resumable--enable or disable resumableforcurrentsession(DefaultFALSE)resumable_name--text string to help identify resumable statement resumable_timeout--waittime(inseconds)forRESUMABLE(Default7200)date_cache--s
The SELECT query below demonstrates the use of SUBSTR and INSTR functions. SUBSTR function returns the portion of input string from 1st position to 5th position. INSTR function returns the numeric position of character 'a' in the first name. SELECT SUBSTR (first_name,1,5), INSTR (first_name...
將結構陣列分解成數據表。 在Databricks SQL 和 Databricks Runtime 16.1 和更新版本中,此函式支援具名參數調用。 語法 inline(input) 引數 inputARRAY<STRUCT>:表達式。 傳回 一組由陣列input的結構元素中的欄位組成的資料列。inline所產生的數據行是欄位的名稱。
In this case, we are looking for the second occurrence of the character 'e' in the word 'Los Angeles,' and we start the start with the first character of the word. The function returns 10 as the second occurrence of 'e' is in the 10th position. ...
GaussDB(DWS)提供的字符处理函数和操作符主要用于字符串与字符串、字符串与非字符串之间的连接,以及字符串的模式匹配操作。描述:参数string的第一个字符的ASCII码。返回值类型:integer示例:描述:字符串的位数。返回值类型:integer示例:描述:从string开头和结尾删除
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_...
_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_...
Is an expression, typically a column searched for the specified sequence.expression2is of the character string data type category. start_location Is the character position to start searching forexpression1inexpression2. Ifstart_locationis not specified, is a negative number, or is zero, the search...
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
DNAME position(3:8) ) BEGINDATA 1 10 20lg 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 11、使用自定义的函数。以为是解决的时间问题的例子: create or replace my_to_date( p_string in varchar2 ) return date as type fmtArray is table of varchar2(25); ...