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182 lines
4.5 KiB
182 lines
4.5 KiB
3 months ago
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'\" t
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.\" Title: \fBndb_delete_all\fR
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.\" Author: [FIXME: author] [see http://docbook.sf.net/el/author]
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.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
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.\" Date: 09/06/2019
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.\" Manual: MySQL Database System
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.\" Source: MySQL 8.0
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.\" Language: English
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.\"
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.TH "\FBNDB_DELETE_ALL\FR" "1" "09/06/2019" "MySQL 8\&.0" "MySQL Database System"
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.\" -----------------------------------------------------------------
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.\" * Define some portability stuff
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.\" -----------------------------------------------------------------
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.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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.\" http://bugs.debian.org/507673
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.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
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.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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.ie \n(.g .ds Aq \(aq
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.el .ds Aq '
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.\" -----------------------------------------------------------------
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.\" * set default formatting
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.\" -----------------------------------------------------------------
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.\" disable hyphenation
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.nh
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.\" disable justification (adjust text to left margin only)
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.ad l
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.\" -----------------------------------------------------------------
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.\" * MAIN CONTENT STARTS HERE *
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.\" -----------------------------------------------------------------
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.SH "NAME"
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ndb_delete_all \- delete all rows from an NDB table
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.SH "SYNOPSIS"
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.HP \w'\fBndb_delete_all\ \fR\fB\fIoptions\fR\fR\ 'u
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\fBndb_delete_all \fR\fB\fIoptions\fR\fR
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.SH "DESCRIPTION"
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.PP
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\fBndb_delete_all\fR
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deletes all rows from the given
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NDB
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table\&. In some cases, this can be much faster than
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DELETE
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or even
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TRUNCATE TABLE\&.
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Usage
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.sp
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.if n \{\
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.RS 4
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.\}
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.nf
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ndb_delete_all \-c \fIconnection_string\fR \fItbl_name\fR \-d \fIdb_name\fR
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.fi
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.if n \{\
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.RE
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.\}
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.PP
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This deletes all rows from the table named
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\fItbl_name\fR
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in the database named
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\fIdb_name\fR\&. It is exactly equivalent to executing
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TRUNCATE \fIdb_name\fR\&.\fItbl_name\fR
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in MySQL\&.
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.PP
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The following table includes options that are specific to
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\fBndb_delete_all\fR\&. Additional descriptions follow the table\&. For options common to most NDB Cluster programs (including
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\fBndb_delete_all\fR), see
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Options Common to NDB Cluster Programs(1)\&.
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.sp
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.it 1 an-trap
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.nr an-no-space-flag 1
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.nr an-break-flag 1
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.br
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.B Table\ \&22.331.\ \&Command\-line options for the ndb_delete_all program
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.TS
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allbox tab(:);
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lB lB lB.
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T{
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Format
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T}:T{
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Description
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T}:T{
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Added, Deprecated, or Removed
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T}
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.T&
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l l l
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l l l
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l l l
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l l l.
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T{
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.PP
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--database=dbname,
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.PP
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-d
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T}:T{
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Name of the database in which the table is found
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T}:T{
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.PP
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All NDB 8.0 releases
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T}
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T{
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.PP
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--transactional,
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.PP
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-t
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T}:T{
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Perform the delete in a single transaction (may run out of operations)
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T}:T{
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.PP
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All NDB 8.0 releases
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T}
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T{
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.PP
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--tupscan
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T}:T{
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Run tup scan
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T}:T{
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.PP
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All NDB 8.0 releases
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T}
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T{
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.PP
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--diskscan
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T}:T{
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Run disk scan
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T}:T{
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.PP
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All NDB 8.0 releases
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T}
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.TE
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.sp 1
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.sp
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.RS 4
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.ie n \{\
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\h'-04'\(bu\h'+03'\c
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.\}
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.el \{\
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.sp -1
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.IP \(bu 2.3
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.\}
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\fB\-\-transactional\fR,
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\fB\-t\fR
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.sp
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Use of this option causes the delete operation to be performed as a single transaction\&.
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.if n \{\
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.sp
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.\}
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.RS 4
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.it 1 an-trap
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.nr an-no-space-flag 1
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.nr an-break-flag 1
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.br
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.ps +1
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\fBWarning\fR
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.ps -1
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.br
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With very large tables, using this option may cause the number of operations available to the cluster to be exceeded\&.
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.sp .5v
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.RE
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.RE
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.PP
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Prior to NDB 8\&.0\&.18, this program printed
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NDBT_ProgramExit \- \fIstatus\fR
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upon completion of its run, due to an unnecessary dependency on the
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NDBT
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testing library\&. This dependency is removed as of NDB 8\&.0\&.18, eliminating the extraneous output\&.
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.SH "COPYRIGHT"
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.br
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.PP
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Copyright \(co 1997, 2019, Oracle and/or its affiliates. All rights reserved.
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.PP
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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.
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.PP
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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.
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.PP
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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/.
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.sp
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.SH "SEE ALSO"
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For more information, please refer to the MySQL Reference Manual,
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which may already be installed locally and which is also available
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online at http://dev.mysql.com/doc/.
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.SH AUTHOR
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Oracle Corporation (http://dev.mysql.com/).
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