Highgo

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/AllStatementHandlerInterceptor.java

@@ -34,9 +34,9 @@ public class AllStatementHandlerInterceptor extends
 
 	public Object intercept(Invocation invocation) throws Throwable {
 		Method m = invocation.getMethod();
-		if ("prepare".equals(m.getName())) { // һ���������Statement
+		if ("prepare".equals(m.getName())) { // prepare Statement
 			return prepare(invocation);
-		} else if ("parameterize".equals(m.getName())) { // һ���������ò���
+		} else if ("parameterize".equals(m.getName())) { // parameterize
 			return parameterize(invocation);
 		} else if ("handleResultSets".equals(m.getName())) {// handleResultSets
 			return handleResultSets(invocation);
@@ -54,14 +54,15 @@ public class AllStatementHandlerInterceptor extends
 
 	private Object prepare(Invocation invocation) throws Throwable {
 		StatementHandler statement = getStatementHandler(invocation);
-		if (statement instanceof SimpleStatementHandler || statement instanceof PreparedStatementHandler) {
+		if (statement instanceof SimpleStatementHandler 
+				|| statement instanceof PreparedStatementHandler) {
 			MetaObject metaObject=SystemMetaObject.forObject(statement);
 			Object parameterObject=metaObject.getValue("parameterHandler.parameterObject");
 			BoundSql boundSql = statement.getBoundSql();
 			String sql = boundSql.getSql();
 			_logger.debug("prepare  boundSql : "+sql);
-			_logger.debug("startsWith SELECT : "+sql.toUpperCase().trim().startsWith("SELECT"));
-			if (sql.toUpperCase().trim().startsWith("SELECT") && (parameterObject instanceof JpaBaseDomain)) {
+			_logger.debug("startsWith select : "+sql.toLowerCase().trim().startsWith("select"));
+			if (sql.toLowerCase().trim().startsWith("select") && (parameterObject instanceof JpaBaseDomain)) {
 				if(statement instanceof SimpleStatementHandler){
 					sql = dialect.getLimitString(sql, (JpaBaseDomain)parameterObject);
 				}else if(statement instanceof PreparedStatementHandler){
@@ -84,9 +85,12 @@ public class AllStatementHandlerInterceptor extends
 			Object parameterObject=metaObject.getValue("parameterHandler.parameterObject");
 			BoundSql boundSql = statementHandler.getBoundSql();
 			
-			if (boundSql.getSql().toUpperCase().trim().startsWith("SELECT") && (parameterObject instanceof JpaBaseDomain)) {
+			if (
+					boundSql.getSql().toLowerCase().trim().startsWith("select") 
+					&& (parameterObject instanceof JpaBaseDomain)
+			) {
 				List<ParameterMapping>  pms= boundSql.getParameterMappings();
-				System.out.println(pms);
+				_logger.debug("ParameterMapping " + pms);
 				int parameterSize = pms.size();
 				dialect.setLimitParamters(ps, parameterSize,(JpaBaseDomain)parameterObject);
 			}

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/StatementHandlerInterceptor.java

@@ -42,21 +42,26 @@ public class StatementHandlerInterceptor extends AbstractStatementHandlerInterce
 
 	private Object prepare(Invocation invocation) throws Throwable {
 		StatementHandler statement = getStatementHandler(invocation);
-		if (statement instanceof SimpleStatementHandler || statement instanceof PreparedStatementHandler) {
+		if (statement instanceof SimpleStatementHandler 
+				|| statement instanceof PreparedStatementHandler) {
 			MetaObject metaObject=SystemMetaObject.forObject(statement);
 			Object parameterObject=metaObject.getValue("parameterHandler.parameterObject");
 			BoundSql boundSql = statement.getBoundSql();
 			String sql = boundSql.getSql();
 			_logger.trace("parameter object  ==> "+parameterObject);
 			if ((parameterObject instanceof JpaPagination)
-					&& (sql.toUpperCase().trim().startsWith("SELECT")) ) {
+					&& (sql.toLowerCase().trim().startsWith("select")) ) {
+				_logger.trace("dialect " + dialect);
 				JpaPagination pagination=(JpaPagination)parameterObject;
 				if(pagination.isPageable()){
 					_logger.trace("prepare  boundSql  ==> "+removeBreakingWhitespace(sql));
 					if(statement instanceof SimpleStatementHandler){
 						sql = dialect.getLimitString(sql, pagination);
 					}else if(statement instanceof PreparedStatementHandler){
-						JpaBaseService.pageResultsBoundSqlCache.put(pagination.getPageResultSelectUUID(), new PageResultsSqlCache(sql,boundSql));
+						JpaBaseService.pageResultsBoundSqlCache.put(
+								pagination.getPageResultSelectUUID(), 
+								new PageResultsSqlCache(sql,boundSql)
+								);
 						sql = dialect.getLimitString(sql, pagination);
 					}
 					_logger.trace("prepare dialect boundSql : "+removeBreakingWhitespace(sql));

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/dialect/DB2Dialect.java

@@ -41,11 +41,11 @@ public class DB2Dialect extends Dialect {
 	public String getPreparedStatementLimitString(String sql,  JpaPagination pagination) {
 		//LIMIT #{pageResults}  OFFSET #{startRow}
 		if(pagination.getPageSize()>0&&pagination.getStartRow()>0){
-			return sql +  " LIMIT ? , ?";
+			return sql +  " limit ? , ?";
 		}else if(pagination.getPageSize()>0){
-			return sql +  " LIMIT  ? ";
+			return sql +  " limit  ? ";
 		}else{
-			return sql +  " LIMIT ?";
+			return sql +  " limit ?";
 		}
 	}
 	

