问oracle中的pivot查询ENpovit(聚合函数 for 转为列名的字段in(具体字段内容)) 现有如下数据（某店铺一...
The subquerymust return a list of unique values at the execution time of the pivot query.If the subquery does not return a unique value, then Oracle Database raises arun-time error. Use the DISTINCT keyword in the subquery if you arenot sure the query will return unique values. --仅在XM...
实现动态PIVOT的Oracle SQL示例 由于Oracle SQL本身不直接支持动态列名生成(如SQL Server中的PIVOT XML PATH功能),我们需要使用PL/SQL或者动态SQL来实现动态PIVOT。以下是一个使用动态SQL实现动态PIVOT的示例: sql DECLARE sql_query CLOB; column_list CLOB; BEGIN -- 构建列名列表 SELECT LISTAGG(job_id, ', ')...
void setInColumnMatchingRows(java.util.ArrayList inColumnMatchingRows) void setRowLocatorExpressionAlias(java.lang.String rowLocatorExpressionAlias) void setSubQuerytoGenerateXML(java.lang.String subQuerytoGenerateXML) Methods inherited from class oracle.odi.mapping.generation.SqlQuery addJoin, getAlias...
又称为查询改写（Query Rewrite）或软优化，即查询转换器在逻辑上对语句做一些语义等价转换，它是Oracle...
The subquerymust return a list of unique values at the execution time of the pivot query.If the subquery does not return a unique value, then Oracle Database raises arun-time error. Use the DISTINCT keyword in the subquery if you arenot sure the query will return unique values. ...
PIVOT and UNPIVOT Operators in Oracle Database 11g PIVOT The PIVOT operator takes data in separate rows, aggregates it and converts it into columns. To see the PIVOT operator in action we need to create a test table. CREATE TABLE pivot_test ( ...
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The subquerymust return a list of unique values at the execution time of the pivot query.If the subquery does not return a unique value, then Oracle Database raises arun-time error. Use the DISTINCT keyword in the subquery if you arenot sure the query will return unique values. ...
oracle pivot 和 unpivot 函数的使用 pivot的格式 selectfrom ( inner_query) pivot(aggreate_function for pivot_column in ( list of values)) order by ...; 用法举例: select from ( select month,prd_type_id,amount from all_sales ) pivot (sum(amount) for month in (1 as JAN,2 as FEB,3 ...