DB Import & Export: Difference between revisions
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= Commands = | = Commands = | ||
== MariaDB == | |||
{| class="wikitable" | {| class="wikitable" | ||
! colspan="2" | MariaDB | ! colspan="2" | MariaDB | ||
| Line 6: | Line 7: | ||
| Export database | | Export database | ||
| | | | ||
< | <syntaxhighlight lang="bash"> | ||
mariadb-dump -p my_wiki | |||
mariadb-dump -p --compatible=postgresql my_wiki | |||
mariadb-dump -p --no-data --compatible=postgresql my_wiki | |||
mariadb-dump -p --no-create_info --compatible=postgresql my_wiki | |||
mariadb-dump -p --no-create_info --extended-insert=false --compatible=postgresql my_wiki | |||
</syntaxhighlight> | |||
</ | |- | ||
| Restore database | |||
| | |||
<syntaxhighlight lang="bash"> | |||
echo 'create database my_wiki;' | mariadb -p | |||
mariadb -p < data-to-import.sql | |||
</syntaxhighlight> | |||
|} | |||
== SQLite3 == | |||
{| class="wikitable" | |||
! colspan="2" | SQLite 3 | |||
|- | |||
| Export database | |||
| | |||
<syntaxhighlight lang="bash"> | |||
sqlite3 my_wiki.sqlite '.dump' | |||
sqlite3 my_wiki.sqlite '.dump user' | |||
sqlite3 -header my_wiki.sqlite '.mode insert' 'select * from user;' | |||
</syntaxhighlight> | |||
|- | |||
| Restore database | |||
| | |||
<syntaxhighlight lang="bash"> | |||
</syntaxhighlight> | |||
|} | |||
== Postgres == | |||
{| class="wikitable" | |||
! colspan="2" | Postgres | |||
|- | |||
| Export database | |||
| | |||
<syntaxhighlight lang="bash"> | |||
</syntaxhighlight> | |||
|- | |- | ||
| Restore database | | Restore database | ||
| | | | ||
<syntaxhighlight lang="bash"> | <syntaxhighlight lang="bash"> | ||
psql -U postgres | |||
</syntaxhighlight> | </syntaxhighlight> | ||
|} | |} | ||
| Line 42: | Line 81: | ||
</quickgv> | </quickgv> | ||
< | <syntaxhighlight lang="bash"> | ||
DATESN=`date +'%m%d'` | DATESN=`date +'%m%d'` | ||
DBNAME=mydb | DBNAME=mydb | ||
| Line 68: | Line 107: | ||
echo 'Done.' | echo 'Done.' | ||
</ | </syntaxhighlight> | ||
Latest revision as of 16:57, 23 April 2025
Commands
MariaDB
| MariaDB | |
|---|---|
| Export database |
mariadb-dump -p my_wiki
mariadb-dump -p --compatible=postgresql my_wiki
mariadb-dump -p --no-data --compatible=postgresql my_wiki
mariadb-dump -p --no-create_info --compatible=postgresql my_wiki
mariadb-dump -p --no-create_info --extended-insert=false --compatible=postgresql my_wiki
|
| Restore database |
echo 'create database my_wiki;' | mariadb -p
mariadb -p < data-to-import.sql
|
SQLite3
| SQLite 3 | |
|---|---|
| Export database |
sqlite3 my_wiki.sqlite '.dump'
sqlite3 my_wiki.sqlite '.dump user'
sqlite3 -header my_wiki.sqlite '.mode insert' 'select * from user;'
|
| Restore database | |
Postgres
| Postgres | |
|---|---|
| Export database | |
| Restore database |
psql -U postgres
|
MariaDB
Script to sync db
DATESN=`date +'%m%d'`
DBNAME=mydb
DBFILE=~/Downloads/${DBNAME}-${DATESN}.sql
SSHTUN=13306
SSHCTRL=tun.ctrl
SSHCONF=myconf
RPASS=********
LPASS=********
if [ -e $SSHCTRL ]; then
echo "* Close existed tunnel."
ssh -S $SSHCTRL -O exit $SSHCONF 2> /dev/null
fi
echo "* Load data from remote and save as $DBFILE"
ssh -M -S $SSHCTRL -NCfL $SSHTUN:127.0.0.1:3306 $SSHCONF
mysqldump -h 127.0.0.1 -P $SSHTUN -u root -p$RPASS $DBNAME > $DBFILE
ssh -S $SSHCTRL -O exit $SSHCONF 2> /dev/null
echo '* Import data into local'
echo "DROP DATABASE IF EXISTS $DBNAME" | mysql -u root -p$LPASS test
echo "CREATE DATABASE IF NOT EXISTS $DBNAME" | mysql -u root -p$LPASS test
echo "source $DBFILE" | mysql -u root -p$LPASS $DBNAME
echo 'Done.'