root
角色下)#查看
rpm -qa|grep mysql
#卸载
rpm -e --nodeps mysql-libs-5.1.73-7.el6.x86_64
mysql-libs.zip
文件到/opt/software
目录unzip mysql-libs.zip
/opt/software/mysql-libs
目录下)
rpm -ivh MySQL-server-5.6.24-1.el6.x86_64.rpm
cat /root/.mysql_secret
service mysql status
service mysql start
/opt/software/mysql-libs
目录下)rpm -ivh MySQL-client-5.6.24-1.el6.x86_64.rpm
mysql -uroot -p[步骤1.2.2得到的随机密钥]
set password=password('root')
exit
配置只要是root 用户+密码,在任何主机上都能登录MySQL 数据库。
mysql -uroot -proot
show databases;
use mysql;
show tables;
select User, Host, Password from user;
update user set host='%' where host='localhost';
delete from user where Host='hadoop102';
delete from user where Host='127.0.0.1';
delete from user where Host='::1';
flush privileges;
quit
sqoop-1.4.6.bin__hadoop-2.0.4-alpha.tar.gz
到hadoop102 的/opt/software
路径中/opt/module
tar -zxf sqoop-1.4.6.bin__hadoop-2.0.4-alpha.tar.gz -C /opt/module/
/opt/module
)mv sqoop-1.4.6.bin__hadoop-2.0.4-alpha/ sqoop
/opt/module/sqoop/conf
目录,重命名配置文件mv sqoop-env-template.sh sqoop-env.sh
#增加如下内容
export HADOOP_COMMON_HOME=/opt/module/hadoop-2.7.2
export HADOOP_MAPRED_HOME=/opt/module/hadoop-2.7.2
export HIVE_HOME=/opt/module/hive
export ZOOKEEPER_HOME=/opt/module/zookeeper-3.4.10
export ZOOCFGDIR=/opt/module/zookeeper-3.4.10/conf
export HBASE_HOME=/opt/module/hbase
/opt/software/mysql-libs
路径,解压mysql-connector-java-5.1.27.tar.gz
到当前路径tar -zxvf mysql-connector-java-5.1.27.tar.gz
/opt/software/mysql-libs/mysql-connector-java-5.1.27
路径,拷贝jdbc 驱动到sqoop的lib
目录下。cp mysql-connector-java-5.1.27-bin.jar /opt/module/sqoop/lib/
bin/sqoop list-databases --connect jdbc:mysql://hadoop102:3306/ --username root --password root
/opt/module/
目录下创建db_log
文件夹mkdir db_log
把gmall-mock-db-2020-03-16-SNAPSHOT.jar
和application.properties
上传到hadoop102的/opt/module/db_log
路径上。
根据需求修改application.properties
相关配置
mock.date=2020-03-11
,生成那天的数据mock.clear=0
,删除原有的数据,生成新的随机数据logging.pattern.console=%m%n
logging.level.root=info
spring.datasource.driver-class-name=com.mysql.jdbc.Driver
spring.datasource.url=jdbc:mysql://hadoop102:3306/gmall?characterEncoding=utf-8&useSSL=false&serverTimezone=GMT%2B8
spring.datasource.username=root
spring.datasource.password=root
logging.pattern.console=%m%n
mybatis-plus.global-config.db-config.field-strategy=not_null
#业务日期
mock.date=2020-03-11
#是否重置 1表示重置 0表示不重置
mock.clear=0
#是否生成新用户
mock.user.count=50
#男性比例
mock.user.male-rate=20
#收藏取消比例
mock.favor.cancel-rate=10
#收藏数量
mock.favor.count=100
#购物车数量
mock.cart.count=10
#每个商品最多购物个数
mock.cart.sku-maxcount-per-cart=3
#用户下单比例
mock.order.user-rate=80
#用户从购物中购买商品比例
mock.order.sku-rate=70
#是否参加活动
mock.order.join-activity=1
#是否使用购物券
mock.order.use-coupon=1
#购物券领取人数
mock.coupon.user-count=10
#支付比例
mock.payment.rate=70
#支付方式 支付宝:微信 :银联
mock.payment.payment-type=30:60:10
#评价比例 好:中:差:自动
mock.comment.appraise-rate=30:10:10:50
#退款原因比例:质量问题 商品描述与实际描述不一致 缺货 号码不合适 拍错 不想买了 其他
mock.refund.reason-rate=30:10:20:5:15:5:5
java -jar gmall-mock-db-2020-03-16-SNAPSHOT.jar
~/bin
目录下创建mysql_to_hdfs.sh
#! /bin/bash
sqoop=/opt/module/sqoop/bin/sqoop
do_date=`date -d '-1 day' +%F`
if [[ -n "$2" ]]; then
do_date=$2
fi
import_data(){
$sqoop import \
--connect jdbc:mysql://hadoop102:3306/gmall \
--username root \
--password root \
--target-dir /origin_data/gmall/db/$1/$do_date \
--delete-target-dir \
