报错:Update row with Key (id)=(xxxx) multiple times或者duplicate key value violates unique constraint 问题原因:违反唯一性约束,执行UPDATE、INSERT ON CONFLICT或INSERT操作时,主键存在重复数据。 解决方法: 若INSERT语法报错:可以改为INSERT INTO xx ON CONFLICT的语法,实现主键去重,详情请参见INSERT ON CONFLIC...
SELECT * FROM employee WHERE NAME='anyname' OR '1'='1';INSERT INTO employee (NAME, ID) VALUES ('MUR','11451') -- AND PASSWORD = 'anything' 上面的语句实现三个功能:构造任意的用户名,插入新的sql语句,使得验证码无效。 构造用户名和密码:用...
reserve_table_list.add("org.apache.spark.sql.catalyst.plans.logical.UpdateTable");if(reserve_table_list.contains(jsonString)){ sql_type.reserve_target_source(); } }publicstaticvoidparse_special_source_target(Sql_type sql_type, JSONArray json){if(json.getJSONObject(0).getString("class").equ...
ODPS-0110061: Failed to run ddltask - AlreadyExistsException(message:Partition already exists, existed values:) 模块:META。 严重等级:1。 触发条件:MaxCompute对正在操作的表没有锁机制。这个错误是由元数据产生竞争导致,向同一个分区同时多次执行读写操作容易产生此类错误。
SQL_PARAM_ARRAY_SELECTS SQL_STATIC_CURSOR_ATTRIBUTES1 SQL_STATIC_CURSOR_ATTRIBUTES2 SQL_XOPEN_CLI_YEAR 为ODBC 3.x 重命名的信息类型 已为ODBC 3.x 重命名 InfoType 参数的以下值。 展开表 旧名称新名称 SQL_ACTIVE_CONNECTIONS SQL_MAX_DRIVER_CONNECTIONS SQL_ACTIVE_STATEMENTS SQL_MAX_CONCURRENT_ACTIV...
populator.setScripts(scriptResources.toArray(new Resource[scriptResources.size()])); if (logger.isDebugEnabled()) { logger.debug("Executing SQL scripts: " + ObjectUtils.nullSafeToString(scriptResources)); } // 获取数据源 事务 String dsName = mergedSqlConfig.getDataSource(); ...
For example, when using flexible parameter passing (described inSection 3.6.2, "Flexible Parameter Passing"), each name or value in thequery_stringportion of the URL gets passed as an element of thename_arrayorvalue_arrayargument to the procedure being invoked. These names or values can be ...
Cause: The file contains multiple end-of-file marks. Action: Remove the excess end-of-file characters. SQL*Loader-00306: Token longer than max allowable length of number chars\n Cause: The SQL*Loader control file contains a single word or combination of characters (a token) that is lo...
If a database contains a publication has a lower compatibility level (such as 80RTM) and you want to add another publication in the same database that has a level of 90RTM or higher, you must manually increase the level of the first publication before you add the new publication. If a...
Array data type in SQL server Array's IN SQL SERVER? ASCII values for extended characters Assign empty string '' if datetime is null Assign EXEC output to Variable Assigning NULL value to column name using Case Statement of where is SQL SERVER 2008 atomic if not exists() and insert or upd...