branch master updated (22c2ed2 -> 8e23d38)

[Christopher Baines]

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

    from 22c2ed2  Fix ambiguous id column in delete-guix-revisions query
     new 3b59500  Add an index on package_derivations_by_guix_revision_range
     new d19eb07  Add an index on git_commits
     new 8e23d38  Handle migrations and server startup better

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/web/controller.scm         | 255 ++++++++++++++-------------
 guix-data-service/web/server.scm             |  21 ++-
 guix-data-service/web/view/html.scm          |  11 +-
 scripts/guix-data-service.in                 | 158 +++++++++--------
 sqitch/deploy/fix_git_commits_duplicates.sql |  18 ++
 sqitch/deploy/package_range_index.sql        |   7 +
 sqitch/revert/fix_git_commits_duplicates.sql |   7 +
 sqitch/revert/package_range_index.sql        |   7 +
 sqitch/sqitch.plan                           |   2 +
 sqitch/verify/fix_git_commits_duplicates.sql |   7 +
 sqitch/verify/package_range_index.sql        |   7 +
 11 files changed, 305 insertions(+), 195 deletions(-)
 create mode 100644 sqitch/deploy/fix_git_commits_duplicates.sql
 create mode 100644 sqitch/deploy/package_range_index.sql
 create mode 100644 sqitch/revert/fix_git_commits_duplicates.sql
 create mode 100644 sqitch/revert/package_range_index.sql
 create mode 100644 sqitch/verify/fix_git_commits_duplicates.sql
 create mode 100644 sqitch/verify/package_range_index.sql