remove ojdbc7

pom.xml

@@ -93,7 +93,6 @@
         <mysql-connector-java.version>5.1.47</mysql-connector-java.version>
         <postgresql.version>42.2.5</postgresql.version>
         <mssql.version>6.1.7.jre7-preview</mssql.version>
-        <ojdbc7.version>12.1.0.2</ojdbc7.version>
         
         <maven-compiler-plugin.version>3.3</maven-compiler-plugin.version>
         <maven-assembly-plugin.version>3.1.0</maven-assembly-plugin.version>
@@ -304,12 +303,6 @@
                 <version>${mssql.version}</version>
                 <scope>provided</scope>
             </dependency>
-            <dependency>
-                <groupId>com.oracle</groupId>
-                <artifactId>ojdbc7</artifactId>
-                <version>${ojdbc7.version}</version>
-                <scope>provided</scope>
-            </dependency>
             
             <dependency>
                 <groupId>org.projectlombok</groupId>

sharding-integration-test/sharding-jdbc-test/pom.xml

@@ -58,22 +58,17 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <scope>runtime</scope>
+            <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <scope>runtime</scope>
+            <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>com.microsoft.sqlserver</groupId>
             <artifactId>mssql-jdbc</artifactId>
-            <scope>runtime</scope>
-        </dependency>
-        <dependency>
-            <groupId>com.oracle</groupId>
-            <artifactId>ojdbc7</artifactId>
-            <scope>runtime</scope>
+            <scope>test</scope>
         </dependency>
     </dependencies>
 </project>