if name == "" {
					subName := field.Name
					const key = "COMPOSITE"
					if composite, found := settings[key]; found {
						if len(composite) == 0 || composite == key {
							err = fmt.Errorf(
								"the composite tag of %s.%s cannot be empty",
								field.Schema.Name,
								field.Name)
							return
						}
						subName = composite
					}
					name = field.Schema.namer.IndexName(

	CompName2 string `gorm:"index:,composite:idx_compname_1"`

	// Composite Index: Flattened structure.
	Data0A string `gorm:"index:,composite:comp_id0"`
	Data0B string `gorm:"index:,composite:comp_id0"`

	// Composite Index: Nested structure.
	Data1A string `gorm:"index:,composite:comp_id1"`
	CompIdxLevel1C

	// Composite Index: Unique and priority.
	Data2A string `gorm:"index:,unique,composite:comp_id2,priority:2"`

	if err != nil {
		t.Fatalf("failed to parse productNonAutoIncrement struct with composite primary key, got error %v", err)
	}

	if productNonAutoIncrement.PrioritizedPrimaryField != nil {
		t.Fatalf("PrioritizedPrimaryField of non autoincrement composite key should be nil")
	}

    /**
     * Creates a composite function from a collection of functions.
     *
     * @param functions A collection of functions, each taking a String as input and returning a String.
     * @return A function that applies each function in the collection in order until a non-null result is found.
     *         If all functions return null, the composite function returns null.
     *

     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */
    public String getDisplayId() {
        return dictId + ":" + id;
    }

     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */
    public String getDisplayId() {
        return dictId + ":" + id;
    }

     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */
    public String getDisplayId() {
        return dictId + ":" + id;
    }

     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */
    public String getDisplayId() {
        return dictId + ":" + id;
    }

     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */
    public String getDisplayId() {
        return dictId + ":" + id;
    }

     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */
    public String getDisplayId() {
        return dictId + ":" + id;
    }