Common Table Expressions (CTEs): Understand CTEs and their benefits for complex Pivot and Unpivot Operations: Discover how to pivot data for better analysis and reporting. Dynamic SQL: Understand dynamic SQL an
typically used for handling NULL values, can also be used for concatenating strings in certain database systems. When utilizing Coalesce for string concatenation, it assists in combining multiple string values. For instance, if there are multiple columns or expressions containing...
Error Handling in Data Data Flow Performance Features Source Assistant Destination Assistant Sources and Destinations Transformations XML Source Variables Expressions Event Handlers Queries Transactions Deploy Integration Services (SSIS) Projects and Packages ...
関連トピック: Integration Services (SSIS) Expressions、Operators (SSIS Expression)、Functions (SSIS Expression) [データ型] 新しい列にデータを追加すると、 [派生列変換エディター] ダイアログ ボックスによって自動的に式が評価され、データ型が適切に設定されます。 この列の値は読み...
The optimizer might push down or pull up expressions or reorder joins to create a more optimal plan. Then, to implement that plan, e.g. the JDBC integration will convert an optimized RelNode back into a SqlNode and then a query string to be executed against some database over JDBC. The...
Term Lookup Transformation Union All Transformation Unpivot Transformation Transform Data with Transformations Transformation Custom Properties XML Source Variables Expressions Event Handlers Queries Transactions Deploy Integration Services (SSIS) Projects and Packages Legacy Package Deployment (SSIS) Run Integration ...
These functions can be defined by the user or imported from a database. A function transformation takes 0-n input parameters and produces a result value. Procedures: The procedures category is automatically created in every warehouse module. This category contains any standalone procedures used as ...
INVALID_LIMIT_LIKE_EXPRESSION、INVALID_NON_DETERMINISTIC_EXPRESSIONS、INVALID_OBSERVED_METRICS、INVALID_TIME_TRAVEL_SPEC、INVALID_TIME_TRAVEL_TIMESTAMP_EXPR、JOIN_CONDITION_IS_NOT_BOOLEAN_TYPE、METRIC_VIEW_CACHE_TABLE_NOT_SUPPORTED、METRIC_VIEW_FEATURE_DISABLED、METRIC_VIEW_INVALID_MEASURE_FUNCTION_INPUT、MET...
0 Alternatively, the query can count the aggregated rows using count(*) and the respective case expressions (or filter clauses). The results can be validated in the application—if selected as additional columns—or in the having clause: having count(*) filter (...) <= 1. If the ...
2078803 Fixes potential memory access violations and incorrect results when executing specific Data Analysis Expressions (DAX) queries that trigger the internal Horizontal Fusion query optimization. Note Before you apply the cumulative update, you can disable the feature by setting the DAX\Ho...