<contains_search_condition>isnvarchar. An implicit conversion occurs when another character data type is used as input. Large string data types nvarchar(max) and varchar(max) cannot be used. In the following ex
resumable--enable or disable resumableforcurrentsession(DefaultFALSE)resumable_name--text string to help identify resumable statement resumable_timeout--waittime(inseconds)forRESUMABLE(Default7200)date_cache--size(inentries)ofdate conversioncache(Default1000)no_index_errors--abort load on any indexerrors...
一、数据库函数 MySQL 数据库函数提供了能够实现各种功能的方法,使我们在查询记录时能够更高效的输出。MySQL内建了很多函数,常用的包括数学函数、聚合函数、字符串函数和日期时间函数。 1 数学函数 数据库内存储的记录,经常要进行一系列的算术操作,所以 MySQL 支持很多数学函数。常用的数学函数如表 所示。 表MySQL 数...
<contains_search_condition>isnvarchar. An implicit conversion occurs when another character data type is used as input. Large string data types nvarchar(max) and varchar(max) cannot be used. In the following example, the@SearchWordvariable, which is defined asvarchar(30), causes an implicit con...
ERRCODE_STRING_DATA_RIGHT_TRUNCATION 报错:value too long for type character varying(xxx) 问题原因:字段长度超过了VARCHAR类型的长度限制。 解决方法:处理数据或将VARCHAR的长度设置得更长,或者将字段类型改为TEXT。 ERRCODE_PROGRAM_LIMIT_EXCEEDED或者Exceed Odps Scan Limit ...
encode(str, charset) - Encodes the first argument using the second argument character set. Examples:> SELECT encode('abc', 'utf-8');abc 5.format_string/printf格式化字符串 format_string(strfmt, obj, ...) - Returns a formatted string from printf-style format strings. ...
C. Use SUBSTRING with a character string The following example shows how to return only a part of a character string. From thedbo.DimEmployeetable, this query returns the family name in one column with only the first initial in the second column. ...
SQL contains string - In this blog, I will explain how to check a specific word or character in a given statement in SQL Server, using CHARINDEX function or SQL Server and check if the string contains a specific substring with CHARINDEX function. An alternative to CHARINDEX() is using LIKE...
<contains_search_condition> is nvarchar. An implicit conversion occurs when another character data type is used as input. Large string data types nvarchar(max) and varchar(max) cannot be used. In the following example, the @SearchWord variable, which is defined as varchar(30), causes an impl...
<contains_search_condition> is nvarchar. An implicit conversion occurs when another character data type is used as input. In the following example, the@SearchWordvariable, which is defined as varchar(30), causes an implicit conversion in the CONTAINS predicate. ...