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/dialect/DerbyDialect.java

@@ -41,11 +41,11 @@ public class DerbyDialect extends Dialect {
 	public String getPreparedStatementLimitString(String sql,  JpaPagination pagination) {
 		//LIMIT #{pageResults}  OFFSET #{startRow}
 		if(pagination.getPageSize()>0&&pagination.getStartRow()>0){
-			return sql +  " LIMIT ? , ?";
+			return sql +  " limit ? , ?";
 		}else if(pagination.getPageSize()>0){
-			return sql +  " LIMIT  ? ";
+			return sql +  " limit  ? ";
 		}else{
-			return sql +  " LIMIT ?";
+			return sql +  " limit ?";
 		}
 	}
 	

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/dialect/Dialect.java

@@ -21,7 +21,7 @@ public abstract class Dialect {
 
 	private static final Logger _logger 			= 	LoggerFactory.getLogger(Dialect.class);
 
-	public static final String DEFAULT_BATCH_SIZE	= 	"15";
+	public static final String DEFAULT_BATCH_SIZE	= 	"20";
 	public static final String NO_BATCH 			= 	"0";
 	public static final String DEFAULT_DIALECT 		= 	"mysql";
 
@@ -35,8 +35,10 @@ public abstract class Dialect {
 		dialectMap.put("mysql", 		"org.apache.mybatis.jpa.dialect.MySQLDialect");
 		dialectMap.put("oracle", 		"org.apache.mybatis.jpa.dialect.OracleDialect");
 		dialectMap.put("postgresql", 	"org.apache.mybatis.jpa.dialect.PostgreSQLDialect");
+		dialectMap.put("highgo", 		"org.apache.mybatis.jpa.dialect.HighgoDialect");
 		dialectMap.put("sqlserver", 	"org.apache.mybatis.jpa.dialect.SQLServerDialect");
 		
+		
 		_logger.trace("Dialect Mapper : \n"+dialectMap);
 	}
 	

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/dialect/HighgoDialectDialect.java

+package org.apache.mybatis.jpa.dialect;
+
+import java.sql.PreparedStatement;
+import java.sql.SQLException;
+
+import org.apache.mybatis.jpa.persistence.JpaPagination;
+
+
+public class HighgoDialectDialect extends Dialect {
+
+	public HighgoDialectDialect() {
+		super();
+
+	}
+
+	@Override
+	public boolean supportsLimit() {
+		return true;
+	}
+	
+	@Override
+	public String getLimitString(String sql,  JpaPagination pagination) {
+		//LIMIT #{pageResults}  OFFSET #{startRow}
+		if(pagination.getPageSize()>0&&pagination.getStartRow()>0){
+			return sql +  " limit " + pagination.getPageSize()+" offset  "+pagination.getStartRow() ;
+		}else if(pagination.getPageSize()>0){
+			return sql +  " limit " + pagination.getPageSize();
+		}else{
+			return sql +  " limit 1000";
+		}
+	}
+	
+	@Override
+	public String getPreparedStatementLimitString(String sql,  JpaPagination pagination) {
+		//LIMIT #{pageResults}  OFFSET #{startRow}
+		if(pagination.getPageSize()>0&&pagination.getStartRow()>0){
+			return sql +  " limit ? , ?";
+		}else if(pagination.getPageSize()>0){
+			return sql +  " limit  ? ";
+		}else{
+			return sql +  " limit ?";
+		}
+	}
+	
+	
+	public void setLimitParamters(PreparedStatement preparedStatement,int parameterSize,JpaPagination pagination) {
+		
+		try {
+			if(pagination.getPageSize()>0&&pagination.getStartRow()>0){
+				preparedStatement.setInt(++parameterSize, pagination.getPageSize());
+				preparedStatement.setInt(++parameterSize, pagination.getPageSize());
+			}else if(pagination.getPageSize()>0){
+				preparedStatement.setInt(++parameterSize, pagination.getPageSize());
+			}else{
+				preparedStatement.setInt(++parameterSize, 1000);
+			}
+		} catch (SQLException e) {
+			e.printStackTrace();
+		}
+	}
+	
+	/* (non-Javadoc)
+	 * @see java.lang.Object#toString()
+	 */
+	@Override
+	public String toString() {
+		return "PostgreSQLDialect [" + HighgoDialectDialect.class + "]";
+	}
+}

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/dialect/MySQLDialect.java

@@ -29,11 +29,11 @@ public class MySQLDialect extends Dialect {
 		//LIMIT #{pageResults}  OFFSET #{startRow}
 		pagination.calculate();
 		if(pagination.getPageSize()>0&&pagination.getStartRow()>0){
-			return sql +  " LIMIT "+pagination.getStartRow()+" , " +pagination.getPageSize();
+			return sql +  " limit "+pagination.getStartRow()+" , " +pagination.getPageSize();
 		}else if(pagination.getPageSize()>0){
-			return sql +  " LIMIT  "+pagination.getPageSize();
+			return sql +  " limit  "+pagination.getPageSize();
 		}else{
-			return sql +  " LIMIT "+pagination.getPageSize();
+			return sql +  " limit "+pagination.getPageSize();
 		}
 	}
 	
@@ -41,11 +41,11 @@ public class MySQLDialect extends Dialect {
 	public String getPreparedStatementLimitString(String sql,  JpaPagination pagination) {
 		//LIMIT #{pageResults}  OFFSET #{startRow}
 		if(pagination.getPageSize()>0&&pagination.getStartRow()>0){
-			return sql +  " LIMIT ? , ?";
+			return sql +  " limit ? , ?";
 		}else if(pagination.getPageSize()>0){
-			return sql +  " LIMIT  ? ";
+			return sql +  " limit  ? ";
 		}else{
-			return sql +  " LIMIT ?";
+			return sql +  " limit ?";
 		}
 	}
 	

