diff --git a/exercises/practice/rail-fence-cipher/.meta/template.create_test_table.j2 b/exercises/practice/rail-fence-cipher/.meta/template.create_test_table.j2
new file mode 100644
index 00000000..5193f9b7
--- /dev/null
+++ b/exercises/practice/rail-fence-cipher/.meta/template.create_test_table.j2
@@ -0,0 +1,34 @@
+DROP TABLE IF EXISTS tests;
+CREATE TABLE IF NOT EXISTS tests (
+  -- uuid and description are taken from the test.toml file
+  uuid TEXT PRIMARY KEY,
+  description TEXT NOT NULL,
+  -- The following section is needed by the online test-runner
+  status TEXT DEFAULT 'fail',
+  message TEXT,
+  output TEXT,
+  test_code TEXT,
+  task_id INTEGER DEFAULT NULL,
+  -- Here are columns for the actual tests
+  property TEST NOT NULL,
+  msg TEXT NOT NULL,
+  rails INTEGER NOT NULL,
+  expected TEXT NOT NULL
+);
+
+INSERT INTO tests (uuid, description, property, msg, rails, expected)
+VALUES
+{%- for case in cases %}
+  (
+    '{{ case["uuid"] }}',
+    '{{ case["description"] }}',
+    '{{ case["property"] }}',
+    '{{ case["input"]["msg"] }}',
+    {{ case["input"]["rails"] }},
+    '{{ case["expected"] }}'
+{%- if loop.last %}
+  );
+{%- else %}
+  ),
+{%- endif %}
+{%- endfor %}
diff --git a/exercises/practice/rail-fence-cipher/.meta/template.data.j2 b/exercises/practice/rail-fence-cipher/.meta/template.data.j2
new file mode 100644
index 00000000..02ff01d5
--- /dev/null
+++ b/exercises/practice/rail-fence-cipher/.meta/template.data.j2
@@ -0,0 +1,3 @@
+{%- for case in cases -%}
+{{ [case["property"], case["input"]["msg"], case["input"]["rails"]] | tocsv }},""
+{% endfor %}
diff --git a/exercises/practice/rail-fence-cipher/create_test_table.sql b/exercises/practice/rail-fence-cipher/create_test_table.sql
index 4af95588..035b977a 100644
--- a/exercises/practice/rail-fence-cipher/create_test_table.sql
+++ b/exercises/practice/rail-fence-cipher/create_test_table.sql
@@ -18,9 +18,51 @@ CREATE TABLE IF NOT EXISTS tests (
 
 INSERT INTO tests (uuid, description, property, msg, rails, expected)
 VALUES
-('46dc5c50-5538-401d-93a5-41102680d068', 'encode with two rails', 'encode', 'XOXOXOXOXOXOXOXOXO', 2, 'XXXXXXXXXOOOOOOOOO'),
-('25691697-fbd8-4278-8c38-b84068b7bc29', 'encode with three rails', 'encode', 'WEAREDISCOVEREDFLEEATONCE', 3, 'WECRLTEERDSOEEFEAOCAIVDEN'),
-('384f0fea-1442-4f1a-a7c4-5cbc2044002c', 'encode with ending in the middle', 'encode', 'EXERCISES', 4, 'ESXIEECSR'),
-('cd525b17-ec34-45ef-8f0e-4f27c24a7127', 'decode with three rails', 'decode', 'TEITELHDVLSNHDTISEIIEA', 3, 'THEDEVILISINTHEDETAILS'),
-('dd7b4a98-1a52-4e5c-9499-cbb117833507', 'decode with five rails', 'decode', 'EIEXMSMESAORIWSCE', 5, 'EXERCISMISAWESOME'),
-('93e1ecf4-fac9-45d9-9cd2-591f47d3b8d3', 'decode with six rails', 'decode', '133714114238148966225439541018335470986172518171757571896261', 6, '112358132134558914423337761098715972584418167651094617711286');
+  (
+    '46dc5c50-5538-401d-93a5-41102680d068',
+    'encode with two rails',
+    'encode',
+    'XOXOXOXOXOXOXOXOXO',
+    2,
+    'XXXXXXXXXOOOOOOOOO'
+  ),
+  (
+    '25691697-fbd8-4278-8c38-b84068b7bc29',
+    'encode with three rails',
+    'encode',
