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-rw-r--r--src/backend/utils/adt/formatting.c30
-rw-r--r--src/backend/utils/adt/like.c2
-rw-r--r--src/backend/utils/adt/pg_locale.c2
-rw-r--r--src/include/utils/pg_locale.h1
4 files changed, 30 insertions, 5 deletions
diff --git a/src/backend/utils/adt/formatting.c b/src/backend/utils/adt/formatting.c
index 85a7dd45619..2bcc185708c 100644
--- a/src/backend/utils/adt/formatting.c
+++ b/src/backend/utils/adt/formatting.c
@@ -1755,7 +1755,12 @@ str_tolower(const char *buff, size_t nbytes, Oid collid)
* collations you get exactly what the collation says.
*/
for (p = result; *p; p++)
- *p = tolower_l((unsigned char) *p, mylocale->info.lt);
+ {
+ if (mylocale->is_default)
+ *p = pg_tolower((unsigned char) *p);
+ else
+ *p = tolower_l((unsigned char) *p, mylocale->info.lt);
+ }
}
}
}
@@ -1892,7 +1897,12 @@ str_toupper(const char *buff, size_t nbytes, Oid collid)
* collations you get exactly what the collation says.
*/
for (p = result; *p; p++)
- *p = toupper_l((unsigned char) *p, mylocale->info.lt);
+ {
+ if (mylocale->is_default)
+ *p = pg_toupper((unsigned char) *p);
+ else
+ *p = toupper_l((unsigned char) *p, mylocale->info.lt);
+ }
}
}
}
@@ -2090,10 +2100,20 @@ str_initcap(const char *buff, size_t nbytes, Oid collid)
*/
for (p = result; *p; p++)
{
- if (wasalnum)
- *p = tolower_l((unsigned char) *p, mylocale->info.lt);
+ if (mylocale->is_default)
+ {
+ if (wasalnum)
+ *p = pg_tolower((unsigned char) *p);
+ else
+ *p = pg_toupper((unsigned char) *p);
+ }
else
- *p = toupper_l((unsigned char) *p, mylocale->info.lt);
+ {
+ if (wasalnum)
+ *p = tolower_l((unsigned char) *p, mylocale->info.lt);
+ else
+ *p = toupper_l((unsigned char) *p, mylocale->info.lt);
+ }
wasalnum = isalnum_l((unsigned char) *p, mylocale->info.lt);
}
}
diff --git a/src/backend/utils/adt/like.c b/src/backend/utils/adt/like.c
index 7b3d1b5be71..7df50b50d15 100644
--- a/src/backend/utils/adt/like.c
+++ b/src/backend/utils/adt/like.c
@@ -95,6 +95,8 @@ SB_lower_char(unsigned char c, pg_locale_t locale)
{
if (locale->ctype_is_c)
return pg_ascii_tolower(c);
+ else if (locale->is_default)
+ return pg_tolower(c);
else
return tolower_l(c, locale->info.lt);
}
diff --git a/src/backend/utils/adt/pg_locale.c b/src/backend/utils/adt/pg_locale.c
index 9412cad3ac5..91cee7714b1 100644
--- a/src/backend/utils/adt/pg_locale.c
+++ b/src/backend/utils/adt/pg_locale.c
@@ -1216,6 +1216,7 @@ create_pg_locale(Oid collid, MemoryContext context)
result->provider = collform->collprovider;
result->deterministic = collform->collisdeterministic;
+ result->is_default = false;
if (collform->collprovider == COLLPROVIDER_BUILTIN)
{
@@ -1409,6 +1410,7 @@ init_database_collation(void)
default_locale.provider = dbform->datlocprovider;
+ default_locale.is_default = true;
/*
* Default locale is currently always deterministic. Nondeterministic
diff --git a/src/include/utils/pg_locale.h b/src/include/utils/pg_locale.h
index 37ecf951937..4d2262b39aa 100644
--- a/src/include/utils/pg_locale.h
+++ b/src/include/utils/pg_locale.h
@@ -82,6 +82,7 @@ struct pg_locale_struct
bool deterministic;
bool collate_is_c;
bool ctype_is_c;
+ bool is_default;
union
{
struct