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/dialect/OracleDialect.java

@@ -41,11 +41,11 @@ public class OracleDialect extends Dialect {
 	public String getPreparedStatementLimitString(String sql,  JpaPagination pagination) {
 		//LIMIT #{pageResults}  OFFSET #{startRow}
 		if(pagination.getPageSize()>0&&pagination.getStartRow()>0){
-			return sql +  " LIMIT ? , ?";
+			return sql +  " limit ? , ?";
 		}else if(pagination.getPageSize()>0){
-			return sql +  " LIMIT  ? ";
+			return sql +  " limit  ? ";
 		}else{
-			return sql +  " LIMIT ?";
+			return sql +  " limit ?";
 		}
 	}
 	

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/dialect/PostgreSQLDialect.java

@@ -22,11 +22,11 @@ public class PostgreSQLDialect extends Dialect {
 	public String getLimitString(String sql,  JpaPagination pagination) {
 		//LIMIT #{pageResults}  OFFSET #{startRow}
 		if(pagination.getPageSize()>0&&pagination.getStartRow()>0){
-			return sql +  " LIMIT " + pagination.getPageSize()+" ,  "+pagination.getStartRow() ;
+			return sql +  " limit " + pagination.getPageSize()+" offset  "+pagination.getStartRow() ;
 		}else if(pagination.getPageSize()>0){
-			return sql +  " LIMIT " + pagination.getPageSize();
+			return sql +  " limit " + pagination.getPageSize();
 		}else{
-			return sql +  " LIMIT 1000";
+			return sql +  " limit 1000";
 		}
 	}
 	
@@ -34,11 +34,11 @@ public class PostgreSQLDialect extends Dialect {
 	public String getPreparedStatementLimitString(String sql,  JpaPagination pagination) {
 		//LIMIT #{pageResults}  OFFSET #{startRow}
 		if(pagination.getPageSize()>0&&pagination.getStartRow()>0){
-			return sql +  " LIMIT ? , ?";
+			return sql +  " limit ? offset ?";
 		}else if(pagination.getPageSize()>0){
-			return sql +  " LIMIT  ? ";
+			return sql +  " limit  ? ";
 		}else{
-			return sql +  " LIMIT ?";
+			return sql +  " limit ?";
 		}
 	}
 	

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/dialect/SQLServerDialect.java

@@ -25,11 +25,11 @@ public class SQLServerDialect extends Dialect {
 		StringBuilder pagingSelectSql = new StringBuilder( "" );
 		if(pagination.getPageSize()>0){
 			
-			pagingSelectSql.append("SELECT TOP "+pagination.getPageSize()+" * FROM ( ");
-			pagingSelectSql.append("SELECT ROW_NUMBER() OVER() AS ROWNUMBER,MYBATIS_QUERY_TEMP_TABLE.* FROM ( ");
-			pagingSelectSql.append("MYBATIS_QUERY_TEMP_TABLE ) MYBATIS_QUERY_TEMP_PAGE ");
+			pagingSelectSql.append("select top "+pagination.getPageSize()+" * from ( ");
+			pagingSelectSql.append("select row_number() over() as rownumber,mybatis_query_temp_table.* from ( ");
+			pagingSelectSql.append("mybatis_query_temp_table ) mybatis_query_temp_page ");
 			if(pagination.getStartRow()>0){
-				pagingSelectSql.append("WHERE  ROWNUMBER > "+pagination.getStartRow());
+				pagingSelectSql.append("where  rownumber > "+pagination.getStartRow());
 			}
 		}else{
 			return sql;
@@ -41,11 +41,11 @@ public class SQLServerDialect extends Dialect {
 	public String getPreparedStatementLimitString(String sql,  JpaPagination pagination) {
 		//LIMIT #{pageResults}  OFFSET #{startRow}
 		if(pagination.getPageSize()>0&&pagination.getStartRow()>0){
-			return sql +  " LIMIT ? , ?";
+			return sql +  " limit ? , ?";
 		}else if(pagination.getPageSize()>0){
-			return sql +  " LIMIT  ? ";
+			return sql +  " limit  ? ";
 		}else{
-			return sql +  " LIMIT ?";
+			return sql +  " limit ?";
 		}
 	}
 	

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/persistence/FieldColumnMapper.java

@@ -69,8 +69,19 @@ public class FieldColumnMapper {
 
 	@Override
 	public String toString() {
-		return "FieldColumnMapper [fieldName=" + fieldName + ", fieldType=" + fieldType + ", columnName=" + columnName
-				+ ", idColumn=" + idColumn + ", generatedValue=" + generatedValue + "]";
+		StringBuilder builder = new StringBuilder();
+		builder.append("FieldColumnMapper [fieldName=");
+		builder.append(fieldName);
+		builder.append(", fieldType=");
+		builder.append(fieldType);
+		builder.append(", columnName=");
+		builder.append(columnName);
+		builder.append(", idColumn=");
+		builder.append(idColumn);
+		builder.append(", generatedValue=");
+		builder.append(generatedValue);
+		builder.append("]");
+		return builder.toString();
 	}
 
 }

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/persistence/JpaPageResults.java

