Dear All,
To find the length of the longest line from a file i have used wc -L which is giving the proper output...
But the problem is AIX os does not support wc -L command.
so is there any other way 2 to find out the length of the longest line using awk or sed ?
Regards,
Pankaj (1 Reply)
Hi Everyone,
I am trying to write a shell script that can find the longest phrase that appears at least twice in an online news article. The HTML has been parsed through an HTML parser, converted to XML and the article content extracted. I have put this article content in a text file to work... (24 Replies)
Good Morning/Afternoon All,
I am using the nawk utility in korn shell to find the longest field and display that result.
My Data is as follows:
The cat ran
The elephant ran
Milly ran too
We all ran
I have tried nawk '{ if (length($1) > len) len=length($1); print $1}' filename
The... (5 Replies)
Hello all,
I need to find the longest string in a select field and print that field.
I have tried a few different methods and I always end up one step from where I need to be.
Methods thus far:
nawk '{if (length($1) > long) long=length($1); if(length($1)==long) print $1}'
The above... (6 Replies)
I am writing a bash script to find out all the files in a directory which are empty. I am running into multiple issues. I will really appreciate if someone can please help me.
#!/bin/bash
DATE=$(date +%m%d%y)
TIME=$(date +%H%M)
DIR="/home/statsetl/input/civil/test"
... (1 Reply)
Running below line gives 3957 as length of longest line in file 20121119_SRMNotes_init.dat
awk ' { if ( length > 3950 ) { x = length } }END{ print x }' 20121119_SRMNotes_init.dat
While wc -L 20121119_SRMNotes_init.dat gives output as 4329. Why is there a difference between these two commands.... (2 Replies)
I want to find common line in two files and replace the next line of first file with the next line of second file. (sed,awk,perl,bash any solution is welcomed ) Case Ignored. Multiple Occurrence of same line.
File 1:
hgacdavd
sndm,ACNMSDC
msgid "Rome"
msgstr ""
kgcksdcgfkdsb... (4 Replies)
Hi ,
i have a file with data as below.This is same file. But actual file contains to many rows.
i want to search for a string "Field 039 00" and delete that line and previous 3 lines in that file.. Can some body suggested me how can i do using either sed or awk command ?
Field 004... (7 Replies)
I am trying to make my script as simple as a possible but, I am not sure if the way I am approaching is necessarily the most efficient or effective it can be. What I am mainly trying to fix is a for loop to remove a string from the specified files and within this loop I am trying to copy the lines... (2 Replies)
Hello,
I have some code that works more or less. This is called by a make file to adjust some hard-coded definitions in the src code. The script generated some values by looking at some of the src files and then writes those values to specific locations in other files. The awk code is used to... (3 Replies)
Discussion started by: LMHmedchem
3 Replies
LEARN ABOUT REDHAT
drop_operator
DROP OPERATOR(7) SQL Commands DROP OPERATOR(7)NAME
DROP OPERATOR - remove a user-defined operator
SYNOPSIS
DROP OPERATOR id ( lefttype | NONE , righttype | NONE ) [ CASCADE | RESTRICT ]
INPUTS
id The identifier (optionally schema-qualified) of an existing operator.
lefttype
The type of the operator's left argument; write NONE if the operator has no left argument.
righttype
The type of the operator's right argument; write NONE if the operator has no right argument.
CASCADE
Automatically drop objects that depend on the operator.
RESTRICT
Refuse to drop the operator if there are any dependent objects. This is the default.
OUTPUTS
DROP OPERATOR
The message returned if the command is successful.
ERROR: RemoveOperator: binary operator 'oper' taking 'lefttype' and 'righttype' does not exist
This message occurs if the specified binary operator does not exist.
ERROR: RemoveOperator: left unary operator 'oper' taking 'lefttype' does not exist
This message occurs if the left unary operator specified does not exist.
ERROR: RemoveOperator: right unary operator 'oper' taking 'righttype' does not exist
This message occurs if the right unary operator specified does not exist.
DESCRIPTION
DROP OPERATOR drops an existing operator from the database. To execute this command you must be the owner of the operator.
The left or right type of a left or right unary operator, respectively, must be specified as NONE.
NOTES
The DROP OPERATOR statement is a PostgreSQL language extension.
Refer to CREATE OPERATOR [create_operator(7)] for information on how to create operators.
USAGE
Remove power operator a^n for int4:
DROP OPERATOR ^ (int4, int4);
Remove left unary negation operator (! b) for boolean:
DROP OPERATOR ! (none, bool);
Remove right unary factorial operator (i !) for int4:
DROP OPERATOR ! (int4, none);
COMPATIBILITY
SQL92
There is no DROP OPERATOR in SQL92.
SQL - Language Statements 2002-11-22 DROP OPERATOR(7)