diff options
Diffstat (limited to 'src/backend/utils/adt/pg_locale.c')
| -rw-r--r-- | src/backend/utils/adt/pg_locale.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/backend/utils/adt/pg_locale.c b/src/backend/utils/adt/pg_locale.c index e10d328fc3a..377f5837a05 100644 --- a/src/backend/utils/adt/pg_locale.c +++ b/src/backend/utils/adt/pg_locale.c @@ -1732,13 +1732,23 @@ get_collation_actual_version(char collprovider, const char *collcollate) /* * The only two supported locales (C and C.UTF-8) are both based on memcmp - * and are not expected to change. + * and are not expected to change, but track the version anyway. * * Note that the character semantics may change for some locales, but the * collation version only tracks changes to sort order. */ if (collprovider == COLLPROVIDER_BUILTIN) - return NULL; + { + if (strcmp(collcollate, "C") == 0) + return "1"; + else if (strcmp(collcollate, "C.UTF-8") == 0) + return "1"; + else + ereport(ERROR, + (errcode(ERRCODE_WRONG_OBJECT_TYPE), + errmsg("invalid locale name \"%s\" for builtin provider", + collcollate))); + } #ifdef USE_ICU if (collprovider == COLLPROVIDER_ICU) |