extract string between two characters/string, first character is 'Test Name:' and second character is line break i.e., or end of line. Extracting domain name from FQDN fully qualified domain name see example Extracting only year from getdate() function... Extracting substring between two cha...
SQL_CCS_CREATE_CHARACTER_SETSQL_CCS_COLLATE_CLAUSESQL_CCS_LIMITED_COLLATIONSQL-92 完全符合層級的驅動程式一律會傳回所有支持的選項。 “0” 的傳回值表示 不支援 CREATE CHARACTER SET 語句。 SQL_CREATE_COLLATION 3.0 SQLUINTEGER 位掩碼,列舉 CREATE COLLATION 語句中的 子句,如數據源支援的 SQL-92 中所...
SQL_CCS_CREATE_CHARACTER_SETSQL_CCS_COLLATE_CLAUSESQL_CCS_LIMITED_COLLATIONSQL-92 完全符合層級的驅動程式一律會傳回所有支持的選項。 “0” 的傳回值表示 不支援 CREATE CHARACTER SET 語句。 SQL_CREATE_COLLATION 3.0 SQLUINTEGER 位掩碼,列舉 CREATE COLLATION 語句中的 子句,如數據源支援的 SQL-92 中所...
Character string ("Y" or "N") "N" Character string (not "Y" or "N") Empty string SQLUSMALLINT 0 SQLUINTEGER bitmask or SQLUINTEGER binary value 0L For example, if a data source does not support procedures, SQLGetInfo returns the values listed in the following table for the values ...
动态SQl之<if> 我们根据实体类的不同取值，使用不同的 SQL语句来进行查询。比如在 id如果不为空时...
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 ...
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 implicit conversion in the CONTAINS predicate....
If supplied as a variable (@logical_device_name_var), the backup device name can be specified either as a string constant (@logical_device_name_var= logical backup device name) or as a variable of any character string data type except for the ntext or text data types. { DISK | TAPE ...
running tests.--pre-system=namesystem()string to execute before running tests.--protocol=name The protocol to useforconnection(tcp,socket,pipe,memory).-q,--query=name Query to run or file containing query to run.--secure-auth Refuse client connecting to serverifit usesold(pre-4.1.1)protocol...
select getdate() as datatime, newid() as uuid; -- 类似于concat的效果 select cast(id as varchar(20)) + ',' from file_records for xml path (''); -- 移除多余的字符 -- STUFF(<character_expression>,<开始>,<长度>,<character_expression>) -- 将字符串插入到另一个字符串中。它会删除开...