update.

Author: Weasley

README.md

@@ -1003,6 +1003,41 @@ documents, so the comments for the created table are missing. If you want to syn
 for `production environment` from `Dev environment` which created by `DTT`, then you can ignore to use`@Dtt`annotations
 to annotate your domain objects，you can you some `RDB` tools.
 
+### 10 Support calling API to create table
+
+`API`: [cn.alphahub.dtt.plus.framework.miscellaneous.DttDefaultConditionalService#manualCreate](https://github.com/Weasley-J/mydtt-plus-spring-boot-starter/mydtt-plus-spring-boot-starter/src/main/java/cn/alphahub/dtt/plus/framework/miscellaneous/DttDefaultConditionalService.java#L57)
+
+- Add the annotation `@EnableDtt` to the startup class of your `spring-boot` application
+- i.e:
+
+```java
+import cn.alphahub.dtt.plus.entity.DttManualActEntity;
+import cn.alphahub.dtt.plus.entity.DttManualActRequest;
+import cn.alphahub.dtt.plus.framework.miscellaneous.DttDefaultConditionalService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+/**
+ * Some controller
+ */
+@RestController
+@RequestMapping("/api/member")
+public class SomeController {
+    @Autowired
+    private DttDefaultConditionalService defaultConditionalService;
+
+    @PostMapping("/manual/act")
+    public List<DttManualActEntity> manualCreateTable(@RequestBody DttManualActRequest request) {
+        return this.defaultConditionalService.manualCreate(request);
+    }
+}
+```
+
 ## Supported `RDB` type
 
 | database     | version             | adaptation |

README_zh.md

@@ -268,6 +268,42 @@ public class DttMember implements Serializable {
 
 4. **该功能仅适用于受支持的`RDB`**
 
+### 10 支持调用API创建表
+
+`API`: [cn.alphahub.dtt.plus.framework.miscellaneous.DttDefaultConditionalService#manualCreate](https://github.com/Weasley-J/mydtt-plus-spring-boot-starter/mydtt-plus-spring-boot-starter/src/main/java/cn/alphahub/dtt/plus/framework/miscellaneous/DttDefaultConditionalService.java#L57)
+
+1. 在你的`spring-boot`应用的启动类上添加注解`@EnableDtt`
+
+2. 示例：
+
+```java
+import cn.alphahub.dtt.plus.entity.DttManualActEntity;
+import cn.alphahub.dtt.plus.entity.DttManualActRequest;
+import cn.alphahub.dtt.plus.framework.miscellaneous.DttDefaultConditionalService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+/**
+ * Some controller
+ */
+@RestController
+@RequestMapping("/api/member")
+public class SomeController {
+   @Autowired
+   private DttDefaultConditionalService defaultConditionalService;
+
+   @PostMapping("/manual/act")
+   public List<DttManualActEntity> manualCreateTable(@RequestBody DttManualActRequest request) {
+      return this.defaultConditionalService.manualCreate(request);
+   }
+}
+```
+
 # 受支持的RDB
 
 | 数据库       | 版本                | 适配情况 |

embedded-db/h2.mv.db

@@ -1,7 +1,9 @@
 package cn.alphahub.dtt.plus.framework.core;
 
+import cn.alphahub.dtt.plus.config.DttMybatisAutoConfiguration;
 import cn.alphahub.dtt.plus.config.datamapper.OracleDataMapperProperties;
 import cn.alphahub.dtt.plus.entity.ContextWrapper;
+import cn.alphahub.dtt.plus.entity.DatabaseProperty;
 import cn.alphahub.dtt.plus.entity.ModelEntity;
 import cn.alphahub.dtt.plus.framework.InitDttHandler;
 import cn.alphahub.dtt.plus.framework.annotations.EnableDtt;
@@ -14,6 +16,7 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.context.ApplicationContext;
 import org.springframework.dao.DataAccessException;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.stereotype.Component;
@@ -40,6 +43,8 @@ public class DefaultOracleTableHandler extends DttAggregationRunner implements D
     @Autowired
     private JdbcTemplate jdbcTemplate;
     @Autowired
+    private ApplicationContext applicationContext;
+    @Autowired
     private OracleDataMapperProperties oracleDataMapperProperties;
 
     @Override
@@ -193,12 +198,22 @@ public boolean batchUpdate(String... sql) {
      * Get table exists or not
      *
      * @param tableName The name of table
-     * @return Exists return true
+     * @return if exists return true
      */
     protected boolean isTableExists(String tableName) {
-        String sql = "SELECT COUNT(*) FROM USER_TABLES WHERE TABLE_NAME = '" + tableName + "'";
-        Integer result = jdbcTemplate.queryForObject(sql, Integer.class);
-        if (null == result) return false;
-        return result > 0;
+        DttMybatisAutoConfiguration config = applicationContext.getBean(DttMybatisAutoConfiguration.class);
+        DatabaseProperty dbProperty = applicationContext.getBean(DatabaseProperty.class);
+        List<String> sqlScripts = config.getQueryTableExistsSqlScripts(tableName, dbProperty.getDatabaseType());
+        for (String sql : sqlScripts) {
+            try {
+                Integer exists = jdbcTemplate.queryForObject(sql, Integer.class);
+                if (null != exists && exists > 0) {
+                    return true;
+                }
+            } catch (DataAccessException ignored) {
+                //No dump
+            }
+        }
+        return false;
     }
 }