[tarantool-patches] Re: [PATCH] sql: set explicit default collation's strength

[Vladislav Shpilevoy <v.shpilevoy@tarantool.org>]

Please, apply the diff below. Be careful because I haven't tested it.
Fix it, if tests fail, and do not forget to regenerate boostrap.snap.

diff --git a/src/box/lua/upgrade.lua b/src/box/lua/upgrade.lua
index a23d0af64..37ab76177 100644
--- a/src/box/lua/upgrade.lua
+++ b/src/box/lua/upgrade.lua
@@ -638,10 +638,9 @@ end
 
 local function update_collation_strength_field()
     local _collation = box.space[box.schema.COLLATION_ID]
-    for _, collation in ipairs(_collation:select()) do
-        if collation.opts.strength == nil and collation.name ~= 'none' and
-            collation.name ~= 'binary' then
-            local new_collation = _collation:get{collation.id}:totable()
+    for _, collation in _collation:pairs() do
+        if collation.type == 'ICU' and collation.opts.strength == nil then
+            local new_collation = collation:totable()
             new_collation[6].strength = 'tertiary'
             _collation:delete{collation.id}
             _collation:insert(new_collation)