How To Fix SY320 - DB field with LIKE operator contains an invalid type

SY320 - Overview

• Message type: E = Error

• Message class: SY - ABAP/4 system messages

• Message number: 320

• Message text: DB field with LIKE operator contains an invalid type

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SY320 - DB field with LIKE operator contains an invalid type ?

  The SAP error message "SY320 DB field with LIKE operator contains an invalid type" typically occurs when there is an issue with the data type of a field being used in a SQL query with the LIKE operator. The LIKE operator is used for pattern matching in SQL, and it is generally applicable to character-type fields (e.g., CHAR, VARCHAR). If you attempt to use LIKE with a non-character data type (e.g., numeric or date fields), you will encounter this error.
  Cause
  The error is caused by one of the following:
  
  Invalid Data Type: The field you are trying to use with the LIKE operator is not of a character type.
  Incorrect Query Syntax: There may be a syntax error in the SQL query that leads to the misinterpretation of the field type.
  Implicit Conversion Issues: Sometimes, implicit conversion may not work as expected, leading to this error.
  
  Solution
  To resolve the error, you can take the following