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This commit is contained in:
Mark Haines 2017-02-22 16:46:05 +00:00
parent 8a6491e2d6
commit cb65381e59
1 changed files with 4 additions and 2 deletions
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src/github.com/matrix-org/dendrite/roomserver/storage/event_types_table.go
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@ -54,8 +54,10 @@ INSERT INTO event_types (event_type_nid, event_type) VALUES
// case we do nothing. Postgresql won't return a row in that case so we rely on
// the caller catching the sql.ErrNoRows error and running a select to get the row.
// We could get postgresql to return the row on a conflict by updating the row
// but it doesn't seem like a good idea to modify the rows just to make postgres
// return it.
// but it doesn't seem like a good idea to modify the rows just to make postgresql
// return it. Modifying the rows will cause postgres to assign a new tuple for the
// row even though the data doesn't change resulting in unncesssary modifications
// to the indexes.
const insertEventTypeNIDSQL = "" +
"INSERT INTO event_types (event_type) VALUES ($1)" +
" ON CONFLICT ON CONSTRAINT event_type_unique" +