SQL_SNVF_CHARACTER_LENGTHSQL_SNVF_EXTRACTSQL_SNVF_OCTET_LENGTHSQL_SNVF_POSITION SQL_SQL92_PREDICATES 3.0 一个SQLUINTEGER 位掩码,用于枚举 SELECT 语句中支持的谓词,如 SQL-92 中定义。必须支持此功能的 SQL-92 或 FIPS 一致性级别显示在每个位掩码旁边的括号中。以下位掩码用于确定数据源支持的选项:SQL_...
SQL_SNVF_CHARACTER_LENGTHSQL_SNVF_EXTRACTSQL_SNVF_OCTET_LENGTHSQL_SNVF_POSITION SQL_SQL92_PREDICATES 3.0 SQLUINTEGER 位掩碼,列舉 SELECT 語句中支援的述詞,如 SQL-92 中所定義。每個位掩碼旁的括弧中會顯示必須支援此功能的SQL-92 或 FIPS 一致性層級。下列位掩碼可用來判斷數據源支援的選項:SQL_SP_...
SET TEXTSIZE 0; -- Create variables for the character string and for the current -- position in the string. DECLARE @position INT, @string CHAR(8); -- Initialize the current position and the string variables. SET @position = 1; SET @string = 'New Moon'; WHILE @position <= DATALENGTH...
'VARCHAR', 'VARCHARACTER', 'VARIABLES', 'VARYING', 'VIEW', 'VIRTUAL', 'WAIT', 'WARNINGS', 'WEEK', 'WEIGHT_STRING', 'WHEN', 'WHERE', 'WHILE', 'WITH', 'WITHOUT', 'WORK', 'WRAPPER', 'WRITE', 'X509', 'XA', 'XID', 'XML', 'XOR', 'YEAR', 'YEAR_MONTH', 'ZEROFILL' ] ...
The rules also specify the code page that's used to store non-Unicode character data. Both Unicode and non-Unicode sorting are compatible with string comparisons in a particular version of Windows. This provides consistency across data types within SQL Server, and it lets developers sort strings...
json解析函数get json_object 重复字符串函数:repeat URL解析函数:parse url 集合查找函数:find_in_set 字符串反转函数:reverse CREATE TABLE temp (id int,name string,email string,phone string) INSERT INTO temp VALUES (1, 'John Doe', 'john.doe@example.com', '123-456-7890'), (2, 'Jane...
2、RIGHT() RIGHT (<character_expression>, <integer_expression>) 返回character_expression 右起 integer_expression 个字符。 3、SUBSTRING() SUBSTRING (<expression>, <starting_ position>, length) 返回从字符串左边第starting_ position 个字符起length个字符的部分。 已知: 字段A='F:\photo\Winter Leaves....
IN SECTION CATALOG INCLUDE SELECT CHAR INDEX SESSION CHAR_LENGTH INDICATOR SESSION_USER CHARACTER INITIALLY SET CHARACTER_LENGTH INNER SIZE CHECK INPUT SMALLINT CLOSE INSENSITIVE SOME COALESCE INSERT SPACE COLLATE INT SQL COLLATION INTEGER SQLCA
_COORDINATOR_NOT_SUPPORTED_IN_COMMAND、DELTA_NON_UC_COMMIT_COORDINATOR_NOT_SUPPORTED_IN_SESSION、DELTA_UNSET_NON_EXISTENT_PROPERTY、INAPPROPRIATE_URI_SCHEME_OF_CONNECTION_OPTION、STDS_INVALID_OPTION_VALUE、UNSUPPORTED_COMMON_ANCESTOR_LOC_FOR_FILE_STREAM_SOURCE、UNSUPPORTED_INITIAL_POSITION_AND_TRIGGER_PAIR_...
the first character of the substring to be extracted. The first character is at position 1. length Int32 the number of consecutive characters to be copied; the value for length must be 0 or greater Returns String aStringthat is the specified substring in theCLOBvalue designated by thisClobobj...