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Merged "query cache for ndb" to 5.0

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msvensson@neptunus.homeip.net
2005-02-03 09:33:48 +01:00
parent 459fa7f1f9 efd5ed2f9e
commit 3181f5d2b6
27 changed files with 1417 additions and 85 deletions
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12
sql/sql_cache.h
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@@ -146,6 +146,10 @@ struct Query_cache_table
char *tbl;
uint32 key_len;
uint8 table_type;
/* unique for every engine reference */
qc_engine_callback callback_func;
/* data need by some engines */
ulonglong engine_data_buff;
inline char *db() { return (char *) data(); }
inline char *table() { return tbl; }
@@ -154,6 +158,10 @@ struct Query_cache_table
inline void key_length(uint32 len) { key_len= len; }
inline uint8 type() { return table_type; }
inline void type(uint8 t) { table_type= t; }
inline qc_engine_callback callback() { return callback_func; }
inline void callback(qc_engine_callback fn){ callback_func= fn; }
inline ulonglong engine_data() { return engine_data_buff; }
inline void engine_data(ulonglong data) { engine_data_buff= data; }
inline gptr data()
{
return (gptr)(((byte*)this)+
@@ -282,7 +290,9 @@ protected:
TABLE_COUNTER_TYPE tables);
my_bool insert_table(uint key_len, char *key,
Query_cache_block_table *node,
uint32 db_length, uint8 cache_type);
uint32 db_length, uint8 cache_type,
qc_engine_callback callback,
ulonglong engine_data);
void unlink_table(Query_cache_block_table *node);
Query_cache_block *get_free_block (ulong len, my_bool not_less,
ulong min);