branch master updated (1c75394 -> 9f102db)

[Christopher Baines]

cbaines pushed a change to branch master
in repository data-service.

    from 1c75394  Fix issues with with-resource-from-pool
     new 7495085  Delete unreferenced derivations in batches
     new 1461aa0  Make database changes to help with deleting entries in the 
nars table
     new 9f102db  Add code to delete nars entries

The 3 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


Summary of changes:
 guix-data-service/data-deletion.scm                | 87 +++++++++++++++++++---
 sqitch/deploy/cascade_nar_foreign_keys.sql         | 35 +++++++++
 sqitch/deploy/nar_indexes.sql                      |  9 +++
 sqitch/revert/cascade_nar_foreign_keys.sql         |  7 ++
 sqitch/revert/nar_indexes.sql                      |  7 ++
 sqitch/sqitch.plan                                 |  2 +
 sqitch/verify/cascade_nar_foreign_keys.sql         |  7 ++
 .../verify/{some_indexes.sql => nar_indexes.sql}   |  2 +-
 8 files changed, 146 insertions(+), 10 deletions(-)
 create mode 100644 sqitch/deploy/cascade_nar_foreign_keys.sql
 create mode 100644 sqitch/deploy/nar_indexes.sql
 create mode 100644 sqitch/revert/cascade_nar_foreign_keys.sql
 create mode 100644 sqitch/revert/nar_indexes.sql
 create mode 100644 sqitch/verify/cascade_nar_foreign_keys.sql
 copy sqitch/verify/{some_indexes.sql => nar_indexes.sql} (52%)