RDB$GENERATORS

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RDB$GENERATORS stores information about generators, which provide the ability to generate a unique identifier for a table.

RDB$GENERATORS
Column name Data type Length Description

RDB$GENERATOR_NAME

CHAR

67

Name of the table to contain the unique identifier produced by the number generator

RDB$GENERATOR_ID

SMALLINT

Unique system-assigned ID number for the generator

RDB$SYSTEM_FLAG

SMALLINT

Indicates whether the generator is:

  • User-defined (value of 0)
  • System-defined (value greater than 0)