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

Public Attributes

Oid relid
 pg_class OID (sort key)
bool valid
 false => refresh on next access
bool present
 when valid: did the worker return any ancestors?
uint16 ancestor_n
 when present: count
Oid ancestors [PROVSQL_TABLE_INFO_MAX_ANCESTORS]
 when present: ancestor OIDs

Detailed Description

Definition at line 803 of file provsql_utils.c.

Member Data Documentation

◆ ancestor_n

uint16 ancestry_cache_entry::ancestor_n

when present: count

Definition at line 807 of file provsql_utils.c.

◆ ancestors

Oid ancestry_cache_entry::ancestors[PROVSQL_TABLE_INFO_MAX_ANCESTORS]

when present: ancestor OIDs

Definition at line 808 of file provsql_utils.c.

◆ present

bool ancestry_cache_entry::present

when valid: did the worker return any ancestors?

Definition at line 806 of file provsql_utils.c.

◆ relid

Oid ancestry_cache_entry::relid

pg_class OID (sort key)

Definition at line 804 of file provsql_utils.c.

◆ valid

bool ancestry_cache_entry::valid

false => refresh on next access

Definition at line 805 of file provsql_utils.c.

The documentation for this struct was generated from the following file: