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Code Issues Releases Wiki Activity

Added database extraction and compression.

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Kedar
2015-02-23 17:43:44 +05:30
parent d556724b0b
commit 521ed7391e
1 changed files with 12 additions and 5 deletions
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17
mysqldumpsplitter.sh
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@@ -1,6 +1,6 @@
#!/bin/sh #!/bin/sh
# http://kedar.nitty-witty.com # http://kedar.nitty-witty.com
# Source: http://kedar.nitty-witty.com/blog/mydumpsplitter-extract-tables-from-mysql-dump-shell-script # Ver 2 (added dump database & compression)
#SPLIT DUMP FILE INTO INDIVIDUAL TABLE DUMPS #SPLIT DUMP FILE INTO INDIVIDUAL TABLE DUMPS
# Text color variables # Text color variables
txtund=$(tput sgr 0 1) # Underline txtund=$(tput sgr 0 1) # Underline
@@ -17,18 +17,21 @@ txtrst=$(tput sgr0) # Text reset
TARGET_DIR="." TARGET_DIR="."
DUMP_FILE=$1 DUMP_FILE=$1
TABLE_COUNT=0 TABLE_COUNT=0
COMPRESSION=gzip
if [ $# = 0 ]; then if [ $# = 0 ]; then
echo "${txtbld}${txtred}Usage: sh MyDumpSplitter.sh DUMP-FILE-NAME${txtrst} -- Extract all tables as a separate file from dump." echo "${txtbld}${txtred}Usage: sh MyDumpSplitter.sh DUMP-FILE-NAME${txtrst} -- Extract all tables as a separate file from dump."
echo "${txtbld}${txtred} sh MyDumpSplitter.sh DUMP-FILE-NAME TABLE-NAME ${txtrst} -- Extract single table from dump." echo "${txtbld}${txtred} sh MyDumpSplitter.sh DUMP-FILE-NAME TABLE-NAME ${txtrst} -- Extract single table from dump."
echo "${txtbld}${txtred} sh MyDumpSplitter.sh DUMP-FILE-NAME -S TABLE-NAME-REGEXP ${txtrst} -- Extract tables from dump for specified regular expression." echo "${txtbld}${txtred} sh MyDumpSplitter.sh DUMP-FILE-NAME -S TABLE-NAME-REGEXP ${txtrst} -- Extract tables from dump for specified regular expression."
echo "${txtbld}${txtred} sh MyDumpSplitter.sh DUMP-FILE-NAME -d DATABASE-NAME ${txtrst} -- Extract complete database from dump."
exit; exit;
elif [ $# = 1 ]; then elif [ $# = 1 ]; then
#Loop for each tablename found in provided dumpfile #Loop for each tablename found in provided dumpfile
for tablename in $(grep "Table structure for table " $1 | awk -F"\`" {'print $2'}) for tablename in $(grep "Table structure for table " $1 | awk -F"\`" {'print $2'})
do do
#Extract table specific dump to tablename.sql #Extract table specific dump to tablename.sql
sed -n "/^-- Table structure for table \`$tablename\`/,/^-- Table structure for table/p" $1 > $TARGET_DIR/$tablename.sql sed -n "/^-- Table structure for table \`$tablename\`/,/^-- Table structure for table/p" $1 | $COMPRESSION > $TARGET_DIR/$tablename.sql.gz
TABLE_COUNT=$((TABLE_COUNT+1)) TABLE_COUNT=$((TABLE_COUNT+1))
done; done;
elif [ $# = 2 ]; then elif [ $# = 2 ]; then
@@ -36,7 +39,7 @@ elif [ $# = 2 ]; then
do do
echo "Extracting $tablename..." echo "Extracting $tablename..."
#Extract table specific dump to tablename.sql #Extract table specific dump to tablename.sql
sed -n "/^-- Table structure for table \`$tablename\`/,/^-- Table structure for table/p" $1 > $TARGET_DIR/$tablename.sql sed -n "/^-- Table structure for table \`$tablename\`/,/^-- Table structure for table/p" $1 | $COMPRESSION > $TARGET_DIR/$tablename.sql.gz
TABLE_COUNT=$((TABLE_COUNT+1)) TABLE_COUNT=$((TABLE_COUNT+1))
done; done;
elif [ $# = 3 ]; then elif [ $# = 3 ]; then
@@ -46,9 +49,14 @@ elif [ $# = 3 ]; then
do do
echo "Extracting $tablename..." echo "Extracting $tablename..."
#Extract table specific dump to tablename.sql #Extract table specific dump to tablename.sql
sed -n "/^-- Table structure for table \`$tablename\`/,/^-- Table structure for table/p" $1 > $TARGET_DIR/$tablename.sql sed -n "/^-- Table structure for table \`$tablename\`/,/^-- Table structure for table/p" $1 | $COMPRESSION > $TARGET_DIR/$tablename.sql.gz
TABLE_COUNT=$((TABLE_COUNT+1)) TABLE_COUNT=$((TABLE_COUNT+1))
done; done;
elif [ $2 = "-d" ]; then
echo "Extracting Database: $3...";
sed -n "/^-- Current Database: \`$3\`/,/^-- Current Database: /p" $1 | $COMPRESSION > $TARGET_DIR/$3.sql.gz
echo "${txtbld} Database $3 extracted from $DUMP_FILE at $TARGET_DIR${txtrst}"
exit;
else else
echo "${txtbld}${txtred} Please provide proper parameters. ${txtrst}"; echo "${txtbld}${txtred} Please provide proper parameters. ${txtrst}";
fi fi
@@ -56,4 +64,3 @@ fi
#Summary #Summary
echo "${txtbld}$TABLE_COUNT Table extracted from $DUMP_FILE at $TARGET_DIR${txtrst}" echo "${txtbld}$TABLE_COUNT Table extracted from $DUMP_FILE at $TARGET_DIR${txtrst}"