Sum column values based in common identifier in 1st column.
Hi,
I have a table to be imported for R as matrix or data.frame but I first need to edit it because I've got several lines with the same identifier (1st column), so I want to sum the each column (2nd -nth) of each identifier (1st column)
The input is for example, after sorted:
I want an output as follow:
How can do this in awk? I queried some threads with similar task but all of those were about just a sum of one given column.
Please help. Thanks in advance !
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Please use code tags next time for your code and data. Thanks
Hi,
I am new to this forum and new to awk.
I have a file that contains 2 columns.
Heres an example of what it looks like:
10 +
20 +
40 +
50 -
70 -
So the file is tab-delimited. What I want to do is add 10 to column 1 whenever column 2 is + and substract 10 from column 1... (1 Reply)
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I have two files consisting of two columns. So I want to merge column 2 if column 1 is the same. So heres an example of what I mean.
FILE1
driver 444
car 333
hat 222
FILE2
driver 333
car 666
hat 999
So I want to merge the column 2's together so... (4 Replies)
Hi All,
I have a file which is having 3 columns as (string string integer)
a b 1
x y 2
p k 5
y y 4
.....
.....
Question:
I want get the unique value of column 2 in a sorted way(on column 2) and the sum of the 3rd column of the corresponding rows. e.g the above file should return the... (6 Replies)
Hello
I have file that consist of 2 columns of millions of entries
timestamp and throughput
I want to find the average (throughput ) for each equal timestamp before change it to proper format
e.g : i want to average 2 coloumnd fot all 1308154800 values in column 1
and then
print... (4 Replies)
Hi,
I am trying to get the common entries from 2 files based on 1st field.. However when I try to do in perl I am getting blank output.. How can I do this in awk?
open(BUFF1, "my_genes");
open(BUFF3, "rawcounts");
#open(WRBUFF,">result_rawcounts");
while($line =<BUFF1>)
{
... (3 Replies)
I have a following inputfile
MT,AP,CDM,TTML,MUM,GS,SUCC,3
MT,AP,CDM,TTSL,AP,GS,FAIL,9
MT,AP,CDM,RCom,MAH,GS,SUCC,3
MT,AP,CDM,RTL,HP,GS,SUCC,1
MT,AP,CDM,Uni,UPE,GS,SUCC,2
MT,AP,CDM,Uni,MUM,GS,SUCC,2
TTSL,AP,GS,MT,MAH,CDM,SUCC,20
TTML,AP,GS,MT,MAH,CDM,FAIL,10... (2 Replies)
Hi,
I have a similar input format-
A_1 2
B_0 4
A_1 1
B_2 5
A_4 1
and looking to print in this output format with headers. can you suggest in awk?awk because i am doing some pattern matching from parent file to print column 1 of my input using awk already.Thanks!
letter number_of_letters... (5 Replies)
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I have a requirement where I need to find sum of values from column D through O present in a CSV file and check whether the sum of each Individual column matches with the value present for that corresponding column present in the trailer record.
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I have a file which need to be summed up using date column.
I/P:
2017/01/01 a 10
2017/01/01 b 20
2017/01/01 c 40
2017/01/01 a 60
2017/01/01 b 50
2017/01/01 c 40
2017/01/01 a 20
2017/01/01 b 30
2017/01/01 c 40
2017/02/01 a 10
2017/02/01 b 20
2017/02/01 c 30
2017/02/01 a 10... (6 Replies)
Hello,
I am trying to store sum of a column as a new column inside a file but have to find the column names dynamically
I/p
c1,c2,c3,c4,c5
10,20,30,40,50
20,30,40,50,60
If i want to find sum only column c1, c3 and output it as c6,c7
O/p
c1,c2,c3,c4,c5,c6,c7
10,20,30,40,50,30,70... (6 Replies)
Discussion started by: mkathi
6 Replies
LEARN ABOUT PHP
db2_special_columns
DB2_SPECIAL_COLUMNS(3) 1 DB2_SPECIAL_COLUMNS(3)db2_special_columns - Returns a result set listing the unique row identifier columns for a tableSYNOPSIS
resource db2_special_columns (resource $connection, string $qualifier, string $schema, string $table_name, int $scope)
DESCRIPTION
Returns a result set listing the unique row identifier columns for a table.
PARAMETERS
o $connection
- A valid connection to an IBM DB2, Cloudscape, or Apache Derby database.
o $qualifier
- A qualifier for DB2 databases running on OS/390 or z/OS servers. For other databases, pass NULL or an empty string.
o $schema
- The schema which contains the tables.
o $table_name
- The name of the table.
o $scope
- Integer value representing the minimum duration for which the unique row identifier is valid. This can be one of the following
values:
+--------------+--------------------------------------+---+
|Integer value | | |
| | | |
| | SQL constant | |
| | | |
| | Description | |
| | | |
+--------------+--------------------------------------+---+
| 0 | | |
| | | |
| | SQL_SCOPE_CURROW | |
| | | |
| | Row identifier is valid only while | |
| | the cursor is positioned on the row. | |
| | | |
| 1 | | |
| | | |
| | SQL_SCOPE_TRANSACTION | |
| | | |
| | Row identifier is valid for the | |
| | duration of the transaction. | |
| | | |
| 2 | | |
| | | |
| | SQL_SCOPE_SESSION | |
| | | |
| | Row identifier is valid for the | |
| | duration of the connection. | |
| | | |
+--------------+--------------------------------------+---+
RETURN VALUES
Returns a statement resource with a result set containing rows with unique row identifier information for a table. The rows are composed
of the following columns:
+------------+---------------------------------------------------+
|Column name | |
| | |
| | Description |
| | |
+------------+---------------------------------------------------+
| SCOPE | |
| | |
| | |
| | |
| | box, tab (|); c | c | c | . T{ Integer |
| | value |
| | |
| | SQL constant |
| | |
| | Description |
| | |
+------------+---------------------------------------------------+
| 0 | |
| | |
| | SQL_SCOPE_CURROW |
| | |
| | Row identifier is valid only while the cursor is |
| | positioned on the row. |
| | |
| 1 | |
| | |
| | SQL_SCOPE_TRANSACTION |
| | |
| | Row identifier is valid for the duration of the |
| | transaction. |
| | |
| 2 | |
| | |
| | SQL_SCOPE_SESSION |
| | |
| | Row identifier is valid for the duration of the |
| | connection. |
| | |
+------------+---------------------------------------------------+
T} T{ COLUMN_NAME
T} |T{ Name of the unique column.
T} T{ DATA_TYPE
T} |T{ SQL data type for the column.
T} T{ TYPE_NAME
T} |T{ Character string representation of the SQL data type for the column.
T} T{ COLUMN_SIZE
T} |T{ An integer value representing the size of the column.
T} T{ BUFFER_LENGTH
T} |T{
Maximum number of bytes necessary to store data from this column.
T} T{ DECIMAL_DIGITS
T} |T{
The scale of the column, or NULL where scale is not applicable.
T} T{ NUM_PREC_RADIX
T} |T{
An integer value of either 10 (representing an exact numeric data type), 2 (representing an approximate numeric data type), or NULL (rep-
resenting a data type for which radix is not applicable).
T} T{ PSEUDO_COLUMN
T} |T{ Always returns 1.
T}
SEE ALSO db2_column_privileges(3), db2_columns(3), db2_foreign_keys(3), db2_primary_keys(3), db2_procedure_columns(3), db2_procedures(3), db2_sta-
tistics(3), db2_table_privileges(3), db2_tables(3).
PHP Documentation Group DB2_SPECIAL_COLUMNS(3)