typeKind property

The top level type of this field.

Can be any GoogleSQL data type (e.g., "INT64", "DATE", "ARRAY").

Required. Possible string values are:

• "TYPE_KIND_UNSPECIFIED" : Invalid type.
• "INT64" : Encoded as a string in decimal format.
• "BOOL" : Encoded as a boolean "false" or "true".
• "FLOAT64" : Encoded as a number, or string "NaN", "Infinity" or "-Infinity".
• "STRING" : Encoded as a string value.
• "BYTES" : Encoded as a base64 string per RFC 4648, section 4.
• "TIMESTAMP" : Encoded as an RFC 3339 timestamp with mandatory "Z" time zone string: 1985-04-12T23:20:50.52Z
• "DATE" : Encoded as RFC 3339 full-date format string: 1985-04-12
• "TIME" : Encoded as RFC 3339 partial-time format string: 23:20:50.52
• "DATETIME" : Encoded as RFC 3339 full-date "T" partial-time: 1985-04-12T23:20:50.52
• "INTERVAL" : Encoded as fully qualified 3 part: 0-5 15 2:30:45.6
• "GEOGRAPHY" : Encoded as WKT
• "NUMERIC" : Encoded as a decimal string.
• "BIGNUMERIC" : Encoded as a decimal string.
• "JSON" : Encoded as a string.
• "ARRAY" : Encoded as a list with types matching Type.array_type.
• "STRUCT" : Encoded as a list with fields of type Type.struct_type[i]. List is used because a JSON object cannot have duplicate field names.
• "RANGE" : Encoded as a pair with types matching range_element_type. Pairs must begin with "[", end with ")", and be separated by ", ".