将mysql转储sql文件转换成可导入sqlite3 db格式的脚本
我有一个导出 SQL 文件,其中包含来自 MySQL 的表和数据,我想将其导入 Sqlite 3 DB.
I have an export SQL file containing tables and data from MySQL and I want to import it into a Sqlite 3 DB.
最好的方法是什么?
仅通过 sqlite3 工具导入文件不起作用.
Just importing the file via the sqlite3 tool doesn't work.
推荐答案
这个 shell 脚本帮助你
This shell script help you
#!/bin/sh
if [ "x$1" == "x" ]; then
echo "Usage: $0 <dumpname>"
exit
fi
cat $1 |
grep -v ' KEY "' |
grep -v ' UNIQUE KEY "' |
grep -v ' PRIMARY KEY ' |
sed '/^SET/d' |
sed 's/ unsigned / /g' |
sed 's/ auto_increment/ primary key autoincrement/g' |
sed 's/ smallint([0-9]*) / integer /g' |
sed 's/ tinyint([0-9]*) / integer /g' |
sed 's/ int([0-9]*) / integer /g' |
sed 's/ character set [^ ]* / /g' |
sed 's/ enum([^)]*) / varchar(255) /g' |
sed 's/ on update [^,]*//g' |
perl -e 'local $/;$_=<>;s/,\n\)/\n\)/gs;print "begin;\n";print;print "commit;\n"' |
perl -pe '
if (/^(INSERT.+?)\(/) {
$a=$1;
s/\\'\''/'\'\''/g;
s/\\n/\n/g;
s/\),\(/\);\n$a\(/g;
}
' > $1.sql
cat $1.sql | sqlite3 $1.db > $1.err
ERRORS=`cat $1.err | wc -l`
if [ $ERRORS == 0 ]; then
echo "Conversion completed without error. Output file: $1.db"
rm $1.sql
rm $1.err
rm tmp
else
echo "There were errors during conversion. Please review $1.err and $1.sql for details."
fi
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