<ul><li>When backloading data from a SQL Server table into a DB2 table, null date columns can cause an 'Operand type clash: int is incompatible with date' error due to data type misalignment.</li><li>The clash occurs because SQL Server may interpret null dates as integer zero, leading to issues when transferred to DB2, which expects actual date values.</li><li>Solutions include defining explicit data types, using CAST or CONVERT functions, creating mapping tables, implementing conditional logic for zero dates, and monitoring for errors.</li><li>Understanding the reasons for operand type clash errors and applying appropriate strategies ensures smooth data migration and integrity between SQL Server and DB2.</li></ul>

How to Resolve Operand Type Clash While Backloading SQL Data?

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