Answer / rayudu

HI ,

By using substr and instr we can retrive only the name part from the entire string and send to target.

Regrds,
rayudu

Answer / sunny

with data as
(
select 'vishnraju@gmail.com' coll from dual
union all
select 'suresh@yahoo.com' col from dual
union all
select 'krishna@hotmail.com' coll from dual
)
select SUBSTR(coll,1,(INSTR(coll,'@')-1)) AS USERNAME from data;

Answer / priyank

PORT=INPUT("vishnraju@gmail.com,suresh@yahoo.com,krishna@hotmail.com"
VAR_EMAIL_1=SUBSTR(PORT,1,INSTR(PORT,',',1,1)-1)
VAR_EMAIL_2=SUBSTR(PORT,INSTR(PORT,',',1,1)+1,INSTR(PORT,',',1,2)-1)
VAR_EMAIL_3=SUBSTR(PORT,INSTR(PORT,',',1,2)+1)
VAR_NAME_1=SUBSTR(VAR_EMAIL_1,1,INSTR(VAR_EMAIL_1,'@',1)-1)
VAR_NAME_2=SUBSTR(VAR_EMAIL_2,1,INSTR(VAR_EMAIL_2,'@',1)-1)
VAR_NAME_3=SUBSTR(VAR_EMAIL_3,1,INSTR(VAR_EMAIL_3,'@',1)-1)
OUT_PORT=VAR_NAME_1||','||VAR_NAME_2||','||VAR_NAME_3

Answer / keshava

Using SQL

SELECT 'vishnraju@gmail', INSTR('vishnraju@gmail', '@'),
SUBSTR('vishnraju@gmail', 1, INSTR('vishnraju@gmail', '@')-
1) FROM DUAL

Answer / bhagyasri

REPLACE(REPLACE(REPLACE(email_address, "@gmail.com", ""), "@yahoo.com", ""), "@hotmail.com", "")

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