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author | James Wahlin <james.wahlin@10gen.com> | 2016-12-19 14:02:02 -0500 |
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committer | James Wahlin <james.wahlin@10gen.com> | 2016-12-27 16:22:21 -0500 |
commit | ac7b0469bdb57a3593dc8b97e5a7045db0efbb24 (patch) | |
tree | c759fe0f6c4dff381ac08944f603851db6492c16 /src/mongo/db/keypattern.h | |
parent | 72112a72ec3ee48cb883fc02b2904079d11f4954 (diff) | |
download | mongo-ac7b0469bdb57a3593dc8b97e5a7045db0efbb24.tar.gz |
SERVER-27175 Improve performance of planSummary string generation
Diffstat (limited to 'src/mongo/db/keypattern.h')
-rw-r--r-- | src/mongo/db/keypattern.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/mongo/db/keypattern.h b/src/mongo/db/keypattern.h index f9ac83983e3..cfa24da5df2 100644 --- a/src/mongo/db/keypattern.h +++ b/src/mongo/db/keypattern.h @@ -29,7 +29,9 @@ #pragma once #include "mongo/base/string_data.h" +#include "mongo/bson/util/builder.h" #include "mongo/db/jsobj.h" +#include "mongo/util/mongoutils/str.h" namespace mongo { @@ -80,9 +82,13 @@ public: * Returns a string representation of this KeyPattern */ std::string toString() const { - return toBSON().toString(); + return str::stream() << *this; } + /** + * Writes to 'sb' a string representation of this KeyPattern. + */ + friend StringBuilder& operator<<(StringBuilder& sb, const KeyPattern& keyPattern); /* Takes a BSONObj whose field names are a prefix of the fields in this keyPattern, and * outputs a new bound with MinKey values appended to match the fields in this keyPattern |