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database: Add database::has_schema() helper

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Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>
This commit is contained in:
Pekka Enberg
2015-06-17 15:45:45 +03:00
parent 6fb5cfaab3
commit 8345874dda
2 changed files with 5 additions and 0 deletions
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4
database.cc
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@@ -757,6 +757,10 @@ schema_ptr database::find_schema(const utils::UUID& uuid) const throw (no_such_c
return find_column_family(uuid).schema();
}
bool database::has_schema(const sstring& ks_name, const sstring& cf_name) const {
return _ks_cf_to_uuid.count(std::make_pair(ks_name, cf_name)) > 0;
}
future<>
database::create_keyspace(const lw_shared_ptr<keyspace_metadata>& ksm) {
auto i = _keyspaces.find(ksm->name());

1
database.hh
View File

@@ -302,6 +302,7 @@ public:
const column_family& find_column_family(const schema_ptr&) const throw (no_such_column_family);
schema_ptr find_schema(const sstring& ks_name, const sstring& cf_name) const throw (no_such_column_family);
schema_ptr find_schema(const utils::UUID&) const throw (no_such_column_family);
bool has_schema(const sstring& ks_name, const sstring& cf_name) const;
std::set<sstring> existing_index_names(const sstring& cf_to_exclude = sstring()) const;
future<> stop();
unsigned shard_of(const dht::token& t);