DUAL

The DUAL view is a virtual view created by the system. It has one row and one column and is mainly used to execute queries that do not require actual data tables. It is accessible to all users. This view exists in the PG_CATALOG and SYS schemas.

**Table 1** DUAL columns
Name	Type	Description
DUMMY	text	Fixed content "X".

Parent topic: Other System Views

Previous topic: DICTIONARY

Next topic: DV_SESSIONS

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