@@ -183,14 +183,23 @@ public  class JpaPageResults <T>{
 	public void setRows(List<T> rows) {
 		this.rows = rows;
 	}
-	/* (non-Javadoc)
-	 * @see java.lang.Object#toString()
-	 */
 	@Override
 	public String toString() {
-		return "Grid [page=" + page + ", total=" + total
-				+ ", totalPage=" + totalPage + ", records=" + records
-				+ ", rows=" + rows + "]";
+		StringBuilder builder = new StringBuilder();
+		builder.append("JpaPageResults [_logger=");
+		builder.append(_logger);
+		builder.append(", page=");
+		builder.append(page);
+		builder.append(", total=");
+		builder.append(total);
+		builder.append(", totalPage=");
+		builder.append(totalPage);
+		builder.append(", records=");
+		builder.append(records);
+		builder.append(", rows=");
+		builder.append(rows);
+		builder.append("]");
+		return builder.toString();
 	}
 	
 

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/persistence/JpaPagination.java

@@ -202,16 +202,33 @@ public class JpaPagination {
 		return pageResultSelectUUID;
 	}
 
-	/* (non-Javadoc)
-	 * @see java.lang.Object#toString()
-	 */
 	@Override
 	public String toString() {
-		return "Pagination [rows=" + rows + ", pageResults=" + pageSize
-				+ ", page=" + pageNumber + ", startRow=" + startRow + ", endRow="
-				+ endRow + ", sidx=" + sidx + ", sord=" + sortOrder + ", sortKey="
-				+ sortKey + ", orderBy=" + orderBy + ", pageable=" + pageable
-				+ "]";
+		StringBuilder builder = new StringBuilder();
+		builder.append("JpaPagination [rows=");
+		builder.append(rows);
+		builder.append(", pageSize=");
+		builder.append(pageSize);
+		builder.append(", pageNumber=");
+		builder.append(pageNumber);
+		builder.append(", startRow=");
+		builder.append(startRow);
+		builder.append(", endRow=");
+		builder.append(endRow);
+		builder.append(", sidx=");
+		builder.append(sidx);
+		builder.append(", sortOrder=");
+		builder.append(sortOrder);
+		builder.append(", sortKey=");
+		builder.append(sortKey);
+		builder.append(", orderBy=");
+		builder.append(orderBy);
+		builder.append(", pageable=");
+		builder.append(pageable);
+		builder.append(", pageResultSelectUUID=");
+		builder.append(pageResultSelectUUID);
+		builder.append("]");
+		return builder.toString();
 	}
 	
 	

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/persistence/MapperMetadata.java

@@ -39,15 +39,26 @@ public class MapperMetadata <T extends JpaBaseDomain>{
 	/**
 	 * 表名和字段名
 	 */
-	public static boolean 	TABLE_COLUMN_UPCASE 				=   true;
+	public static int 		TABLE_COLUMN_CASE 					=   CASE_TYPE.LOWERCASE;
 	public static boolean   TABLE_COLUMN_ESCAPE                 =  false;
 	public static String    TABLE_COLUMN_ESCAPE_CHAR            =  "`";
 	
+	public static class CASE_TYPE{
+		public static int 		NORMAL 				=   0;
+		public static int 		LOWERCASE 			=   1;
+		public static int 		UPPERCASE 			=   2;
+	}
+	
 	
 	public transient static ConcurrentMap<String, List<FieldColumnMapper>> 	fieldsMap 	= 	new ConcurrentHashMap<String, List<FieldColumnMapper>>();
 	public transient static ConcurrentMap<String, String> 		sqlsMap 	= 	new ConcurrentHashMap<String, String>();
 	public static IdentifierGeneratorFactory identifierGeneratorFactory=new IdentifierGeneratorFactory();
 	
+	/**
+	 * getTableName
+	 * @param entityClass
+	 * @return
+	 */
 	public static String getTableName(Class<?> entityClass) {
 		String tableName = null;
 		String schema = null;
@@ -89,7 +100,9 @@ public class MapperMetadata <T extends JpaBaseDomain>{
 			}
 			
 		}
-		tableName = TABLE_COLUMN_UPCASE ? tableName.toUpperCase() : tableName;
+		
+		tableName = tableColumnCaseConverter(tableName);
+		
 		tableName = TABLE_COLUMN_ESCAPE ? TABLE_COLUMN_ESCAPE_CHAR + tableName + TABLE_COLUMN_ESCAPE_CHAR : tableName;
 		_logger.trace("Table Name " + tableName);
 		return tableName;
@@ -107,6 +120,10 @@ public class MapperMetadata <T extends JpaBaseDomain>{
 		return idFieldColumnMapper;
 	}
 
+	/**
+	 * buildColumnList
+	 * @param entityClass
+	 */
 	public static void buildColumnList(Class<?> entityClass) {
 		if (fieldsMap.containsKey(entityClass.getSimpleName())) {
 			//run one time
@@ -133,10 +150,11 @@ public class MapperMetadata <T extends JpaBaseDomain>{
 				if (columnAnnotation.name() != null && !columnAnnotation.name().equals("")) {
 				    columnName = columnAnnotation.name();
 				} else {
-				    columnName = TABLE_COLUMN_UPCASE ? 
-				            field.getName().toUpperCase() : field.getName();
+					columnName = field.getName();
 				}
 				
+				columnName = tableColumnCaseConverter(columnName);
+				
 				columnName = TABLE_COLUMN_ESCAPE ? 
 				        TABLE_COLUMN_ESCAPE_CHAR + columnName + TABLE_COLUMN_ESCAPE_CHAR 
 				        : columnName;
@@ -161,4 +179,14 @@ public class MapperMetadata <T extends JpaBaseDomain>{
 		_logger.debug("fieldsMap : " + fieldsMap);
 
