How To Fix DDLS147 - Aggregate function &: Type information could not be determined

DDLS147 - Overview

• Message type: E = Error

• Message class: DDLS - For DDL source handling

• Message number: 147

• Message text: Aggregate function &: Type information could not be determined

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DDLS147 - Aggregate function &: Type information could not be determined ?

  The SAP error message DDLS147 indicates that there is an issue with the use of an aggregate function in a SQL statement or a data definition language (DDL) operation. Specifically, the message states that the type information for the aggregate function could not be determined. This can occur in various scenarios, such as when creating views, tables, or executing queries that involve aggregate functions like SUM, AVG, COUNT, etc.
  Causes:
  
  Missing or Incorrect Data Type: The data type of the field being aggregated is not defined or is incompatible with the aggregate function.
  Ambiguous Field References: The field being referenced in the aggregate function may not be clearly defined in the context of the query or DDL statement.
  Database Schema Changes: Changes in the underlying database schema (like renaming fields or changing data types) that are not reflected in the DDL or SQL statement.
  Incorrect SQL Syntax: There may be a syntax error in the