+    'WEAREDISCOVEREDFLEEATONCE',
+    3,
+    'WECRLTEERDSOEEFEAOCAIVDEN'
+  ),
+  (
+    '384f0fea-1442-4f1a-a7c4-5cbc2044002c',
+    'encode with ending in the middle',
+    'encode',
+    'EXERCISES',
+    4,
+    'ESXIEECSR'
+  ),
+  (
+    'cd525b17-ec34-45ef-8f0e-4f27c24a7127',
+    'decode with three rails',
+    'decode',
+    'TEITELHDVLSNHDTISEIIEA',
+    3,
+    'THEDEVILISINTHEDETAILS'
+  ),
+  (
+    'dd7b4a98-1a52-4e5c-9499-cbb117833507',
+    'decode with five rails',
+    'decode',
+    'EIEXMSMESAORIWSCE',
+    5,
+    'EXERCISMISAWESOME'
+  ),
+  (
+    '93e1ecf4-fac9-45d9-9cd2-591f47d3b8d3',
+    'decode with six rails',
+    'decode',
+    '133714114238148966225439541018335470986172518171757571896261',
+    6,
+    '112358132134558914423337761098715972584418167651094617711286'
+  );
diff --git a/exercises/practice/rail-fence-cipher/data.csv b/exercises/practice/rail-fence-cipher/data.csv
index 154f0392..eb895dc8 100644
--- a/exercises/practice/rail-fence-cipher/data.csv
+++ b/exercises/practice/rail-fence-cipher/data.csv
@@ -1,6 +1,6 @@
-encode,XOXOXOXOXOXOXOXOXO,2,
-encode,WEAREDISCOVEREDFLEEATONCE,3,
-encode,EXERCISES,4,
-decode,TEITELHDVLSNHDTISEIIEA,3,
-decode,EIEXMSMESAORIWSCE,5,
-decode,133714114238148966225439541018335470986172518171757571896261,6,
+"encode","XOXOXOXOXOXOXOXOXO",2,""
+"encode","WEAREDISCOVEREDFLEEATONCE",3,""
+"encode","EXERCISES",4,""
+"decode","TEITELHDVLSNHDTISEIIEA",3,""
+"decode","EIEXMSMESAORIWSCE",5,""
+"decode","133714114238148966225439541018335470986172518171757571896261",6,""
diff --git a/exercises/practice/raindrops/.meta/template.data.j2 b/exercises/practice/raindrops/.meta/template.data.j2
new file mode 100644
index 00000000..64546678
--- /dev/null
+++ b/exercises/practice/raindrops/.meta/template.data.j2
@@ -0,0 +1,3 @@
+{%- for case in cases -%}
+{{ [case["input"]["number"]] | tocsv }},""
+{% endfor %}
diff --git a/exercises/practice/resistor-color-duo/.meta/template.data.j2 b/exercises/practice/resistor-color-duo/.meta/template.data.j2
new file mode 100644
index 00000000..62ce750b
--- /dev/null
+++ b/exercises/practice/resistor-color-duo/.meta/template.data.j2
@@ -0,0 +1,3 @@
+{%- for case in cases -%}
+{{ case["input"]["colors"][0] }},{{ case["input"]["colors"][1] }},""
+{% endfor %}
diff --git a/exercises/practice/resistor-color-duo/data.csv b/exercises/practice/resistor-color-duo/data.csv
index 5c3a0af5..7fb630a0 100644
--- a/exercises/practice/resistor-color-duo/data.csv
+++ b/exercises/practice/resistor-color-duo/data.csv
@@ -1,6 +1,6 @@
-"brown","black",
-"blue","grey",
-"yellow","violet",
-"white","red",
-"orange","orange",
-"black","brown",
+brown,black,""
+blue,grey,""
+yellow,violet,""
+white,red,""
+orange,orange,""
+black,brown,""
diff --git a/exercises/practice/resistor-color-trio/.meta/template.create_test_table.j2 b/exercises/practice/resistor-color-trio/.meta/template.create_test_table.j2
new file mode 100644
index 00000000..238ef178
--- /dev/null
+++ b/exercises/practice/resistor-color-trio/.meta/template.create_test_table.j2
@@ -0,0 +1,43 @@
+DROP TABLE IF EXISTS tests;
+
+CREATE TABLE IF NOT EXISTS tests (
