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In the Column List:

  • P = Primary key
  • M = Mandatory field
  • F = Foreign key
  • In the Data Type column, varchar/nvarchar means that the data type is varchar except in multi-language databases that use Unicode, in which case the data type is nvarchar.


This table contains information about the counters that ICON uses to populate the GSYS_SEQ and the GSYS_USEQ fields in all IDB tables. The counters are updated with configured reservation.

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Column List


Column Data Type P M F Description
DomainID int X X Reserved
PrimaryID int X X The DBID of the primary ICON in an HA pair. The primary ICON application writes this information.
ProviderTag int X X The ID of the provider class. For a listing of permissible values, refer to G_Dictionary Values (for DB2Microsoft SQL Server, Oracle, or PostgreSQL, respectively).


SeqCounter bigint The value of the counter. This field is incremented by ICON.
SeqCurrent bigint This field contains information regarding the most recent value that was written to the GSYS_SEQ(USEQ) fields. It is populated with a configured delay (default: 60 seconds).
GSYS_DOMAIN int Reserved
GSYS_PARTITION int A key that is used for partitioning.
GSYS_SYS_ID int System ID. Reserved for future use.
GSYS_SEQ bigint Insert Sequence. Not unique.
GSYS_USEQ bigint Update Sequence. Not unique.
GSYS_TS datetime Reserved
GSYS_TC int Reserved
GSYS_EXT_VCH1 varchar(255) Reserved
GSYS_EXT_VCH2 varchar(255) Reserved
GSYS_EXT_INT1 int Reserved
GSYS_EXT_INT2 int Reserved
This page was last edited on January 10, 2020, at 15:27.
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