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konstantin@mysql.com 2005-11-10 17:05:19 +03:00
parent 2636f3cc6f
commit 0d4dbfd1b7
1 changed files with 7 additions and 6 deletions
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13
sql/sql_cursor.cc
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@ -561,12 +561,13 @@ int Materialized_cursor::open(JOIN *join __attribute__((unused)))
if (rc == 0) if (rc == 0)
{ {
/* /*
Now send the result set metadata to the client. We need to do it Now send the result set metadata to the client. We need to
here, as in Select_materialize::send_fields the exact column types do it here, as in Select_materialize::send_fields the items
are not yet known. The new types may differ from the original ones for column types are not yet created (send_fields requires
sent at prepare if some of them were altered by MySQL HEAP tables a list of items). The new types may differ from the original
mechanism -- used when create_tmp_field_from_item may alter the ones sent at prepare if some of them were altered by MySQL
original column type. HEAP tables mechanism -- used when create_tmp_field_from_item
may alter the original column type.
We can't simply supply SEND_EOF flag to send_fields, because We can't simply supply SEND_EOF flag to send_fields, because
send_fields doesn't flush the network buffer. send_fields doesn't flush the network buffer.