Created
March 11, 2011 01:08
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Print out size of tables in mysql
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#!/bin/bash | |
# Calculate the storage space used up by all tables in a given MySQL database | |
# Ben Dowling - www.coderholic.com | |
database=$1 | |
username=$2 | |
password=$3 | |
if [ ${#database} -eq 0 ] | |
then | |
echo "Usage: $0 <database> [username [password]]" | |
exit | |
fi | |
if [ "$password" ] | |
then | |
password="-p$password" | |
fi | |
mysql="mysql -u $username $password $database" | |
$mysql -se "USE $database"; | |
tables=$($mysql -se "SHOW TABLES") | |
totalData=0 | |
totalIndex=0 | |
totalTables=0 | |
for table in $tables | |
do | |
output=$($mysql -se "SHOW TABLE STATUS LIKE \"$table\"\G") | |
data=$(echo "$output" | grep Data_length | awk -F': ' '{print $2}') | |
dataMegs=$(echo "scale=2;$data/1048576" | bc) | |
index=$(echo "$output" | grep Index_length | awk -F': ' '{print $2}') | |
indexMegs=$(echo "scale=2;$index/1048576" | bc) | |
total=$(($index+$data)) | |
totalMegs=$(echo "scale=2;$total/1048576" | bc) | |
echo "$table Data: ${dataMegs}MB Indexes: ${indexMegs}MB Total: ${totalMegs}MB" | |
totalData=$(($totalData+$data)) | |
totalIndex=$(($totalIndex+$index)) | |
totalTables=$(($totalTables+1)) | |
done | |
dataMegs=$(echo "scale=2;$totalData/1048576" | bc) | |
indexMegs=$(echo "scale=2;$totalIndex/1048576" | bc) | |
total=$(($totalIndex+$totalData)) | |
totalMegs=$(echo "scale=2;$total/1048576" | bc) | |
echo "*** $totalTables Tables | Data: ${dataMegs}MB Indexes: ${indexMegs}MB Total: ${totalMegs}MB ***" |
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