 	}
+	
+	public static String tableColumnCaseConverter(String name) {
+		if(TABLE_COLUMN_CASE  == CASE_TYPE.NORMAL) {}
+		else if(TABLE_COLUMN_CASE  == CASE_TYPE.LOWERCASE) {
+			name = name.toLowerCase();
+		}else if(TABLE_COLUMN_CASE  == CASE_TYPE.UPPERCASE) {
+			name = name.toUpperCase();
+		}
+		return name;
+	}
 }

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/persistence/provider/SqlProviderDelete.java

@@ -50,7 +50,7 @@ public class SqlProviderDelete <T extends JpaBaseDomain>{
 		FieldColumnMapper idFieldColumnMapper=MapperMetadata.getIdColumn(entityClass.getSimpleName());
 		SQL sql=new SQL();
         sql.DELETE_FROM(MapperMetadata.getTableName(entityClass));  
-        sql.WHERE(idFieldColumnMapper.getColumnName()+" IN ( "+keyValue+" )");  
+        sql.WHERE(idFieldColumnMapper.getColumnName()+" in ( "+keyValue+" )");  
         String deleteSql=sql.toString(); 
         _logger.trace("Delete SQL \n"+deleteSql);
         MapperMetadata.sqlsMap.put(MapperMetadata.getTableName(entityClass) + MapperMetadata.SQL_TYPE.REMOVE_SQL,deleteSql);

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/persistence/provider/SqlProviderInsert.java

@@ -56,7 +56,7 @@ public class SqlProviderInsert <T extends JpaBaseDomain>{
 							sql.VALUES(fieldColumnMapper.getColumnName(),"#{" + fieldColumnMapper.getFieldName() + "}");
 						}
 					}else if(generatedValue.strategy()==GenerationType.SEQUENCE){
-						sql.VALUES(fieldColumnMapper.getColumnName(),generatedValue.generator()+".NEXTVAL");
+						sql.VALUES(fieldColumnMapper.getColumnName(),generatedValue.generator()+".nextval");
 					}else if(generatedValue.strategy()==GenerationType.IDENTITY){
 						//skip
 					}else if(generatedValue.strategy()==GenerationType.TABLE){

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/persistence/provider/SqlProviderQuery.java

@@ -107,11 +107,11 @@ public class SqlProviderQuery <T extends JpaBaseDomain>{
 			countSql.append(selectSql);
 		}
 		
-		if(countSql.toString().toUpperCase().indexOf("DISTINCT")>0) {
-			sql.append("SELECT COUNT(1) COUNTROWS_ FROM (").append(countSql).append(" ) COUNT_TABLE_");
+		if(countSql.toString().toLowerCase().indexOf("distinct")>0) {
+			sql.append("select count(1) countrows_ from (").append(countSql).append(" ) count_table_");
 		}else {
-			sql.append("SELECT COUNT(1) COUNTROWS_ ").append(
-					countSql.substring(countSql.toString().toUpperCase().indexOf("FROM"))
+			sql.append("select count(1) countrows_ ").append(
+					countSql.substring(countSql.toString().toLowerCase().indexOf("from"))
 			);
 		}
 		//删除缓存

mybatis-jpa-extra-core/src/test/java/org/apache/mybatis/jpa/test/MyBatisTestRunner.java

@@ -38,7 +38,7 @@ public class MyBatisTestRunner {
 		
 		Thread.sleep(1000);
 		_logger.info("insert id " + student.getId());
-		service.remove(student.getId());
+		//service.remove(student.getId());
 		
 	}
 	
@@ -129,7 +129,7 @@ public class MyBatisTestRunner {
 		 student.setStdGender("M");
 		 //student.setStdMajor(政治");
 		 student.setPageSize(10);
-		 student.setPageNumber(2);
+		 student.setPageNumber(1);
 		 List<Students> allListStudents = 
 				 service.queryPageResults(student).getRows();
 		 for (Students s : allListStudents) {

mybatis-jpa-extra-core/src/test/resources/config/applicationConfig.properties

@@ -2,7 +2,7 @@
 #                DataBase configuration  
 ############################################################################
 #db2,derby,mysql,oracle,postgresql,sqlserver 
-config.datasource.database=mysql
+config.datasource.database=postgresql
 # JDBC Driver                                                              
 #     for MySql         com.mysql.jdbc.Driver                              
 #     for oracle        oracle.jdbc.driver.OracleDriver                    
@@ -21,9 +21,15 @@ config.datasource.database=mysql
 #     for SyBase          jdbc:sybase:Tds:hostname:port/secdb
 #	  for Derby			  jdbc:derby://localhost:1527/secdb
 #
-config.datasource.driverclass=com.mysql.jdbc.Driver
-config.datasource.url=jdbc:mysql://localhost/test?autoReconnect=false&characterEncoding=UTF-8&serverTimezone=UTC
-config.datasource.username=root
-config.datasource.password=maxkey
+config.datasource.driverclass=org.postgresql.Driver
+config.datasource.url=jdbc:postgresql://localhost:5432/postgres
+config.datasource.username=postgres
+config.datasource.password=postgresql
+
+
+#config.datasource.driverclass=com.mysql.jdbc.Driver
+#config.datasource.url=jdbc:mysql://localhost/test?autoReconnect=false&characterEncoding=UTF-8&serverTimezone=UTC
+#config.datasource.username=root
+#config.datasource.password=maxkey
 
