Message type: E = Error
Message class: DDLS - For DDL source handling
Message number: 174
Message text: CASE (WHEN): value & does not have expected type &, length <= &
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DDLS174
- CASE (WHEN): value & does not have expected type &, length <= & ?The SAP error message DDLS174 indicates a type mismatch in a CASE statement within a SQL query or a data definition language (DDL) operation. This error typically arises when the values being compared or returned in the CASE statement do not conform to the expected data type or length.
Cause: The error message "DDLS174 CASE (WHEN): value & does not have expected type &, length <= &" can occur due to the following reasons: Type Mismatch: The values specified in the WHEN clauses of the CASE statement do not match the expected data type of the result. For example, if the CASE statement is expected to return an integer but one of the WHEN clauses returns a string, this will trigger the error. Length Exceedance: The length of the returned value from the CASE statement exceeds the defined length for the target field. For instance, if a CASE statement is expected to return a
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