diff --git a/ncac/centos7/setup.sh b/ncac/centos7/setup.sh
index a9ce816..f79c7d4 100644
--- a/ncac/centos7/setup.sh
+++ b/ncac/centos7/setup.sh
@@ -18,7 +18,7 @@ ARM=`arch`
 installDatabase(){
     rpm -i package/mysql57-community-release-el7-9.noarch.rpm
     rm -f /etc/pki/rpm-gpg/RPM-GPG-KEY-mysql
-    rpm --import https://repo.mysql.com/RPM-GPG-KEY-mysql-2022
+    rpm --import package/RPM-GPG-KEY-mysql-2022
     DB_DIR=${BASE_DIR}/db
     mkdir -p ${DB_DIR}
     echo "************ 删除旧数据库 >>>>>>>>>>>>>"
@@ -27,7 +27,6 @@ installDatabase(){
     echo ""
     echo "************ 开始安装Mysql5.7 >>>>>>>>>>>>>"
     echo ""
-    yum install -y -q perl net-tools
     rpm -ivh package/mysql-community-common-5.7.44-1.el7.x86_64.rpm
     rpm -ivh package/mysql-community-libs-5.7.44-1.el7.x86_64.rpm
     rpm -ivh package/mysql-community-client-5.7.44-1.el7.x86_64.rpm
@@ -41,19 +40,26 @@ installDatabase(){
     systemctl start mysqld
     sleep 1
     sed -i 's/123456/'${DB_PASS}'/' package/init.sql
-    sed -i 's/cacdb/'${DB_INS}'/g' package/cacdb.sql
 
     echo "  初始化数据库 ..."
     echo ""
     TMP_PASS=`grep 'temporary password' /var/log/mysqld.log | awk {'print $NF'}`
     export MYSQL_PWD=${TMP_PASS}
     mysql --connect-expired-password -u root < package/init.sql
-    export MYSQL_PWD=${DB_PASS}
-    mysql -u root < package/cacdb.sql
     sleep 1
     echo "  重启数据库 ..."
     echo ""
     systemctl restart mysqld
+    sleep 1
+}
+
+createDatabase(){
+    echo "  建库建表 ..."
+    echo ""
+    sed -i 's/cacdb/'${DB_INS}'/g' package/cacdb.sql
+    export MYSQL_PWD=${DB_PASS}
+    mysql -u root < package/cacdb.sql
+    sleep 1
 }
 
 #################### 安装OpenJDK ################################################
@@ -331,6 +337,9 @@ chmod +x /etc/rc.d/rc.local
 if [ $MYSQL_INS == 1 ]; then
     installDatabase
 fi
+if [ $DB_CREATE == 1 ]; then
+    createDatabase
+fi
 
 if [ $JDK_INS == 1 ]; then
     installJDK
diff --git a/ncac/package/centos7/RPM-GPG-KEY-mysql-2022 b/ncac/package/centos7/RPM-GPG-KEY-mysql-2022
new file mode 100644
index 0000000..e0bae13
--- /dev/null
+++ b/ncac/package/centos7/RPM-GPG-KEY-mysql-2022
@@ -0,0 +1,52 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+
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+=Xqbo
+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/ncac/setup.ini b/ncac/setup.ini
index fa8e064..78d4d8d 100644
--- a/ncac/setup.ini
+++ b/ncac/setup.ini
@@ -3,6 +3,8 @@ BASE_DIR=/home/xydl
 
 ### 是否安装数据库 ###
 MYSQL_INS=1
+### 是否建库建表 ###
+DB_CREATE=1
 
 ### 数据库配置 ###
 DB_IP=127.0.0.1