--query "$2 and \$CONDITIONS" \
--num-mappers 1 \
--fields-terminated-by '\t' \
--compress \
--compression-codec lzop \
--null-string '\\N' \
--null-non-string '\\N'
hadoop jar /opt/module/hadoop-2.7.2/share/hadoop/common/hadoop-lzo-0.4.20.jar com.hadoop.compression.lzo.DistributedLzoIndexer /origin_data/gmall/db/$1/$do_date
}
import_order_info(){
import_data order_info "select
id,
final_total_amount,
order_status,
user_id,
out_trade_no,
create_time,
operate_time,
province_id,
benefit_reduce_amount,
original_total_amount,
feight_fee
from order_info
where (date_format(create_time,'%Y-%m-%d')='$do_date'
or date_format(operate_time,'%Y-%m-%d')='$do_date')"
}
import_coupon_use(){
import_data coupon_use "select
id,
coupon_id,
user_id,
order_id,
coupon_status,
get_time,
using_time,
used_time
from coupon_use
where (date_format(get_time,'%Y-%m-%d')='$do_date'
or date_format(using_time,'%Y-%m-%d')='$do_date'
or date_format(used_time,'%Y-%m-%d')='$do_date')"
}
import_order_status_log(){
import_data order_status_log "select
id,
order_id,
order_status,
operate_time
from order_status_log
where
date_format(operate_time,'%Y-%m-%d')='$do_date'"
}
import_activity_order(){
import_data activity_order "select
id,
activity_id,
order_id,
create_time
from activity_order
where
date_format(create_time,'%Y-%m-%d')='$do_date'"
}
import_user_info(){
import_data "user_info" "select
id,
name,
birthday,
gender,
email,
user_level,
create_time,
operate_time
from user_info
where (DATE_FORMAT(create_time,'%Y-%m-%d')='$do_date'
or DATE_FORMAT(operate_time,'%Y-%m-%d')='$do_date')"
}
import_order_detail(){
import_data order_detail "select
od.id,
order_id,
user_id,
sku_id,
sku_name,
order_price,
sku_num,
od.create_time
from order_detail od
join order_info oi
on od.order_id=oi.id
where
DATE_FORMAT(od.create_time,'%Y-%m-%d')='$do_date'"
}
import_payment_info(){
import_data "payment_info" "select
id,
out_trade_no,
order_id,
user_id,
alipay_trade_no,
total_amount,
subject,
payment_type,
payment_time
from payment_info
where
DATE_FORMAT(payment_time,'%Y-%m-%d')='$do_date'"
}
import_comment_info(){
import_data comment_info "select
id,
user_id,
sku_id,
spu_id,
order_id,
appraise,
comment_txt,
create_time
from comment_info
where date_format(create_time,'%Y-%m-%d')='$do_date'"
}
import_order_refund_info(){
import_data order_refund_info "select
id,
user_id,
order_id,
sku_id,
refund_type,
refund_num,
refund_amount,
refund_reason_type,
create_time
from order_refund_info
where
date_format(create_time,'%Y-%m-%d')='$do_date'"
}
import_sku_info(){
import_data sku_info "select
id,
spu_id,
price,
sku_name,
sku_desc,
weight,
tm_id,
category3_id,
create_time
from sku_info where 1=1"
}
import_base_category1(){
import_data "base_category1" "select
id,
name
from base_category1 where 1=1"
}
import_base_category2(){
import_data "base_category2" "select
id,
name,
category1_id
from base_category2 where 1=1"
}
import_base_category3(){
import_data "base_category3" "select
id,
name,
category2_id
from base_category3 where 1=1"
}
import_base_province(){
import_data base_province "select
id,
name,
region_id,
area_code,
iso_code
from base_province
where 1=1"
}
import_base_region(){
import_data base_region "select
id,
region_name
from base_region
where 1=1"
}
import_base_trademark(){
import_data base_trademark "select
tm_id,
tm_name
