sql query

65 pts.
Tags:
SQL
SQL Query
any one explain this query: select regexp_substr(char_name,'[^,]+',1,level)as row_id from char_change connect by level<=(select length(replace(char_name,',',null)) from char_change); this query is used to get the string value and print the row wise.

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ASKED: April 11, 2012  1:55 PM
UPDATED: April 11, 2012  4:15 PM

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  • Gowriking
    i understand subquery (select length(replace(char_name,',',null)) from char_change) but this part how will worked any one tel me (select regexp_substr(char_name,'[^,]+',1,level)as row_id from char_change ) thank youuu
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