The DatabaseMetaData.getTypeInfo() method returns information about data types. The following table provides getTypeInfo() results for supported data types.

Table 1. getTypeInfo() Results

TYPE_NAME = ARRAY

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = TRUE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = -1 (LONGVARCHAR)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = '
  • LITERAL_SUFFIX = '
  • LOCAL_TYPE_NAME = ARRAY
  • MAXIMUM_SCALE = NULL
  • MINIMUM_SCALE = NULL
  • NULLABLE = 1
  • NUM_PREC_RADIX = NULL
  • PRECISION = 16777204
  • SEARCHABLE = 0
  • SQL_DATA_TYPE = -1
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = NULL

TYPE_NAME = BIGINT

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = FALSE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = -5 (BIGINT)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = NULL
  • LITERAL_SUFFIX = NULL
  • LOCAL_TYPE_NAME = BIGINT
  • MAXIMUM_SCALE = 0
  • MINIMUM_SCALE = 0
  • NULLABLE = 1
  • NUM_PREC_RADIX = 10
  • PRECISION = 19
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 25
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = FALSE

TYPE_NAME = BINDATA

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = FALSE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = -3 (VARBINARY)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = X'
  • LITERAL_SUFFIX = '
  • LOCAL_TYPE_NAME = BINDATA
  • MAXIMUM_SCALE = NULL
  • MINIMUM_SCALE = NULL
  • NULLABLE = 1
  • NUM_PREC_RADIX = NULL
  • PRECISION = 16777204
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 61
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = NULL

TYPE_NAME = BOOLEAN

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = FALSE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = 16 (BOOLEAN)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = NULL
  • LITERAL_SUFFIX = NULL
  • LOCAL_TYPE_NAME = BOOLEAN
  • MAXIMUM_SCALE = NULL
  • MINIMUM_SCALE = NULL
  • NULLABLE = 1
  • NUM_PREC_RADIX = NULL
  • PRECISION = 1
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 16
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = NULL

TYPE_NAME = CHAR

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = TRUE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = 1 (CHAR)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = '
  • LITERAL_SUFFIX = '
  • LOCAL_TYPE_NAME = CHAR
  • MAXIMUM_SCALE = NULL
  • MINIMUM_SCALE = NULL
  • NULLABLE = 1
  • NUM_PREC_RADIX = NULL
  • PRECISION = 255
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 1
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = NULL

TYPE_NAME = DATE

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = FALSE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = 93 (TIMESTAMP)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = TIMESTAMP '
  • LITERAL_SUFFIX = '
  • LOCAL_TYPE_NAME = DATE
  • MAXIMUM_SCALE = 3
  • MINIMUM_SCALE = 3
  • NULLABLE = 1
  • NUM_PREC_RADIX = NULL
  • PRECISION = 23
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 93
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = NULL

TYPE_NAME = DECIMAL128

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = FALSE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = 3 (DECIMAL)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = NULL
  • LITERAL_SUFFIX = NULL
  • LOCAL_TYPE_NAME = DECIMAL128
  • MAXIMUM_SCALE = 34
  • MINIMUM_SCALE = 0
  • NULLABLE = 1
  • NUM_PREC_RADIX = 10
  • PRECISION = 68
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 3
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = FALSE

TYPE_NAME = DOUBLE

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = FALSE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = 8 (DOUBLE)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = NULL
  • LITERAL_SUFFIX = NULL
  • LOCAL_TYPE_NAME = DOUBLE
  • MAXIMUM_SCALE = NULL
  • MINIMUM_SCALE = NULL
  • NULLABLE = 1
  • NUM_PREC_RADIX = 2
  • PRECISION = 53
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 8
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = FALSE

TYPE_NAME = INTEGER

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = FALSE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = 4 (INTEGER)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = NULL
  • LITERAL_SUFFIX = NULL
  • LOCAL_TYPE_NAME = INTEGER
  • MAXIMUM_SCALE = 0
  • MINIMUM_SCALE = 0
  • NULLABLE = 1
  • NUM_PREC_RADIX = 10
  • PRECISION = 10
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 4
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = FALSE

TYPE_NAME = JAVASCRIPT

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = TRUE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = 12 (VARCHAR)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = '
  • LITERAL_SUFFIX = '
  • LOCAL_TYPE_NAME = JAVASCRIPT
  • MAXIMUM_SCALE = NULL
  • MINIMUM_SCALE = NULL
  • NULLABLE = 1
  • NUM_PREC_RADIX = NULL
  • PRECISION = 16777204
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 12
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = NULL

TYPE_NAME = LONGVARCHAR

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = TRUE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = -1 (LONGVARCHAR)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = '
  • LITERAL_SUFFIX = '
  • LOCAL_TYPE_NAME = LONGVARCHAR
  • MAXIMUM_SCALE = NULL
  • MINIMUM_SCALE = NULL
  • NULLABLE = 1
  • NUM_PREC_RADIX = NULL
  • PRECISION = 16777204
  • SEARCHABLE = 0
  • SQL_DATA_TYPE = -1
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = NULL

TYPE_NAME = OBJECT

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = TRUE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = -1 (LONGVARCHAR)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = '
  • LITERAL_SUFFIX = '
  • LOCAL_TYPE_NAME = OBJECT
  • MAXIMUM_SCALE = NULL
  • MINIMUM_SCALE = NULL
  • NULLABLE = 1
  • NUM_PREC_RADIX = NULL
  • PRECISION = 16777204
  • SEARCHABLE = 0
  • SQL_DATA_TYPE = -1
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = NULL

TYPE_NAME = OBJECTID

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = TRUE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = 12 (VARCHAR)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = '
  • LITERAL_SUFFIX = '
  • LOCAL_TYPE_NAME = OBJECTID
  • MAXIMUM_SCALE = NULL
  • MINIMUM_SCALE = NULL
  • NULLABLE = 1
  • NUM_PREC_RADIX = NULL
  • PRECISION = 24
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 12
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = NULL

TYPE_NAME = REGEX

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = TRUE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = 12 (VARCHAR)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = '
  • LITERAL_SUFFIX = '
  • LOCAL_TYPE_NAME = REGEX
  • MAXIMUM_SCALE = NULL
  • MINIMUM_SCALE = NULL
  • NULLABLE = 1
  • NUM_PREC_RADIX = NULL
  • PRECISION = 16777204
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 12
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = NULL

TYPE_NAME = STRING

  • AUTO_INCREMENT = FALSE
  • CASE_SENSITIVE = TRUE
  • CREATE_PARAMS = NULL
  • DATA_TYPE = 12 (VARCHAR)
  • FIXED_PREC_SCALE = FALSE
  • LITERAL_PREFIX = '
  • LITERAL_SUFFIX = '
  • LOCAL_TYPE_NAME = STRING
  • MAXIMUM_SCALE = NULL
  • MINIMUM_SCALE = NULL
  • NULLABLE = 1
  • NUM_PREC_RADIX = NULL
  • PRECISION = 4000
  • SEARCHABLE = 3
  • SQL_DATA_TYPE = 12
  • SQL_DATETIME_SUB = NULL
  • UNSIGNED_ATTRIBUTE = NULL