 ############################################################################
\ No newline at end of file

mybatis-jpa-extra-core/src/test/resources/org/apache/mybatis/jpa/test/dao/persistence/xml/postgresql/StudentsMapper.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="org.apache.mybatis.jpa.test.dao.persistence.StudentsMapper" >
+
+	<sql id="sql_condition">
+		WHERE	1	=	1
+    	<if test="id != null">
+			AND	id	=	'${id}'
+		</if>
+		<if test="stdName != null  and stdName != '' ">
+			AND stdname like '%${stdName}%'
+		</if>
+		<if test="stdGender != null  and stdGender != '' ">
+			AND	stdgender	=	#{stdGender}
+		</if>
+		<if test="stdMajor != null">
+			<![CDATA[AND	stdmajor	= #{stdMajor}]]>
+		</if>
+	</sql>
+	
+    <select id="queryPageResults" parameterType="Students" resultType="Students">
+    	select 
+    		id		   ,
+			stdno      ,
+			stdname    ,
+			stdgender  ,
+			stdage     ,
+			stdmajor   ,
+			stdclass 
+			
+    	from students 
+    	<include refid="sql_condition"/>
+    </select>
+   
+ 
+     <select id="queryPageResults1" parameterType="Students" resultType="Students">
+    	select 
+    		id		   ,
+			stdno      ,
+			stdname    ,
+			stdgender  ,
+			stdage     ,
+			stdmajor   ,
+			stdclass 
+			
+    	from students 
+    	<include refid="sql_condition"/>
+    	and stdgender in (
+    		select stdgender from  students
+    	)
+    </select>
+       
+     <select id="queryBy" parameterType="Students" resultType="Students">
+    	select 
+    		id		   ,
+			stdno      ,
+			stdname    ,
+			stdgender  ,
+			stdage     ,
+			stdmajor   ,
+			stdclass 
+    	from roles 
+    	<include refid="sql_condition"/>
+    </select>
+  
+
+    
+    <delete id="delete" parameterType="Students" >
+    	delete from students where id=#{id}
+    </delete>
+    
+
+
+</mapper>
\ No newline at end of file

mybatis-jpa-extra-core/src/test/resources/spring/applicationContext-persist.xml

@@ -35,9 +35,9 @@
 	<!--<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">-->
 	<bean id="sqlSessionFactory" class="org.apache.mybatis.jpa.MyBatisSessionFactoryBean">
 		<property name="timeout" value="30" />
-		<property name="dialect" value="mysql" />
+		<property name="dialect" value="postgresql" />
 		<property name="dataSource" ref="dataSource" />
-		<property name="mapperLocations" value="classpath*:/org/apache/mybatis/jpa/test/dao/persistence/xml/mysql/*.xml" />
+		<property name="mapperLocations" value="classpath*:/org/apache/mybatis/jpa/test/dao/persistence/xml/postgresql/*.xml" />
 		<property name="typeAliasesPackage" 
         		  value="
 	        			org.apache.mybatis.jpa.test.domain,

mybatis-jpa-extra-core/src/test/resources/students-postgresql.sql

+--全部字段和表名用小写
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10001', '刘备', 'm', 40, '政治', '1', '8c34448b-c65b-4a4e-a0da-83284d05f909');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10002', '关羽', 'm', 37, '物理', '1', 'b9111f83-d338-461d-8d46-f331087d5a42');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10003', '张飞', 'm', 38, '政治', '1', '1297510b-5f47-4425-b1cf-778425254142');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10004', '赵云', 'm', 29, '历史', '1', '940908e2-7c58-429a-bcef-8b566befed00');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10005', '黄忠', 'm', 68, '化学', '1', '05084723-77a8-425a-870e-e33d00e53fd2');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10006', '魏延', 'm', 35, '化学', '1', '37e4b3b4-3c76-4bf3-8165-f514d14ff54f');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10007', '马超', 'm', 29, '历史', '1', 'f8d34aac-93d6-47ab-915e-fcd169007f62');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10008', '姜维', 'm', 20, '政治', '1', 'd252f326-c0ac-46cb-82fc-cb2597edaf41');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10009', '孙策', 'm', 43, '政治', '2', 'e4b748e6-ff3c-4727-9fc2-458b97cb318d');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10010', '周瑜', 'm', 39, '数学', '2', 'c38f8afd-a6bc-458d-9f9a-fb22f30c7e39');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10011', '鲁肃', 'm', 34, '物理', '2', '71aaa4dd-9720-4f76-a825-357842de3c88');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10012', '吕蒙', 'm', 20, '数学', '2', 'dba0b7b9-97bf-41ac-8ac1-652b1fa05c9a');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10013', '孙权', 'm', 20, '政治', '2', '3f1e0276-8104-44a0-9231-2759777b08ee');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10014', '陆逊', 'm', 18, '数学', '2', '2120f7a5-00d9-44ff-92ee-ae1e2bc212e2');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10015', '曹操', 'm', 46, '政治', '3', '715c53ac-c85d-4049-9ef9-abf4e3d91d15');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10016', '典韦', 'm', 28, '历史', '3', '293745a9-c33e-47d2-9844-8668574d3b60');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10017', '曹仁', 'm', 40, '数学', '3', 'f29ca87a-7b85-4ed6-b57b-8ab75128487b');
+
+insert into test.students (stdno, stdname, stdgender, stdage, stdmajor, stdclass, id)
+values ('10018', '司马懿', 'm', 38, '政治', '3', '8793f911-fc0a-49fa-9ca7-2ab4e6a19454');
\ No newline at end of file

mybatis-jpa-extra-spring-boot-starter/src/main/java/org/apache/mybatis/jpa/starter/MybatisAutoConfiguration.java

@@ -34,6 +34,7 @@ import org.apache.ibatis.type.TypeHandler;
 import org.apache.mybatis.jpa.MyBatisSessionFactoryBean;
 import org.apache.mybatis.jpa.id.IdentifierGeneratorFactory;
 import org.apache.mybatis.jpa.persistence.MapperMetadata;
+import org.apache.mybatis.jpa.persistence.MapperMetadata.CASE_TYPE;
 import org.mybatis.spring.SqlSessionFactoryBean;
 import org.mybatis.spring.SqlSessionTemplate;
 import org.mybatis.spring.mapper.MapperFactoryBean;
@@ -160,8 +161,15 @@ public class MybatisAutoConfiguration implements InitializingBean {
         }
     }
     
