Ingres (database) - Data Types

Data Types

Ingres supports the conventional data types such as:

  • integers (1 byte, 2 byte, 4 byte and 8 byte)
  • floats (4 byte, 8 byte)
  • fixed precision numbers (numeric/decimal)
  • characters (fixed and variable length)
  • binary (fixed and variable length)
  • dates and times (ANSI date, time, and timestamp)

Ingres supports Unicode with types:

  • nchar
  • nvarchar

Ingres supports large objects with:

  • long varchar
  • long byte

Ingres supports proprietary types such as:

  • ingres date
  • money

Ingres supports geospatial data types (version 10S and later):

  • point, multipoint
  • linestring, multilinestring
  • polygon, multipolygon
  • geometry, geometrycollection

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