Option:  settings["OPTION"],
					Fields: []IndexOption{{
						Field:      field,
						Expression: settings["EXPRESSION"],
						Sort:       settings["SORT"],
						Collate:    settings["COLLATE"],
						Length:     length,
						Priority:   priority,
					}},
				})
			}
		}
	}

	err = nil
	return

		},
		{
			Name:  "idx_user_indices_name3",
			Type:  "btree",
			Where: "name3 != 'jinzhu'",
			Fields: []schema.IndexOption{{
				Field:   &schema.Field{Name: "Name3"},
				Sort:    "desc",
				Collate: "utf8",
				Length:  10,
			}},
		},
		{
			Name:   "idx_user_indices_name4",
			Class:  "UNIQUE",
			Fields: []schema.IndexOption{{Field: &schema.Field{Name: "Name4", UniqueIndex: "idx_user_indices_name4"}}},