syntaxsql CONTAINS( {column_name| (column_list) | * |PROPERTY( {column_name},'property_name') } ,'<contains_search_condition>'[ ,LANGUAGElanguage_term] )<contains_search_condition>::={<simple_term>|<prefix_term>|<generation_term>|<generic_proximity_term>|<custom_proximity_term>|<weighted...
syntaxsql CONTAINS( {column_name| (column_list) | * |PROPERTY( {column_name},'property_name') } ,'<contains_search_condition>'[ ,LANGUAGElanguage_term] )<contains_search_condition>::={<simple_term>|<prefix_term>|<generation_term>|<generic_proximity_term>|<custom_proximity_term>|<weighted...
Syntax Kopiera fn:contains ($arg1 as xs:string?, $arg2 as xs:string?) as xs:boolean? Arguments $arg1 String value to test. $arg2 Substring to look for. Remarks If the value of $arg2 is a zero-length string, the function returns True. If the value of $arg1 is a zero-length...
SQL_GB_GROUP_BY_CONTAINS_SELECT = GROUP BY 子句必須包含選取清單中所有非匯總的數據行。 它可以包含不在選取清單中的數據行。 例如, SELECT DEPT,MAX(SALARY) FROM EMPLOYEE GROUP BY DEPT, AGE.(ODBC 2.0)SQL_GB_NO_RELATION = GROUP BY 子句中的數據行與選取列表無關。 選取清單中的非群組、非匯總...
报错:syntax error at or near "xxxxx" 问题原因:SQL语法错误。 解决方法:重新检查SQL语法并修正。 ERRCODE_UNDEFINED_FUNCTION 报错:DISTINCT is not implemented for window functions 问题原因:Hologres目前不支持在窗口函数中使用DISTINCT关键字。 解决方法:窗口函数中去掉DISTINCT。
An ORDER BY clause contains a list of the fields that you want to use for sorting, in the same order that you want to apply the sort operations. For example, suppose that you want your results sorted first by the value of the field Company in descending order, and — if th...
註釋function_comment 函式的註解。 function_comment 必須是 String 常值。 包含SQL 或讀取SQL 資料 函式是否會直接或間接地從資料表或檢視表中讀取數據。當函式讀取 SQL 資料時,您無法指定 CONTAINS SQL。如果您未指定任一子句,屬性會衍生自函式主體。Python UDF 中支持的函式庫若...
SqlNode is the abstract syntax tree that represents the actual structure of the query a user input. When a query is first parsed, it's parsed into a SqlNode. For example, a SELECT query will be parsed into a SqlSelect with a list of fields, a table, a join, etc. Calcite is also...
SyntaxC++ Copy SQLRETURN SQLGetInfo( SQLHDBC ConnectionHandle, SQLUSMALLINT InfoType, SQLPOINTER InfoValuePtr, SQLSMALLINT BufferLength, SQLSMALLINT * StringLengthPtr); ArgumentsConnectionHandle [Input] Connection handle.InfoType [Input] Type of information....
Syntax Copy CONTAINS ( { column_name | ( column_list ) | * } ,'<contains_search_condition>' [ , LANGUAGE language_term ] ) <contains_search_condition> ::= { <simple_term> | <prefix_term> | <generation_term> | <proximity_term> | <weighted_term> } | { ( <contains_search_cond...