shellÖÐʹÓÃSQLʵÏÖ²éѯ
ÏȰÑÎı¾½øÐиñʽ´¦Àí£¬È»ºóÒÔ¿Õ¸ñΪ·Ö¸ô·û£¬È¡µÚ¶þ¸ö¿Õ¸ñºóµÄ×Ö´®£¬ÅÅÐò£¬È¥ÖØ£¬ÔÙ½µÐòÅÅÁУ¬È¡Ç°5¸ö
arr=($(cat 0100055F_Detail.txt|sed -e '/:/d'|awk -F ' ' '{print$2}'|sort|uniq -c|sort -nr|head -5|awk '{print $2}'))
len=${#arr[@]} »ñÈ¡Êý×鳤¶È
for((i=0;i<$len;i++))
do
echo ${arr[$i]}
mysql -uroot -p123456 -e "select location from IPLocation.IPLocation where IP_address='${arr[$i]}'"|sed 's/\t/,/g' >> table.csv Ö´Ðвéѯ£º-uºóÊÇÓû§Ãû£¬-pºóÊÂÃÜÂ룬-e±íʾִÐУ»
done
cat table.csv|sed -e '/location/d'>table1.csv
paste -d ',' result.csv table1.csv >last.csv Á½¸öÎļþ°´Áкϲ¢£¬²¢ÇÒÁ½ÎļþµÄ½áºÏÁÐÖÐÓöººÅ·Ö¸ô¡£
Ïà¹ØÎĵµ£º
°æÈ¨ÉùÃ÷£ºÔ´´×÷Æ·£¬ÈçÐè×ªÔØ£¬ÇëÓë×÷ÕßÁªÏµ¡£·ñÔò½«×·¾¿·¨ÂÉÔðÈΡ£
DB2ÁÙʱ±íÔÚSQL¹ý³ÌºÍSQLÓï¾äÖеIJâÊÔ×ܽá
²âÊÔÄ¿±ê£º
·Ö±ðÔÚSQL¹ý³ÌºÍSQLÓï¾äÖд´½¨ÁÙʱ±í£¬²¢²åÈëÊý¾Ý£¬¿´Ö´Ðнá¹ûÓÐʲôÒìͬ¡£
²âÊÔ»·¾³£º
DB2 UDB V9.1
Ö´Ðи½¼þÀïÃæµÄSQLÓï¾ä£¬µÃµ½Ò»¸ö±í¡ ......
Introducing Oracle Database 11g
List the features of Oracle Database 11g
Discuss the basic design, theoretical and physical aspects of a relational database
Categorize the different types of SQL statements
Describe the data set used by the course
Log onto the database using the SQL Develope ......
WITH V AS(SELECT ROW_NUMBER() OVER(order by fcustid desc) AS RN,* from ts_dict AS SourceView)
SELECT * from V WHERE RN BETWEEN 1 AND 10
×ªÔØµØÖ·£ºhttp://www.cnblogs.com/nokiaguy/archive/2009/02/05/1384860.html
ÅÅÃûº¯ÊýÊÇSQL Server2005мӵŦÄÜ¡£ÔÚSQL Server2005ÖÐÓÐÈçÏÂËĸöÅÅÃûº ......
ÅÅÃûº¯ÊýÊÇSQL Server2005мӵŦÄÜ¡£ÔÚSQL Server2005ÖÐÓÐÈçÏÂËĸöÅÅÃûº¯Êý£º
1. row_number ×Ô¶¯Éú³ÉÐкÅ,ÐòºÅÓÉorder by ×ֶξö¶¨
2. rank over Filed, ÓÉrank overµÄ×ֶξö¶¨£¬Ãû´Î²»Á¬Ðø£¬ÈçÓÐ3¸ö²¢ÁеÚÒ»Ãû£¬ÔòºóÐøÃû´ÎÖ±½Ó´Ó4¿ªÊ¼
3. dense_rank£¬ºÍrankÏàËÆ£¬Ö»ÊÇÃû´ÎÁ¬Ðø£¬ÈçÓÐ3¸ö²¢ÁеÚÒ»Ãû£ ......