::::::::::

mhana%riya

*idhya

Sniya

-a

0alya

nitha

rs selected.

Rtrim:SQL> select rtrim(name,#a#)-T-4$ 3rm em_tab;

-T-4$

:::::::::::::::

$hana%riy

*idhy

Sniy

-a

/0aly

/nith

rs selected.

Aggregate Functions:

Avg:

SQL> select avg(salary)as /vg_sal 3rm em_tab;

/vg_sal

:::::::::

'+1."

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Min:

SQL> select min(salary)as $in_sal 3rm em_tab;

$in_sal

:::::::::

'!!!!

Ma:SQL> select maE(salary)as $aE_sal 3rm em_tab;

$aE_sal

:::::::::

'"!!!

!ount:

SQL> select cunt(name) 3rm em_tab;

C@6T(6/$7)

:::::::::::

"umeric Functions:Abs:

SQL> select abs(salary) 3rm em_tab;

/DS(S/L/-9)

:::::::::::

'5!!!

'+!!!

'"!!!

'!!!!

''!!!

''!!!

rs selected.

#ower:

SQL> select %er(',+) 3rm dual;

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S$rt:

SQL> select sFrt(1'1) 3rm dual;

SQ-T(1'1)

:::::::::

11

%ate Functions:Add Months:

SQL> select add_mnths(sysdate,)/dd_$nth 3rm dual;

/dd_$nth

:::::::::

1:/ select neEt_day(#11:ec:1#,#thursday#)6eEt_ay 3rm dual;

6eEt_ay

:::::::::

1:7C:1

Round:

SQL> select rund(t_date(#!1:dec:1#),#9999#)97/-3rm dual;

97/-

:::::::::

!1:A/6:15

(runc:

SQL> select trunc(t_date(#11:ec:1#,#dd:mn:yy#),#year#)6e_$nth 3rm dual;

6e_$nth

:::::::::

!1:A/6:1