I need to write a Unix shell script which will list top 10 files in a directory tree on basis of size. i.e. first file should be the biggest in the whole directory and all its sub directories.
Please suggest any ideas (10 Replies)
Hello,
I have 2 columns (1st column has multiple entries but the corresponding values in the column 2 may be the same or different.) however I want to extract unique values for each entry in column 1 by assigning the max value from column 2
SDF4 -0.211654
SDF4 0.978068
... (1 Reply)
Use and complete the template provided. The entire template must be completed. If you don't, your post may be deleted!
1. The problem statement, all variables and given/known data:
I am trying to complete a script which will allow me to find:
a) reads a value from the keyboard. (ask the... (4 Replies)
Hi,
I have a file like this
a 1 2
a 5 8
a 66 100
b 1 2
b 2 3
b 111 143
d 4 5
d 4 6
e 77 727
g 7 8
How can I extract the maximum of col3 respective to col1. I meant, the output will be
a 100
b 143
d 6 (1 Reply)
I am trying to find the minimum maximum and average from one file which has values
Received message from https://www.demandmatrix.net/app/dm/xml] in milliseconds.
Received message from https://www.demandmatrix.net/app/dm/xml] in milliseconds.
Received message from... (5 Replies)
Hi everyone, I'm a new member at the forum
I have a file like this: field 2 values are either 0 or negative. file test4:
100815 -20
118125 0
143616 0
154488 0
154488 0
154488 -6
196492 -5
196492 -9
196492 -7
27332 0
29397 0
I would like to print a... (1 Reply)
Hi everyone, I'm a new member at the forum I mistakenly posted this elsewhere too.
I have a file like this: field 2 values are either 0 or negative. file test4:
100815 -20
118125 0
143616 0
154488 0
154488 0
154488 -6
196492 -5
196492 -9
196492 -7
27332 0... (5 Replies)
I've the files in a directory in the following format having date +%Y%m%d%H
YR_MNTH_2013061205
YR_MNTH_2013060107
and i need the latest file i.e; YR_MNTH_2013061205 to be moved to another folder
#!/bin/ksh
# Ksh 88 Version
for test_time in YR*
do
---
done
How can i achieve that !... (2 Replies)
Hello everyone,
I am using ksh on Solaris 10 and I'm gathering data in a CSV file that looks like this:
20170628-23:25:01,1,0,0,1,1,1,1,55,55,1
20170628-23:30:01,1,0,0,1,1,1,1,56,56,1
20170628-23:35:00,1,0,0,1,1,2,1,57,57,2
20170628-23:40:00,1,0,0,1,1,1,1,58,58,2... (6 Replies)
Need your support for below. Please help to get required output
If column 5 is INV then only consider column1 and take out duplicates/identical rows/values from column1 and then put minimum value of column6 in column7 and put maximum value in column 8 and then need to do subtract values of... (7 Replies)
Discussion started by: as7951
7 Replies
LEARN ABOUT PHP
db2_columns
DB2_COLUMNS(3) 1 DB2_COLUMNS(3)db2_columns - Returns a result set listing the columns and associated metadata for a tableSYNOPSIS
resource db2_columns (resource $connection, [string $qualifier], [string $schema], [string $table-name], [string $column-name])
DESCRIPTION
Returns a result set listing the columns and associated metadata 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. To match all schemas, pass '%'.
o $table-name
- The name of the table or view. To match all tables in the database, pass NULL or an empty string.
o $column-name
- The name of the column. To match all columns in the table, pass NULL or an empty string.
RETURN VALUES
Returns a statement resource with a result set containing rows describing the columns matching the specified parameters. The rows are com-
posed of the following columns:
+------------------+---------------------------------------------------+
| Column name | |
| | |
| | Description |
| | |
+------------------+---------------------------------------------------+
| TABLE_CAT | |
| | |
| | Name of the catalog. The value is NULL if this |
| | table does not have catalogs. |
| | |
| TABLE_SCHEM | |
| | |
| | Name of the schema. |
| | |
| TABLE_NAME | |
| | |
| | Name of the table or view. |
| | |
| COLUMN_NAME | |
| | |
| | Name of the column. |
| | |
| DATA_TYPE | |
| | |
| | The SQL data type for the column represented as |
| | an integer value. |
| | |
| TYPE_NAME | |
| | |
| | A string representing the data type for the col- |
| | umn. |
| | |
| COLUMN_SIZE | |
| | |
| | An integer value representing the size of the |
| | column. |
| | |
| BUFFER_LENGTH | |
| | |
| | Maximum number of bytes necessary to store data |
| | from this column. |
| | |
| DECIMAL_DIGITS | |
| | |
| | The scale of the column, or NULL where scale is |
| | not applicable. |
| | |
| NUM_PREC_RADIX | |
| | |
| | An integer value of either 10 (representing an |
| | exact numeric data type), 2 (representing an |
| | approximate numeric data type), or NULL (repre- |
| | senting a data type for which radix is not appli- |
| | cable). |
| | |
| NULLABLE | |
| | |
| | An integer value representing whether the column |
| | is nullable or not. |
| | |
| REMARKS | |
| | |
| | Description of the column. |
| | |
| COLUMN_DEF | |
| | |
| | Default value for the column. |
| | |
| SQL_DATA_TYPE | |
| | |
| | An integer value representing the size of the |
| | column. |
| | |
|SQL_DATETIME_SUB | |
| | |
| | Returns an integer value representing a datetime |
| | subtype code, or NULL for SQL data types to which |
| | this does not apply. |
| | |
|CHAR_OCTET_LENGTH | |
| | |
| | Maximum length in octets for a character data |
| | type column, which matches COLUMN_SIZE for sin- |
| | gle-byte character set data, or NULL for non- |
| | character data types. |
| | |
|ORDINAL_POSITION | |
| | |
| | The 1-indexed position of the column in the ta- |
| | ble. |
| | |
| IS_NULLABLE | |
| | |
| | A string value where 'YES' means that the column |
| | is nullable and 'NO' means that the column is not |
| | nullable. |
| | |
+------------------+---------------------------------------------------+
SEE ALSO db2_column_privileges(3), db2_foreign_keys(3), db2_primary_keys(3), db2_procedure_columns(3), db2_procedures(3), db2_special_columns(3),
db2_statistics(3), db2_table_privileges(3), db2_tables(3).
PHP Documentation Group DB2_COLUMNS(3)