String lowerValue=Optional.ofNullable(entry.getValue()).map(Object::toString).map(String::toLowerCase).orElse("");if(sqlPattern.matcher(lowerValue).find()){log.error("参数[{}]中包含不允许sql的关键词",lowerValue);returntrue;}returnfalse;});}else{JSONArray json=JSONUtil.parseArray(value);...
StringtoLowerCaseString() StringtoParameterizedString() StringtoString() StringtoString(VisitorFeature... features) Methods inherited from interface com.alibaba.druid.sql.ast.SQLObject accept,addAfterComment,addAfterComment,addBeforeComment,addBeforeComment,containsAttribute,getAfterCommentsDirect,getAttribute,get...
7.正则表达式函数：如REGEXP_REPLACE、REGEXP_EXTRACT等。
后面根据网上资料,应该还是新的安全黑名单机制出现了问题了,所以在AbstractQueryBlackListHandler类里的isPass修改如下: /*** 校验sql语句 成功返回true* @param sql* @return*/public boolean isPass(String sql) {//List<QueryTable> list = this.getQueryTableInfo(sql.toLowerCase());List<QueryTable> list ...
expr:STRING表達式。 傳回 ASTRING。 範例 SQL >SELECTlower('LowerCase'); lowercase 相關函數 lcase 函式 initcap 函式 ucase 函式 upper 函式 意見反應 此頁面對您有幫助嗎? YesNo 提供產品意見反應 其他資源 事件 成為認證的網狀架構 資料工程師
public static final String[] WORDS = new String[] { "To be, or not to be,--that is the question:--", "Whether 'tis nobler in the mind to suffer", "The slings and arrows of outrageous fortune", "Or to take arms against a sea of troubles,", ...
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft Fabric Returns a character expression after converting uppercase character data to lowercase. ...
When the name of an SQL statement includes lowercase characters, such as ”SET Database Object Mode,” it means that the first mixed-lettercase string in the statement name is not an SQL keyword, but that two or more different SQL keywords can follow the preceding uppercase keyword. For an...
privatestaticvoidaddviolation(wallvisitor visitor,interrorcode, string message, sqlobject x){ visitor.addviolation(newillegalsqlobjectviolation(errorcode, message, visitor.tosql(x))); } 检测思路 1.检测规则 上文的语义分析部分已经解释了SQL语句的解析方法,下面就是Druid根据解析出来的“特征单元”和语法树...
public String lte(String fieldName, String value) { return String.format("{\"range\" : {\"%s\" : {\"to\" : \"%s\"}}}", fieldName, value); } /** * 属于 * * @param fieldName 属性名称 * @param values 值 * @return {@link String} */ public String in(String fieldName, ...