ProvSQL C/C++ API
Adding support for provenance and uncertainty management to PostgreSQL databases
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oj_sublink_scan Struct Reference

Walker: count SubLink nodes (capturing the first), and capture a Var referencing varno target_varno (level 0) – used to find a Q column for the count() key. More...

Public Attributes

int n_sublinks
SubLink * found_sublink
Index target_varno
Var * found_var

Detailed Description

Walker: count SubLink nodes (capturing the first), and capture a Var referencing varno target_varno (level 0) – used to find a Q column for the count() key.

Definition at line 7957 of file provsql.c.

Member Data Documentation

◆ found_sublink

SubLink* oj_sublink_scan::found_sublink

Definition at line 7959 of file provsql.c.

◆ found_var

Var* oj_sublink_scan::found_var

Definition at line 7961 of file provsql.c.

◆ n_sublinks

int oj_sublink_scan::n_sublinks

Definition at line 7958 of file provsql.c.

◆ target_varno

Index oj_sublink_scan::target_varno

Definition at line 7960 of file provsql.c.


The documentation for this struct was generated from the following file:
  • /home/senellar/git/software/provsql/src/provsql.c