gnu: TimescaleDB: Update to 2.7.0.

* gnu/packages/databases.scm (timescaledb): Update to 2.7.0.
[source](snippet): Remove more files.
[source](patches): New field.
* gnu/packages/patches/timescaledb-flaky-test.patch: New file.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.

gnu/local.mk

@@ -1844,6 +1844,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/texi2html-i18n.patch			\
   %D%/packages/patches/thefuck-test-environ.patch		\
   %D%/packages/patches/tidy-CVE-2015-5522+5523.patch		\
+  %D%/packages/patches/timescaledb-flaky-test.patch		\
   %D%/packages/patches/tinyxml-use-stl.patch			\
   %D%/packages/patches/tipp10-disable-downloader.patch		\
   %D%/packages/patches/tipp10-fix-compiling.patch		\

gnu/packages/databases.scm

@@ -1320,7 +1320,7 @@ pictures, sounds, or video.")
 (define-public timescaledb
   (package
     (name "timescaledb")
-    (version "2.5.1")
+    (version "2.7.0")
     (source (origin
               (method git-fetch)
               (uri (git-reference
@@ -1329,14 +1329,18 @@ pictures, sounds, or video.")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "174dm3higa0i7al9r2hdv5hk36pd0d5fnqj57w5a350kxshxyvyw"))
+                "18wszj8ia5rs4y4zkyfb0f5z4y1g7ac3jym748nbkbszhxmq7nc7"))
+              (patches (search-patches "timescaledb-flaky-test.patch"))
               (modules '((guix build utils)))
               (snippet
                ;; Remove files carrying the proprietary TIMESCALE license.
                '(begin
                   (delete-file-recursively "tsl")
                   (for-each delete-file
-                            '("test/perl/AccessNode.pm"
+                            '("scripts/c_license_header-timescale.h"
+                              "scripts/license_tsl.spec"
+                              "scripts/sql_license_tsl.sql"
+                              "test/perl/AccessNode.pm"
                               "test/perl/DataNode.pm"
                               "test/perl/TimescaleNode.pm"))))))
     (build-system cmake-build-system)

gnu/packages/patches/timescaledb-flaky-test.patch

@@ -0,0 +1,107 @@
+Use fixed dates in test for consistent results.
+
+Taken from upstream:
+
+  https://github.com/timescale/timescaledb/commit/1d0670e703862b284c241ab797404f851b25b5df
+
+diff --git a/test/expected/copy-12.out b/test/expected/copy-12.out
+index 5cb28a45a2..37abf6f6ff 100644
+--- a/test/expected/copy-12.out
++++ b/test/expected/copy-12.out
+@@ -324,13 +324,12 @@ INSERT INTO hyper_copy_large
+ SELECT time,
+ random() AS value
+ FROM
+-generate_series(now() - INTERVAL '1 months', now() - INTERVAL '1 day',
+-  INTERVAL '1 hour') AS g1(time)
++generate_series('2022-01-01', '2022-01-31', INTERVAL '1 hour') AS g1(time)
+ ORDER BY time;
+ SELECT COUNT(*) FROM hyper_copy_large;
+  count 
+ -------
+-   697
++   721
+ (1 row)
+ 
+ -- Migrate data to chunks by using copy
+@@ -345,7 +344,7 @@ NOTICE:  migrating data to chunks
+ SELECT COUNT(*) FROM hyper_copy_large;
+  count 
+ -------
+-   697
++   721
+ (1 row)
+ 
+ ----------------------------------------------------------------
+diff --git a/test/expected/copy-13.out b/test/expected/copy-13.out
+index 02bf913eff..89e16fe8e2 100644
+--- a/test/expected/copy-13.out
++++ b/test/expected/copy-13.out
+@@ -324,13 +324,12 @@ INSERT INTO hyper_copy_large
+ SELECT time,
+ random() AS value
+ FROM
+-generate_series(now() - INTERVAL '1 months', now() - INTERVAL '1 day',
+-  INTERVAL '1 hour') AS g1(time)
++generate_series('2022-01-01', '2022-01-31', INTERVAL '1 hour') AS g1(time)
+ ORDER BY time;
+ SELECT COUNT(*) FROM hyper_copy_large;
+  count 
+ -------
+-   697
++   721
+ (1 row)
+ 
+ -- Migrate data to chunks by using copy
+@@ -345,7 +344,7 @@ NOTICE:  migrating data to chunks
+ SELECT COUNT(*) FROM hyper_copy_large;
+  count 
+ -------
+-   697
++   721
+ (1 row)
+ 
+ ----------------------------------------------------------------
+diff --git a/test/expected/copy-14.out b/test/expected/copy-14.out
+index 02bf913eff..89e16fe8e2 100644
+--- a/test/expected/copy-14.out
++++ b/test/expected/copy-14.out
+@@ -324,13 +324,12 @@ INSERT INTO hyper_copy_large
+ SELECT time,
+ random() AS value
+ FROM
+-generate_series(now() - INTERVAL '1 months', now() - INTERVAL '1 day',
+-  INTERVAL '1 hour') AS g1(time)
++generate_series('2022-01-01', '2022-01-31', INTERVAL '1 hour') AS g1(time)
+ ORDER BY time;
+ SELECT COUNT(*) FROM hyper_copy_large;
+  count 
+ -------
+-   697
++   721
+ (1 row)
+ 
+ -- Migrate data to chunks by using copy
+@@ -345,7 +344,7 @@ NOTICE:  migrating data to chunks
+ SELECT COUNT(*) FROM hyper_copy_large;
+  count 
+ -------
+-   697
++   721
+ (1 row)
+ 
+ ----------------------------------------------------------------
+diff --git a/test/sql/copy.sql.in b/test/sql/copy.sql.in
+index 91402c2ab8..bba4265064 100644
+--- a/test/sql/copy.sql.in
++++ b/test/sql/copy.sql.in
+@@ -276,8 +276,7 @@ INSERT INTO hyper_copy_large
+ SELECT time,
+ random() AS value
+ FROM
+-generate_series(now() - INTERVAL '1 months', now() - INTERVAL '1 day',
+-  INTERVAL '1 hour') AS g1(time)
++generate_series('2022-01-01', '2022-01-31', INTERVAL '1 hour') AS g1(time)
+ ORDER BY time;
+ 
+ SELECT COUNT(*) FROM hyper_copy_large;