+  -- uuid and description are taken from the test.toml file
+  uuid TEXT PRIMARY KEY,
+  description TEXT NOT NULL,
+  -- The following section is needed by the online test-runner
+  status TEXT DEFAULT 'fail',
+  message TEXT,
+  output TEXT,
+  test_code TEXT,
+  task_id INTEGER DEFAULT NULL,
+  -- Here are columns for the actual tests
+  color1 TEXT NOT NULL,
+  color2 TEXT NOT NULL,
+  color3 TEXT NOT NULL,
+  expected TEXT NOT NULL
+);
+
+INSERT INTO
+  tests (
+    uuid,
+    description,
+    color1,
+    color2,
+    color3,
+    expected
+  )
+VALUES
+{%- for case in cases %}
+  (
+    '{{ case["uuid"] }}',
+    '{{ case["description"] }}',
+{%- for color in case["input"]["colors"] %}
+    '{{ color }}',
+{%- endfor %}
+    '{{ case["expected"]["value"] }} {{ case["expected"]["unit"] }}'
+{%- if loop.last %}
+  );
+{%- else %}
+  ),
+{%- endif %}
+{%- endfor %}
diff --git a/exercises/practice/resistor-color-trio/.meta/template.data.j2 b/exercises/practice/resistor-color-trio/.meta/template.data.j2
new file mode 100644
index 00000000..8ef8b26a
--- /dev/null
+++ b/exercises/practice/resistor-color-trio/.meta/template.data.j2
@@ -0,0 +1,3 @@
+{%- for case in cases -%}
+{{ case["input"]["colors"] | join(",") }},""
+{% endfor %}
diff --git a/exercises/practice/resistor-color-trio/data.csv b/exercises/practice/resistor-color-trio/data.csv
index d866d59c..000f763e 100644
--- a/exercises/practice/resistor-color-trio/data.csv
+++ b/exercises/practice/resistor-color-trio/data.csv
@@ -1,9 +1,9 @@
-"orange","orange","black",""
-"blue","grey","brown",""
-"red","black","red",""
-"green","brown","orange",""
-"yellow","violet","yellow",""
-"blue","violet","blue",""
-"black","black","black",""
-"white","white","white",""
-"black","grey","black",""
+orange,orange,black,""
+blue,grey,brown,""
+red,black,red,""
+green,brown,orange,""
+yellow,violet,yellow,""
+blue,violet,blue,""
+black,black,black,""
+white,white,white,""
+black,grey,black,""
diff --git a/exercises/practice/resistor-color/.meta/template.data.j2 b/exercises/practice/resistor-color/.meta/template.data.j2
new file mode 100644
index 00000000..2623e2ee
--- /dev/null
+++ b/exercises/practice/resistor-color/.meta/template.data.j2
@@ -0,0 +1,3 @@
+{%- for case in cases -%}
+{{ [case["input"]["color"]] | tocsv }},""
+{% endfor %}
diff --git a/exercises/practice/resistor-color/data.csv b/exercises/practice/resistor-color/data.csv
index c0137dab..fcd457d9 100644
--- a/exercises/practice/resistor-color/data.csv
+++ b/exercises/practice/resistor-color/data.csv
@@ -1,3 +1,3 @@
-"black",
-"white",
-"orange",
+"black",""
+"white",""
+"orange",""
diff --git a/exercises/practice/reverse-string/.meta/template.create_test_table.j2 b/exercises/practice/reverse-string/.meta/template.create_test_table.j2
new file mode 100644
index 00000000..560578f4
--- /dev/null
+++ b/exercises/practice/reverse-string/.meta/template.create_test_table.j2
@@ -0,0 +1,32 @@
+DROP TABLE IF EXISTS tests;
+
+CREATE TABLE IF NOT EXISTS tests (
+  -- uuid and description are taken from the test.toml file
+  uuid TEXT PRIMARY KEY,
+  description TEXT NOT NULL,
+  -- The following section is needed by the online test-runner