-    if(this.properties.isTableColumnUpcase()) {
-        MapperMetadata.TABLE_COLUMN_UPCASE = true;
+    //default is lowercase
+    if(this.properties.getTableColumnCase().equalsIgnoreCase("uppercase")) {
+        MapperMetadata.TABLE_COLUMN_CASE = CASE_TYPE.UPPERCASE;
+    }else if(this.properties.getTableColumnCase().equalsIgnoreCase("lowercase")) {
+        MapperMetadata.TABLE_COLUMN_CASE = CASE_TYPE.LOWERCASE;
+    }else if(this.properties.getTableColumnCase().equalsIgnoreCase("normal")) {
+    	MapperMetadata.TABLE_COLUMN_CASE = CASE_TYPE.NORMAL;
+  	}else {
+    	MapperMetadata.TABLE_COLUMN_CASE = CASE_TYPE.LOWERCASE;
     }
     
     if(this.properties.getTableColumnSnowflakeDatacenterId()>0 && 

mybatis-jpa-extra-spring-boot-starter/src/main/java/org/apache/mybatis/jpa/starter/MybatisProperties.java

@@ -64,7 +64,7 @@ public class MybatisProperties {
   
   private String tableColumnEscapeChar;
   
-  private boolean tableColumnUpcase;
+  private String tableColumnCase;
   
   private int tableColumnSnowflakeDatacenterId;
   
@@ -241,15 +241,18 @@ public class MybatisProperties {
       this.tableColumnEscapeChar = tableColumnEscapeChar;
   }
 
-  public boolean isTableColumnUpcase() {
-      return tableColumnUpcase;
-  }
 
-  public void setTableColumnUpcase(boolean tableColumnUpcase) {
-      this.tableColumnUpcase = tableColumnUpcase;
-  }
 
-  public int getTableColumnSnowflakeDatacenterId() {
+
+public String getTableColumnCase() {
+	return tableColumnCase;
+}
+
+public void setTableColumnCase(String tableColumnCase) {
+	this.tableColumnCase = tableColumnCase;
+}
+
+public int getTableColumnSnowflakeDatacenterId() {
 	return tableColumnSnowflakeDatacenterId;
 }
 

mybatis-jpa-extra-spring-boot-starter/src/test/resources/application.properties

@@ -6,9 +6,9 @@ spring.datasource.url=jdbc:mysql://localhost/test?autoReconnect=true&characterEn
 spring.datasource.driver-class-name=com.mysql.jdbc.Driver
 spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
 
-
+mybatis.dialect=mysql
 mybatis.type-aliases-package=org.apache.mybatis.jpa.test.domain
-mybatis.mapper-locations=classpath*:/org/apache/mybatis/jpa/test/dao/persistence/xml/mysql/*.xml
+mybatis.mapper-locations=classpath*:/org/apache/mybatis/jpa/test/dao/persistence/xml/${mybatis.dialect}/*.xml
 mybatis.table-column-escape=true
 mybatis.table-column-snowflake-datacenter-id=1
 mybatis.table-column-snowflake-machine-id=1

mybatis-jpa-extra-test/src/test/resources/students-mysql.sql

-CREATE TABLE STUDENTS
-(
-  STDNO     VARCHAR(100),
-  STDNAME   VARCHAR(100),
-  STDGENDER VARCHAR(100),
-  STDAGE    int,
-  STDMAJOR  VARCHAR(100),
-  STDCLASS  VARCHAR(100),
-  ID        VARCHAR(100)
-)ENGINE = InnoDB 
-DEFAULT CHARACTER SET = utf8
-COLLATE = utf8_general_ci;
-
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10001', '刘备', 'M', 40, '政治', '1', '8c34448b-c65b-4a4e-a0da-83284d05f909');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10002', '关羽', 'M', 37, '物理', '1', 'b9111f83-d338-461d-8d46-f331087d5a42');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10003', '张飞', 'M', 38, '政治', '1', '1297510b-5f47-4425-b1cf-778425254142');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10004', '赵云', 'M', 29, '历史', '1', '940908e2-7c58-429a-bcef-8b566befed00');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10005', '黄忠', 'M', 68, '化学', '1', '05084723-77a8-425a-870e-e33d00e53fd2');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10006', '魏延', 'M', 35, '化学', '1', '37e4b3b4-3c76-4bf3-8165-f514d14ff54f');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10007', '马超', 'M', 29, '历史', '1', 'f8d34aac-93d6-47ab-915e-fcd169007f62');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10008', '姜维', 'M', 20, '政治', '1', 'd252f326-c0ac-46cb-82fc-cb2597edaf41');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10009', '孙策', 'M', 43, '政治', '2', 'e4b748e6-ff3c-4727-9fc2-458b97cb318d');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10010', '周瑜', 'M', 39, '数学', '2', 'c38f8afd-a6bc-458d-9f9a-fb22f30c7e39');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10011', '鲁肃', 'M', 34, '物理', '2', '71aaa4dd-9720-4f76-a825-357842de3c88');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10012', '吕蒙', 'M', 20, '数学', '2', 'dba0b7b9-97bf-41ac-8ac1-652b1fa05c9a');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10013', '孙权', 'M', 20, '政治', '2', '3f1e0276-8104-44a0-9231-2759777b08ee');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10014', '陆逊', 'M', 18, '数学', '2', '2120f7a5-00d9-44ff-92ee-ae1e2bc212e2');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10015', '曹操', 'M', 46, '政治', '3', '715c53ac-c85d-4049-9ef9-abf4e3d91d15');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10016', '典韦', 'M', 28, '历史', '3', '293745a9-c33e-47d2-9844-8668574d3b60');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10017', '曹仁', 'M', 40, '数学', '3', 'f29ca87a-7b85-4ed6-b57b-8ab75128487b');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10018', '司马懿', 'M', 38, '政治', '3', '8793f911-fc0a-49fa-9ca7-2ab4e6a19454');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10019', '邓艾', 'M', 17, '军事', '3', '317d5eda-927c-4871-a916-472a8062df23');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10020', '大乔', 'F', 25, '艺术', '4', '3edd3ce2-1b13-46c9-8f39-37522052f2cc');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10021', '小乔', 'F', 23, '艺术', '4', 'd353a108-657d-47c3-8aef-e6936fd9a58e');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10022', '孙尚香', 'F', 26, '历史', '4', '22f2914c-37bc-4e05-b0da-3d02f682008a');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10023', '貂蝉', 'F', 20, '艺术', '4', 'af04d610-6092-481e-9558-30bd63ef783c');
-

