[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-28 UTC."],[],[],null,["# Class Field (2.54.1)\n\nVersion latestkeyboard_arrow_down\n\n- [2.54.1 (latest)](/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.Field)\n- [2.54.0](/java/docs/reference/google-cloud-bigquery/2.54.0/com.google.cloud.bigquery.Field)\n- [2.53.0](/java/docs/reference/google-cloud-bigquery/2.53.0/com.google.cloud.bigquery.Field)\n- [2.52.0](/java/docs/reference/google-cloud-bigquery/2.52.0/com.google.cloud.bigquery.Field)\n- [2.51.0](/java/docs/reference/google-cloud-bigquery/2.51.0/com.google.cloud.bigquery.Field)\n- [2.50.1](/java/docs/reference/google-cloud-bigquery/2.50.1/com.google.cloud.bigquery.Field)\n- [2.49.0](/java/docs/reference/google-cloud-bigquery/2.49.0/com.google.cloud.bigquery.Field)\n- [2.48.1](/java/docs/reference/google-cloud-bigquery/2.48.1/com.google.cloud.bigquery.Field)\n- [2.47.0](/java/docs/reference/google-cloud-bigquery/2.47.0/com.google.cloud.bigquery.Field)\n- [2.46.0](/java/docs/reference/google-cloud-bigquery/2.46.0/com.google.cloud.bigquery.Field)\n- [2.45.0](/java/docs/reference/google-cloud-bigquery/2.45.0/com.google.cloud.bigquery.Field)\n- [2.44.0](/java/docs/reference/google-cloud-bigquery/2.44.0/com.google.cloud.bigquery.Field)\n- [2.43.3](/java/docs/reference/google-cloud-bigquery/2.43.3/com.google.cloud.bigquery.Field)\n- [2.42.3](/java/docs/reference/google-cloud-bigquery/2.42.3/com.google.cloud.bigquery.Field)\n- [2.41.0](/java/docs/reference/google-cloud-bigquery/2.41.0/com.google.cloud.bigquery.Field)\n- [2.40.3](/java/docs/reference/google-cloud-bigquery/2.40.3/com.google.cloud.bigquery.Field)\n- [2.39.1](/java/docs/reference/google-cloud-bigquery/2.39.1/com.google.cloud.bigquery.Field)\n- [2.38.2](/java/docs/reference/google-cloud-bigquery/2.38.2/com.google.cloud.bigquery.Field)\n- [2.37.2](/java/docs/reference/google-cloud-bigquery/2.37.2/com.google.cloud.bigquery.Field)\n- [2.36.0](/java/docs/reference/google-cloud-bigquery/2.36.0/com.google.cloud.bigquery.Field)\n- [2.35.0](/java/docs/reference/google-cloud-bigquery/2.35.0/com.google.cloud.bigquery.Field)\n- [2.34.2](/java/docs/reference/google-cloud-bigquery/2.34.2/com.google.cloud.bigquery.Field)\n- [2.33.2](/java/docs/reference/google-cloud-bigquery/2.33.2/com.google.cloud.bigquery.Field) \n\n public final class Field implements Serializable\n\nGoogle BigQuery Table schema field. A table field has a name, a type, a mode and possibly a\ndescription. \n\nInheritance\n-----------\n\n[Object](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html) \\\u003e Field \n\nImplements\n----------\n\n[Serializable](https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html) \n\nInherited Members\n-----------------\n\n[Object.clone()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#clone--) \n[Object.equals(Object)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#equals-java.lang.Object-) \n[Object.finalize()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#finalize--) \n[Object.getClass()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#getClass--) \n[Object.hashCode()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#hashCode--) \n[Object.notify()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notify--) \n[Object.notifyAll()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notifyAll--) \n[Object.toString()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#toString--) \n[Object.wait()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait--) \n[Object.wait(long)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-) \n[Object.wait(long,int)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-int-)\n\nStatic Methods\n--------------\n\n### newBuilder(String name, LegacySQLTypeName type, Field\\[\\] subFields)\n\n public static Field.Builder newBuilder(String name, LegacySQLTypeName type, Field[] subFields)\n\nReturns a builder for a Field object with given name and type.