diff --git a/.idea/dataSources.xml b/.idea/dataSources.xml
index 4fd39c6..ce04658 100644
--- a/.idea/dataSources.xml
+++ b/.idea/dataSources.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="DataSourceManagerImpl" format="xml" multifile-model="true">
-    <data-source source="LOCAL" name="dpc_db@211.199.70.9" uuid="4191748a-eb73-41fa-9dfc-ac815cba1dc4">
+    <data-source source="LOCAL" name="dpc@211.199.70.9" uuid="4191748a-eb73-41fa-9dfc-ac815cba1dc4">
       <driver-ref>postgresql</driver-ref>
       <synchronize>true</synchronize>
       <jdbc-driver>org.postgresql.Driver</jdbc-driver>
-      <jdbc-url>jdbc:postgresql://211.199.70.9:5433/dpc_db</jdbc-url>
+      <jdbc-url>jdbc:postgresql://211.199.70.9:5433/dpc</jdbc-url>
       <working-dir>$ProjectFileDir$</working-dir>
     </data-source>
   </component>
diff --git a/src/main/java/egovframework/com/mtdata/comtrls/web/ComtrlsdataController.java b/src/main/java/egovframework/com/mtdata/comtrls/web/ComtrlsdataController.java
index 08ee947..03f6c52 100644
--- a/src/main/java/egovframework/com/mtdata/comtrls/web/ComtrlsdataController.java
+++ b/src/main/java/egovframework/com/mtdata/comtrls/web/ComtrlsdataController.java
@@ -172,8 +172,8 @@ public class ComtrlsdataController {
 	 * @return
 	 * @throws Exception
 	 */
-	@GetMapping(value="/deIdendtify/masking.do")
-	public ResponseEntity<?> deIdendtifyMasking(ComtrlsColVO comtrlsColVO) {
+	@PostMapping(value="/deIdendtify/masking.do")
+	public ResponseEntity<?> deIdendtifyMasking(@RequestBody ComtrlsColVO comtrlsColVO) {
 		try{
 			comtrlsdataService.deIdentificationMasking(comtrlsColVO);
 			return ResponseEntity.ok().build();
diff --git a/src/main/java/egovframework/com/mtdata/database/service/impl/DatabaseServiceImpl.java b/src/main/java/egovframework/com/mtdata/database/service/impl/DatabaseServiceImpl.java
index 7dbe1d1..a72337b 100644
--- a/src/main/java/egovframework/com/mtdata/database/service/impl/DatabaseServiceImpl.java
+++ b/src/main/java/egovframework/com/mtdata/database/service/impl/DatabaseServiceImpl.java
@@ -62,38 +62,32 @@ public class DatabaseServiceImpl extends EgovAbstractServiceImpl implements Data
 	@Transactional
 	public void updateRegisterdDBInfoList(DatabaseInfoVO vo) throws Exception{
 
-		//TODO: 연결체크 로직 추가
-		if (true) {
-			DBConnInfoVO dbConnInfoVO = new DBConnInfoVO();
-			dbConnInfoVO.setSysId(vo.getSysId());
-			dbConnInfoVO.setDbConnUser(vo.getDbConnUser());
-			dbConnInfoVO.setDbConnPw(vo.getDbConnPw());
-			dbConnInfoVO.setDbType(vo.getDbType());
-			dbConnInfoVO.setDbConnIp(vo.getDbConnIp());
-			dbConnInfoVO.setRegisterId(vo.getRegisterId());
+		DBConnInfoVO dbConnInfoVO = new DBConnInfoVO();
+		dbConnInfoVO.setSysId(vo.getSysId());
+		dbConnInfoVO.setDbConnUser(vo.getDbConnUser());
+		dbConnInfoVO.setDbConnPw(vo.getDbConnPw());
+		dbConnInfoVO.setDbType(vo.getDbType());
+		dbConnInfoVO.setDbConnIp(vo.getDbConnIp());
+		dbConnInfoVO.setRegisterId(vo.getRegisterId());
 
-			DBInfoVO dbInfoVO = new DBInfoVO();
-			dbInfoVO.setDbLinkId(vo.getDbLinkId());
-			dbInfoVO.setDbNm(vo.getDbNm());
+		DBInfoVO dbInfoVO = new DBInfoVO();
+		dbInfoVO.setDbLinkId(vo.getDbLinkId());
+		dbInfoVO.setDbNm(vo.getDbNm());
 
-			int checkDbConnCnt = databaseMapper.checkDbConnInfo(vo);
+		int checkDbConnCnt = databaseMapper.checkDbConnInfo(vo);
 
-			// DB 연결정보 미존재 시 DB 연결 정보 insert
-			if (checkDbConnCnt < 1) {
-				databaseMapper.insertInstDbConnInfo(dbConnInfoVO);
+		// DB 연결정보 미존재 시 DB 연결 정보 insert
+		if (checkDbConnCnt < 1) {
+			databaseMapper.insertInstDbConnInfo(dbConnInfoVO);
 
-				dbInfoVO.setDbConnId(dbConnInfoVO.getDbConnId());
-				databaseMapper.updateInstDbInfo(dbInfoVO);
-			} else { // 존재 시 update
-				dbConnInfoVO.setDbConnId(vo.getDbConnId());
-				databaseMapper.updateInstDbConnInfo(dbConnInfoVO);
+			dbInfoVO.setDbConnId(dbConnInfoVO.getDbConnId());
+			databaseMapper.updateInstDbInfo(dbInfoVO);
+		} else { // 존재 시 update
+			dbConnInfoVO.setDbConnId(vo.getDbConnId());
+			databaseMapper.updateInstDbConnInfo(dbConnInfoVO);
 
