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Jonathan Ellis resolved CASSANDRA-7609. --------------------------------------- Resolution: Duplicate > CSV import is taking huge time in CQL > ------------------------------------- > > Key: CASSANDRA-7609 > URL: https://issues.apache.org/jira/browse/CASSANDRA-7609 > Project: Cassandra > Issue Type: Bug > Components: Tools > Environment: Ubuntu OS > Reporter: akshay > Priority: Critical > Fix For: 2.0.9 > > > Hello, > I am trying copy command in Cassandra to import CSV file in to DB, Import is > taking huge time, any suggestion to improve it? > id,a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z > 100,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26 > 101,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26 > ---- > -- > -- > there are ~ 50 K lines in this file , size is ~ 5 MB. > > I have created table as per below: > create table csldata4 ( id int PRIMARY KEY,a int , b int, c int, d int, e > int, f int, > g int, h int,i int, j int, k int, l int,m int, n int, > o int, p int, q int, r int, s int, t > int, u int, v int, w int, x int, y int , z int); > Copy Command: > COPY csldata4 (id , a , b , c , d , e , f , g , h , i , j , k , l , m , n , o > , p , q , r , s , t , u , v , w , x , y , z ) FROM 'csldata1.csv' WITH > HEADER=TRUE; > > Issue here is it's taking huge time to import > cqlsh:mykeyspace> COPY csldata (id , a , b , c , d , e , f , g , h , i , j , > k , l , m , n , o , p , q , r , s , t , u , v , w , x , y , z ) FROM > 'csldata1.csv' WITH HEADER=TRUE; > 66215 rows imported in 1 minute and 31.044 seconds. -- This message was sent by Atlassian JIRA (v6.2#6252)