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COPY: Add an assertion

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This is for tools such as Coverity that don't know that the grammar
enforces that the case of not having a relation (but instead a query)
cannot happen in the FROM case.
This commit is contained in:
Peter Eisentraut
2012-03-14 22:44:40 +02:00
parent e684ab5e1e
commit 6f018c6dda
1 changed files with 2 additions and 0 deletions
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2
src/backend/commands/copy.c
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@ -797,6 +797,8 @@ DoCopy(const CopyStmt *stmt, const char *queryString)
if (is_from) if (is_from)
{ {
Assert(rel);
/* check read-only transaction */ /* check read-only transaction */
if (XactReadOnly && rel->rd_backend != MyBackendId) if (XactReadOnly && rel->rd_backend != MyBackendId)
PreventCommandIfReadOnly("COPY FROM"); PreventCommandIfReadOnly("COPY FROM");