+  status TEXT DEFAULT 'fail',
+  message TEXT,
+  output TEXT,
+  test_code TEXT,
+  task_id INTEGER DEFAULT NULL,
+  -- Here are columns for the actual tests
+  input TEXT NOT NULL,
+  expected TEXT NOT NULL
+);
+
+INSERT INTO
+  tests (uuid, description, input, expected)
+VALUES
+{%- for case in cases %}
+  (
+    '{{ case["uuid"] }}',
+    '{{ case["description"] }}',
+    {{ case["input"]["value"] | quote }},
+    {{ case["expected"] | quote }}
+{%- if loop.last %}
+  );
+{%- else %}
+  ),
+{%- endif %}
+{%- endfor %}
diff --git a/exercises/practice/reverse-string/.meta/template.data.j2 b/exercises/practice/reverse-string/.meta/template.data.j2
new file mode 100644
index 00000000..272f6744
--- /dev/null
+++ b/exercises/practice/reverse-string/.meta/template.data.j2
@@ -0,0 +1,3 @@
+{%- for case in cases -%}
+{{ [case["input"]["value"]] | tocsv }},""
+{% endfor %}
diff --git a/exercises/practice/rna-transcription/.meta/template.data.j2 b/exercises/practice/rna-transcription/.meta/template.data.j2
new file mode 100644
index 00000000..0fa027df
--- /dev/null
+++ b/exercises/practice/rna-transcription/.meta/template.data.j2
@@ -0,0 +1,3 @@
+{%- for case in cases -%}
+{{ [case["input"]["dna"]] | tocsv }},""
+{% endfor %}
diff --git a/exercises/practice/roman-numerals/.meta/template.data.j2 b/exercises/practice/roman-numerals/.meta/template.data.j2
new file mode 100644
index 00000000..64546678
--- /dev/null
+++ b/exercises/practice/roman-numerals/.meta/template.data.j2
@@ -0,0 +1,3 @@
+{%- for case in cases -%}
+{{ [case["input"]["number"]] | tocsv }},""
+{% endfor %}
diff --git a/exercises/practice/rotational-cipher/.meta/template.create_test_table.j2 b/exercises/practice/rotational-cipher/.meta/template.create_test_table.j2
new file mode 100644
index 00000000..7e64183b
--- /dev/null
+++ b/exercises/practice/rotational-cipher/.meta/template.create_test_table.j2
@@ -0,0 +1,34 @@
+DROP TABLE IF EXISTS tests;
+
+CREATE TABLE IF NOT EXISTS tests (
+  -- uuid and description are taken from the test.toml file
+  uuid TEXT PRIMARY KEY,
+  description TEXT NOT NULL,
+  -- The following section is needed by the online test-runner
+  status TEXT DEFAULT 'fail',
+  message TEXT,
+  output TEXT,
+  test_code TEXT,
+  task_id INTEGER DEFAULT NULL,
+  -- Here are columns for the actual tests
+  text TEXT NOT NULL,
+  shift_key INTEGER NOT NULL,
+  expected TEXT NOT NULL
+);
+
+INSERT INTO
+  tests (uuid, description, text, shift_key, expected)
+VALUES
+{%- for case in cases %}
+  (
+    '{{ case["uuid"] }}',
+    '{{ case["description"] }}',
+    {{ case["input"]["text"] | quote }},
+    {{ case["input"]["shiftKey"] }},
+    {{ case["expected"] | quote }}
+{%- if loop.last %}
+  );
+{%- else %}
+  ),
+{%- endif %}
+{%- endfor %}
diff --git a/exercises/practice/rotational-cipher/.meta/template.data.j2 b/exercises/practice/rotational-cipher/.meta/template.data.j2
new file mode 100644
index 00000000..e8924693
--- /dev/null
+++ b/exercises/practice/rotational-cipher/.meta/template.data.j2
@@ -0,0 +1,3 @@
+{%- for case in cases -%}
+{{ [case["input"]["text"], case["input"]["shiftKey"]] | tocsv }},""