-				dbInfoVO.setDbConnId(vo.getDbConnId());
-				databaseMapper.updateInstDbInfo(dbInfoVO);
-			}
-
-		} else {
-			throw new Exception();
+			dbInfoVO.setDbConnId(vo.getDbConnId());
+			databaseMapper.updateInstDbInfo(dbInfoVO);
 		}
 	}
 	@Override
diff --git a/src/main/java/egovframework/com/mtdata/database/web/DatabaseConnController.java b/src/main/java/egovframework/com/mtdata/database/web/DatabaseConnController.java
index 3f90856..7ef580a 100644
--- a/src/main/java/egovframework/com/mtdata/database/web/DatabaseConnController.java
+++ b/src/main/java/egovframework/com/mtdata/database/web/DatabaseConnController.java
@@ -130,7 +130,8 @@ public class DatabaseConnController {
 		}
 	}
 
-	// inst_db_conn_info 테이블 기본 CRUD
+
+	// inst_db_conn_info 테이블 기본 CRUD 시작
 	@GetMapping(value="/get/instDbConnInfoList.do")
 	@ResponseBody
 	public ResponseEntity<?> getDbConnInfoList(DBConnInfoVO dbConnInfoVO) {
@@ -191,8 +192,9 @@ public class DatabaseConnController {
 			return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(e.getMessage());
 		}
 	}
+	// inst_db_conn_info 테이블 기본 CRUD 끝
 
-	// inst_db_info 테이블 기본 CRUD
+	// inst_db_info 테이블 기본 CRUD 시작
 	@GetMapping(value="/get/instDbInfoList.do")
 	@ResponseBody
 	public ResponseEntity<?> getDbInfoList(DBInfoVO dbInfoVO) {
@@ -253,8 +255,9 @@ public class DatabaseConnController {
 			return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(e.getMessage());
 		}
 	}
+	// inst_db_info 테이블 기본 CRUD 끝
 
-	// inst_db_tbl_info 테이블 기본 CRUD
+	// inst_db_tbl_info 테이블 기본 CRUD 시작
 	@GetMapping(value="/get/instDbTblInfoList.do")
 	@ResponseBody
 	public ResponseEntity<?> getDbTblInfoList(DBTblInfoVO dbTblInfoVO) {
@@ -316,7 +319,9 @@ public class DatabaseConnController {
 		}
 	}
 
-	// inst_tbl_col_info 테이블 기본 CRUD
+	// inst_db_tbl_info 테이블 기본 CRUD 끝
+
+	// inst_tbl_col_info 테이블 기본 CRUD 시작
 	@GetMapping(value="/get/instDbTblColInfoList.do")
 	@ResponseBody
 	public ResponseEntity<?> getDbTblColInfoList(DBTblColInfoVO dbTblColInfoVO) {
@@ -378,4 +383,5 @@ public class DatabaseConnController {
 			return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(e.getMessage());
 		}
 	}
+	// inst_tbl_col_info 테이블 기본 CRUD 끝
 }
diff --git a/src/main/resources/egovframework/sqlmap/mtdata/mappers/comtrls/Comtrlsdata_SQL.xml b/src/main/resources/egovframework/sqlmap/mtdata/mappers/comtrls/Comtrlsdata_SQL.xml
index 9945451..2cfb108 100644
--- a/src/main/resources/egovframework/sqlmap/mtdata/mappers/comtrls/Comtrlsdata_SQL.xml
+++ b/src/main/resources/egovframework/sqlmap/mtdata/mappers/comtrls/Comtrlsdata_SQL.xml
@@ -108,7 +108,7 @@
 	</select>
 
 	<update id="deIdentificationMasking" parameterType="ComtrlsColVO" >
-		<bind name="path" value="'{' + rlsDataColNm + '}'" />
+		<bind name="path" value="'\'{' + rlsDataColNm + '}\''" />
 		UPDATE comtrlsdata
 		SET rls_data_vl = jsonb_set(
 			rls_data_vl,
diff --git a/src/main/resources/egovframework/sqlmap/mtdata/mappers/database/DatabaseConnect_SQL.xml b/src/main/resources/egovframework/sqlmap/mtdata/mappers/database/DatabaseConnect_SQL.xml
index 2693993..ecb280e 100644
--- a/src/main/resources/egovframework/sqlmap/mtdata/mappers/database/DatabaseConnect_SQL.xml
+++ b/src/main/resources/egovframework/sqlmap/mtdata/mappers/database/DatabaseConnect_SQL.xml
@@ -122,7 +122,7 @@
 			b.sys_id,
 			b.db_type
 		FROM inst_db_info a
-		 LEFT JOIN inst_db_conn_info b ON a.db_conn_id = b.db_conn_id
+		 LEFT JOIN inst_db_conn_info b ON a.db_conn_id = b.db_conn_id AND b.use_yn = 'Y'
 		 LEFT JOIN inst_sys_info c ON b.sys_id = c.sys_id
 		WHERE b.register_id =  #{registerId}
 		AND a.use_yn = 'Y'