from base_trademark
where 1=1"
}
import_spu_info(){
import_data spu_info "select
id,
spu_name,
category3_id,
tm_id
from spu_info
where 1=1"
}
import_favor_info(){
import_data favor_info "select
id,
user_id,
sku_id,
spu_id,
is_cancel,
create_time,
cancel_time
from favor_info
where 1=1"
}
import_cart_info(){
import_data cart_info "select
id,
user_id,
sku_id,
cart_price,
sku_num,
sku_name,
create_time,
operate_time,
is_ordered,
order_time
from cart_info
where 1=1"
}
import_coupon_info(){
import_data coupon_info "select
id,
coupon_name,
coupon_type,
condition_amount,
condition_num,
activity_id,
benefit_amount,
benefit_discount,
create_time,
range_type,
spu_id,
tm_id,
category3_id,
limit_num,
operate_time,
expire_time
from coupon_info
where 1=1"
}
import_activity_info(){
import_data activity_info "select
id,
activity_name,
activity_type,
start_time,
end_time,
create_time
from activity_info
where 1=1"
}
import_activity_rule(){
import_data activity_rule "select
id,
activity_id,
condition_amount,
condition_num,
benefit_amount,
benefit_discount,
benefit_level
from activity_rule
where 1=1"
}
import_base_dic(){
import_data base_dic "select
dic_code,
dic_name,
parent_code,
create_time,
operate_time
from base_dic
where 1=1"
}
case $1 in
"order_info")
import_order_info
;;
"base_category1")
import_base_category1
;;
"base_category2")
import_base_category2
;;
"base_category3")
import_base_category3
;;
"order_detail")
import_order_detail
;;
"sku_info")
import_sku_info
;;
"user_info")
import_user_info
;;
"payment_info")
import_payment_info
;;
"base_province")
import_base_province
;;
"base_region")
import_base_region
;;
"base_trademark")
import_base_trademark
;;
"activity_info")
import_activity_info
;;
"activity_order")
import_activity_order
;;
"cart_info")
import_cart_info
;;
"comment_info")
import_comment_info
;;
"coupon_info")
import_coupon_info
;;
"coupon_use")
import_coupon_use
;;
"favor_info")
import_favor_info
;;
"order_refund_info")
import_order_refund_info
;;
"order_status_log")
import_order_status_log
;;
"spu_info")
import_spu_info
;;
"activity_rule")
import_activity_rule
;;
"base_dic")
import_base_dic
;;
"first")
import_base_category1
import_base_category2
import_base_category3
import_order_info
import_order_detail
import_sku_info
import_user_info
import_payment_info
import_base_province
import_base_region
import_base_trademark
import_activity_info
import_activity_order
import_cart_info
import_comment_info
import_coupon_use
import_coupon_info
import_favor_info
import_order_refund_info
import_order_status_log
import_spu_info
import_activity_rule
import_base_dic
;;
"all")
import_base_category1
import_base_category2
import_base_category3
import_order_info
import_order_detail
import_sku_info
import_user_info
import_payment_info
import_base_trademark
import_activity_info
import_activity_order
import_cart_info
import_comment_info
import_coupon_use
import_coupon_info
import_favor_info
import_order_refund_info
import_order_status_log
import_spu_info
import_activity_rule
import_base_dic
;;
esac
[ -n 变量值]
判断变量的值,是否为空
true
false
chmod 777 mysql_to_hdfs.sh
mysql_to_hdfs.sh first 2020-03-10
mysql_to_hdfs.sh all 2020-03-11
Null
在底层是以“\N”
来存储,而MySQL 中的Null
在底层就是Null
,为了保证数据两端的一致性。在导出数据时采用--input-null-string
和--input-null-non-string
两个参数。导入数据时采用--null-string
和--null-non-string
。