Matching the rows in 2 files

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# 1  
Old 12-10-2013
Matching the rows in 2 files

I have a file like this

AFF3    BCL2

And second input file like this

chromosome    start    end    gene
chr1    38177326    38664955    AFF3
chr4    148077060    148088064    AGTRAP
chr13    74211117    74292309    AHRR
chr5    3928185    4080204    AKAP9
chr1    106538177    106714290    GLI1
chr6    39603236    39725463    BCL2
chr1    13139158    13374083    BRAF
chr6    39603236    39725463    NCOA2
chr6    39603236    39725463    BRAF

what i want to get is something like below.

output file
AFF3    BCL2    chr1    38177326    38664955 chr6    39603236    39725463    
AGTRAP    BRAF    chr4    148077060    148088064   chr1    13139158    13374083
AHRR    NCOA2    chr13    74211117    74292309 chr6    39603236    39725463

Last edited by raj_k; 12-10-2013 at 05:29 AM.. Reason: wrongly typed the output
# 2  
Old 12-10-2013
Could you review your output spec, do you really want the previous row to the join key appended ?
# 3  
Old 12-10-2013
Hey sorry its a mistake i edited it
# 4  
Old 12-10-2013
awk '
        NR == FNR {
                A[$1 OFS $2]
        /^chr[0-9]/ {
                for ( k in A )
                        split ( k, V )
                        if ( ( $NF == V[1] ) || ( $NF == V[2] ) )
                                r = $0
                                sub ( /[ ][A-Z0-9]*$/, x, r )
                                R[k] = R[k] ? R[k] OFS r : k OFS r
        END {
                for ( k in R )
                        print R[k]
' OFS='\t' file1 file2

This User Gave Thanks to Yoda For This Post:
# 5  
Old 12-10-2013
Try also:
awk 'NR==FNR{T[$4]=$1 FS $2 FS $3; next} {print $0, T[$1], T[$2]}'  file2 file1
AFF3    BCL2 chr1 38177326 38664955 chr6 39603236 39725463
AGTRAP    BRAF chr4 148077060 148088064 chr6 39603236 39725463
AHRR    NCOA2 chr13 74211117 74292309 chr6 39603236 39725463
AKAP9    BRAF chr5 3928185 4080204 chr6 39603236 39725463

Why did line 4 not appear in your desired output?
This User Gave Thanks to RudiC For This Post:
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