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A fix and a test case for Bug#11172 "mysql_stmt_attr_set
CURSOR_TYPE_READ_ONLY date/datetime filter server crash". The fix adds support for Item_change_list in cursors (proper rollback of the modified item tree).
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@ -390,6 +390,7 @@ class Cursor: public Sql_alloc, public Query_arena
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/* List of items created during execution */
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query_id_t query_id;
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public:
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Item_change_list change_list;
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select_send result;
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/* Temporary implementation as now we replace THD state by value */
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@ -402,7 +403,8 @@ public:
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void fetch(ulong num_rows);
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void reset() { join= 0; }
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bool is_open() const { return join != 0; }
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void close();
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void close(bool is_active);
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void set_unit(SELECT_LEX_UNIT *unit_arg) { unit= unit_arg; }
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Cursor(THD *thd);
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