7 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hello All,
When using CUPs. Does the file that gets printed live in some temp directory somewhere?
For example, if a user submits a PDF file to be printed, does a cached copy of that PDF file live somewhere on the Server in a temporary directory, at least until its printed?
# lpq -P... (1 Reply)
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2. Shell Programming and Scripting
Gurus,
I have written a shell script to backup a database and applications. This is how the script works:
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3. Shell Programming and Scripting
Hello all.
I need some help modifying the following script:
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4. Shell Programming and Scripting
Hi
I have submitted an at command to run next week .
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I dont want the job to run .
Can anyone help me , with the command to remove the submitted at command .
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5. Shell Programming and Scripting
Hi Moderator,
I am not able to view my post
Shell Programming and Scripting - The UNIX and Linux Forums
7 Hours Ago by scottn · Go to last post · 2, 43. Encryption of card number ( Multi-page thread 1 2). mad_man12. 8 Hours Ago by Corona688 · Go to last post ...
Please Advice (1 Reply)
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6. UNIX for Advanced & Expert Users
Why does running 5 FTP scripts sequentially take longer to run (16 seconds)
than when all 5 are submitted to a subprocess and run simultaneously (7 seconds)?
I would think there would be some I/O contention.
There are about 10 files to be FTP'd in each script.
Although each script... (0 Replies)
Discussion started by: tomstone_98
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7. UNIX for Dummies Questions & Answers
:confused:
I have a process which was schedule to run from 8am - 6pm daily. The scripts will search & run the commands that i was predefined in the database. Ususally, there were about 6-7 jobs for each submission and each job takes about 1-2 hrs and running one by one. And, I have a cron job... (3 Replies)
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NDB_SELECT_COUNT() NDB_SELECT_COUNT()
NAME
ndb_select_count - print row counts for NDB tables
SYNOPSIS
ndb_select_count [-c connect_string] -d db_name tbl_name[ tbl_name2[ ...]]
DESCRIPTION
ndb_select_count prints the number of rows in one or more NDB tables. With a single table, the result is equivalent to that obtained by
using the MySQL statement SELECT COUNT(*) FROM tbl_name.
Usage
ndb_select_count [-c connect_string] -ddb_name tbl_name[, tbl_name2[, ...]]
The following table includes options that are specific to the MySQL Cluster native backup restoration program ndb_select_count. Additional
descriptions follow the table. For options common to most MySQL Cluster programs (including ndb_select_count), see Options Common to MySQL
Cluster Programs(1).
Table 17.25. ndb_select_count Options and Variables: MySQL Cluster NDB 7.2
+--------------------------+-----------------------------------+-------------------------------------+
|Format | Description | Added / Removed |
+--------------------------+-----------------------------------+-------------------------------------+
| | Name of the database in which the | |
| --database=dbname, | table is found | All MySQL 5.5 based releases |
| | | |
| -d | | |
+--------------------------+-----------------------------------+-------------------------------------+
| | Degree of parallelism | |
| --parallelism=#, | | All MySQL 5.5 based releases |
| | | |
| -p | | |
+--------------------------+-----------------------------------+-------------------------------------+
| | Lock type | |
| --lock=#, | | All MySQL 5.5 based releases |
| | | |
| -l | | |
+--------------------------+-----------------------------------+-------------------------------------+
You can obtain row counts from multiple tables in the same database by listing the table names separated by spaces when invoking this
command, as shown under Sample Output.
Sample Output
shell> ./ndb_select_count -c localhost -d ctest1 fish dogs
6 records in table fish
4 records in table dogs
NDBT_ProgramExit: 0 - OK
COPYRIGHT
Copyright (C) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
This documentation is free software; you can redistribute it and/or modify it only under the terms of the GNU General Public License as
published by the Free Software Foundation; version 2 of the License.
This documentation is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with the program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or see http://www.gnu.org/licenses/.
SEE ALSO
For more information, please refer to the MySQL Reference Manual, which may already be installed locally and which is also available online
at http://dev.mysql.com/doc/.
AUTHOR
Oracle Corporation (http://dev.mysql.com/).
NDB_SELECT_COUNT()