mybatis-jpa-extra-test/src/test/resources/students-oracle.sql

-CREATE TABLE STUDENTS
-(
-  STDNO     VARCHAR2(100),
-  STDNAME   VARCHAR2(100),
-  STDGENDER VARCHAR2(100),
-  STDAGE    NUMBER,
-  STDMAJOR  VARCHAR2(100),
-  STDCLASS  VARCHAR2(100),
-  ID        VARCHAR2(100)
-);
-
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10001', '刘备', 'M', 40, '政治', '1', '8c34448b-c65b-4a4e-a0da-83284d05f909');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10002', '关羽', 'M', 37, '物理', '1', 'b9111f83-d338-461d-8d46-f331087d5a42');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10003', '张飞', 'M', 38, '政治', '1', '1297510b-5f47-4425-b1cf-778425254142');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10004', '赵云', 'M', 29, '历史', '1', '940908e2-7c58-429a-bcef-8b566befed00');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10005', '黄忠', 'M', 68, '化学', '1', '05084723-77a8-425a-870e-e33d00e53fd2');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10006', '魏延', 'M', 35, '化学', '1', '37e4b3b4-3c76-4bf3-8165-f514d14ff54f');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10007', '马超', 'M', 29, '历史', '1', 'f8d34aac-93d6-47ab-915e-fcd169007f62');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10008', '姜维', 'M', 20, '政治', '1', 'd252f326-c0ac-46cb-82fc-cb2597edaf41');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10009', '孙策', 'M', 43, '政治', '2', 'e4b748e6-ff3c-4727-9fc2-458b97cb318d');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10010', '周瑜', 'M', 39, '数学', '2', 'c38f8afd-a6bc-458d-9f9a-fb22f30c7e39');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10011', '鲁肃', 'M', 34, '物理', '2', '71aaa4dd-9720-4f76-a825-357842de3c88');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10012', '吕蒙', 'M', 20, '数学', '2', 'dba0b7b9-97bf-41ac-8ac1-652b1fa05c9a');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10013', '孙权', 'M', 20, '政治', '2', '3f1e0276-8104-44a0-9231-2759777b08ee');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10014', '陆逊', 'M', 18, '数学', '2', '2120f7a5-00d9-44ff-92ee-ae1e2bc212e2');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10015', '曹操', 'M', 46, '政治', '3', '715c53ac-c85d-4049-9ef9-abf4e3d91d15');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10016', '典韦', 'M', 28, '历史', '3', '293745a9-c33e-47d2-9844-8668574d3b60');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10017', '曹仁', 'M', 40, '数学', '3', 'f29ca87a-7b85-4ed6-b57b-8ab75128487b');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10018', '司马懿', 'M', 38, '政治', '3', '8793f911-fc0a-49fa-9ca7-2ab4e6a19454');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10019', '邓艾', 'M', 17, '军事', '3', '317d5eda-927c-4871-a916-472a8062df23');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10020', '大乔', 'F', 25, '艺术', '4', '3edd3ce2-1b13-46c9-8f39-37522052f2cc');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10021', '小乔', 'F', 23, '艺术', '4', 'd353a108-657d-47c3-8aef-e6936fd9a58e');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10022', '孙尚香', 'F', 26, '历史', '4', '22f2914c-37bc-4e05-b0da-3d02f682008a');
-
-insert into STUDENTS (STDNO, STDNAME, STDGENDER, STDAGE, STDMAJOR, STDCLASS, ID)
-values ('10023', '貂蝉', 'F', 20, '艺术', '4', 'af04d610-6092-481e-9558-30bd63ef783c');
-

pom.xml

@@ -224,6 +224,18 @@
 			<artifactId>mysql-connector-java</artifactId>
 			<version>${mysql-connnector.version}</version>
 		</dependency>
+		<dependency>
+			<groupId>com.highgo</groupId>
+			<artifactId>HgdbJdbc</artifactId>
+			<version>6.0.3.jre8</version>
+		</dependency>
+		
+		<dependency>
+		    <groupId>org.postgresql</groupId>
+		    <artifactId>postgresql</artifactId>
+		    <version>42.2.19</version>
+		</dependency>
+		
 		<!-- <dependency> <groupId>oracle</groupId> <artifactId>ojdbc6</artifactId> 
 			<version>11.2.0.3</version> <scope>system</scope> <systemPath>${project.basedir}/lib/ojdbc6.jar</systemPath> 
 			</dependency> -->