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In the Column List:

  • P = Primary key
  • M = Mandatory field
  • F = Foreign key


This table contains information regarding all of the states of the intersite link, in chronological order as derived from data supplied by T-Server.

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Column List


Column Data Type P M F Description
ID bigserial X X This unique, autonumbered ID of this record. This is the primary key.
LinkID varchar(50) X X This is the intersite link ID, which identifies the association between two calls.
Seq integer X The sequence number of the changes in this link history.
ChangeType integer X IS-Link history record type: added, moved, or deleted. One of the following:
  • 0—unknown–Reserved.
  • 1—added–IS-Link addition.
  • 2—moved–IS-Link move.
  • 3—deleted–IS-Link deletion.


State integer The link state of the history record. One of the following values:
  • 0—unknown–Reserved.
  • 1—active–IS-Link is active.
  • 2—terminated–IS-Link is terminated.
  • 3—failed–IS-Link has failed; no pair is expected on the other site.


CallID varchar(50) A reference to the call that is currently associated with this history.
PrevCallID varchar(50) A reference to the call that was previously associated with this history.
Added timestamp X The GMT-equivalent date and time when the history record was added.
Added_ts integer The UTC-equivalent value of the ADDED field.
Added_tcode integer A reference, derived from the value of the ADDED_TS field, to a record in the G_TIMECODE table.
GSYS_DOMAIN integer Contains the data source session ID (DSS_ID) for the session that was active when the data was processed by ICON. For more information, see the description in System Fields (for DB2Microsoft SQL Server, Oracle, or PostgreSQL, respectively).
GSYS_PARTITION integer A key that is used for partitioning.
GSYS_SYS_ID integer System ID. Reserved for future use.
GSYS_SEQ bigint Insert Sequence. Not unique.
GSYS_USEQ bigint Update Sequence. Not unique.
GSYS_TS timestamp Reserved
GSYS_TC integer Reserved
GSYS_EXT_VCH1 varchar(255) Reserved
GSYS_EXT_VCH2 varchar(255) Reserved
GSYS_EXT_INT1 integer Reserved
GSYS_EXT_INT2 integer Reserved
This page was last edited on January 10, 2020, at 15:27.
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