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Commit6f018c6

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COPY: Add an assertion
This is for tools such as Coverity that don't know that the grammarenforces that the case of not having a relation (but instead a query)cannot happen in the FROM case.
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‎src/backend/commands/copy.c

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@@ -797,6 +797,8 @@ DoCopy(const CopyStmt *stmt, const char *queryString)
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if (is_from)
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{
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Assert(rel);
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/* check read-only transaction */
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if (XactReadOnly&&rel->rd_backend!=MyBackendId)
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PreventCommandIfReadOnly("COPY FROM");

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