\n\n### newBuilder(String name, LegacySQLTypeName type, FieldList subFields)\n\n public static Field.Builder newBuilder(String name, LegacySQLTypeName type, FieldList subFields)\n\nReturns a builder for a Field object with given name and type.\n\n### newBuilder(String name, StandardSQLTypeName type, Field\\[\\] subFields)\n\n public static Field.Builder newBuilder(String name, StandardSQLTypeName type, Field[] subFields)\n\nReturns a builder for a Field object with given name and type.\n\n### newBuilder(String name, StandardSQLTypeName type, FieldList subFields)\n\n public static Field.Builder newBuilder(String name, StandardSQLTypeName type, FieldList subFields)\n\nReturns a builder for a Field object with given name and type.\n\n### of(String name, LegacySQLTypeName type, Field\\[\\] subFields)\n\n public static Field of(String name, LegacySQLTypeName type, Field[] subFields)\n\nReturns a Field object with given name and type.\n\n### of(String name, LegacySQLTypeName type, FieldList subFields)\n\n public static Field of(String name, LegacySQLTypeName type, FieldList subFields)\n\nReturns a Field object with given name and type.\n\n### of(String name, StandardSQLTypeName type, Field\\[\\] subFields)\n\n public static Field of(String name, StandardSQLTypeName type, Field[] subFields)\n\nReturns a Field object with given name and type.\n\n### of(String name, StandardSQLTypeName type, FieldList subFields)\n\n public static Field of(String name, StandardSQLTypeName type, FieldList subFields)\n\nReturns a Field object with given name and type.\n\nMethods\n-------\n\n### equals(Object obj)\n\n public boolean equals(Object obj)\n\n**Overrides** \n[Object.equals(Object)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#equals-java.lang.Object-)\n\n### getCollation()\n\n public String getCollation()\n\n### getDefaultValueExpression()\n\n public String getDefaultValueExpression()\n\nReturn the default value of the field.\n\n### getDescription()\n\n public String getDescription()\n\nReturns the field description.\n\n### getMaxLength()\n\n public Long getMaxLength()\n\nReturns the maximum length of the field for STRING or BYTES type.\n\n### getMode()\n\n public Field.Mode getMode()\n\nReturns the field mode. By default Mode#NULLABLE is used.\n\n### getName()\n\n public String getName()\n\nReturns the field name.\n\n### getPolicyTags()\n\n public PolicyTags getPolicyTags()\n\nReturns the policy tags for the field.\n\n### getPrecision()\n\n public Long getPrecision()\n\nReturns the maximum number of total digits allowed for NUMERIC or BIGNUMERIC types.\n\n### getRangeElementType()\n\n public FieldElementType getRangeElementType()\n\nReturn the range element type the field.\n\n### getScale()\n\n public Long getScale()\n\nReturns the maximum number of digits set in the fractional part of a NUMERIC or BIGNUMERIC\ntype.\n\n### getSubFields()\n\n public FieldList getSubFields()\n\nReturns the list of sub-fields if [#getType()](/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.Field#com_google_cloud_bigquery_Field_getType__) is a [LegacySQLTypeName#RECORD](/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.LegacySQLTypeName#com_google_cloud_bigquery_LegacySQLTypeName_RECORD).\nReturns `null` otherwise.\n\n### getType()\n\n public LegacySQLTypeName getType()\n\nReturns the field type.\nSee Also: [Data Types](https://cloud.google.com/bigquery/docs/reference/standard-sql/data-types)\n\n### hashCode()\n\n public int hashCode()\n\n**Overrides** \n[Object.hashCode()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#hashCode--)\n\n### toBuilder()\n\n public Field.Builder toBuilder()\n\nReturns a builder for the `Field` object.\n\n### toString()\n\n public String toString()\n\n**Overrides** \n[Object.toString()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#toString--)"]]