+{% endfor %}
diff --git a/exercises/practice/rotational-cipher/data.csv b/exercises/practice/rotational-cipher/data.csv
index 88058c9f..16b043e6 100644
--- a/exercises/practice/rotational-cipher/data.csv
+++ b/exercises/practice/rotational-cipher/data.csv
@@ -1,10 +1,10 @@
-"a",0,
-"a",1,
-"a",26,
-"m",13,
-"n",13,
-"OMG",5,
-"O M G",5,
-"Testing 1 2 3 testing",4,
-"Let's eat, Grandma!",21,
-"The quick brown fox jumps over the lazy dog.",13,
+"a",0,""
+"a",1,""
+"a",26,""
+"m",13,""
+"n",13,""
+"OMG",5,""
+"O M G",5,""
+"Testing 1 2 3 testing",4,""
+"Let's eat, Grandma!",21,""
+"The quick brown fox jumps over the lazy dog.",13,""
diff --git a/exercises/practice/run-length-encoding/.meta/template.create_test_table.j2 b/exercises/practice/run-length-encoding/.meta/template.create_test_table.j2
new file mode 100644
index 00000000..68ea6505
--- /dev/null
+++ b/exercises/practice/run-length-encoding/.meta/template.create_test_table.j2
@@ -0,0 +1,34 @@
+DROP TABLE IF EXISTS tests;
+
+CREATE TABLE IF NOT EXISTS tests (
+  -- uuid and description are taken from the test.toml file
+  uuid TEXT PRIMARY KEY,
+  description TEXT NOT NULL,
+  -- The following section is needed by the online test-runner
+  status TEXT DEFAULT 'fail',
+  message TEXT,
+  output TEXT,
+  test_code TEXT,
+  task_id INTEGER DEFAULT NULL,
+  -- Here are columns for the actual tests
+  property TEXT NOT NULL,
+  string TEXT NOT NULL,
+  expected TEXT NOT NULL
+);
+
+INSERT INTO
+  tests (uuid, description, property, string, expected)
+VALUES
+{%- for case in cases %}
+  (
+    '{{ case["uuid"] }}',
+    '{{ case["description"] }}',
+    '{{ case["property"] }}',
+    {{ case["input"]["string"] | quote }},
+    {{ case["expected"] | quote }}
+{%- if loop.last %}
+  );
+{%- else %}
+  ),
+{%- endif %}
+{%- endfor %}
diff --git a/exercises/practice/run-length-encoding/.meta/template.data.j2 b/exercises/practice/run-length-encoding/.meta/template.data.j2
new file mode 100644
index 00000000..5745b8da
--- /dev/null
+++ b/exercises/practice/run-length-encoding/.meta/template.data.j2
@@ -0,0 +1,3 @@
+{%- for case in cases -%}
+{{ [case["property"], case["input"]["string"]] | tocsv }},""
+{% endfor %}
diff --git a/exercises/practice/run-length-encoding/data.csv b/exercises/practice/run-length-encoding/data.csv
index eb64a4d2..96f7be27 100644
--- a/exercises/practice/run-length-encoding/data.csv
+++ b/exercises/practice/run-length-encoding/data.csv
@@ -1,13 +1,13 @@
-"encode","",
-"encode","XYZ",
-"encode","AABBBCCCC",
-"encode","WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWB",
-"encode","  hsqq qww  ",
-"encode","aabbbcccc",
-"decode","",
-"decode","XYZ",
-"decode","2A3B4C",
-"decode","12WB12W3B24WB",
-"decode","2 hs2q q2w2 ",
-"decode","2a3b4c",
-"consistency","zzz ZZ  zZ",
+"encode","",""
+"encode","XYZ",""
+"encode","AABBBCCCC",""
+"encode","WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWB",""
+"encode","  hsqq qww  ",""
+"encode","aabbbcccc",""
+"decode","",""
+"decode","XYZ",""
+"decode","2A3B4C",""
+"decode","12WB12W3B24WB",""
+"decode","2 hs2q q2w2 ",""
+"decode","2a3b4c",""
+"consistency","zzz ZZ  zZ",""