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Increase max package length to 512M for mysql and mysqldump.

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Faster 'read_first_row' (Fixes slow 'preparing' state)
Read constant tables earlier, which provides better optimzations when using tables with <=1 row.
This also fixes a complicated bug involving const tables.
This commit is contained in:
monty@hundin.mysql.fi
2002-01-23 02:52:26 +02:00
parent c7384b75fc
commit 4609e627a5
10 changed files with 425 additions and 270 deletions
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sql/handler.h
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@ -269,7 +269,7 @@ public:
virtual int rnd_end() { return 0; }
virtual int rnd_next(byte *buf)=0;
virtual int rnd_pos(byte * buf, byte *pos)=0;
virtual int rnd_first(byte *buf);
virtual int read_first_row(byte *buf, uint primary_key);
virtual int restart_rnd_next(byte *buf, byte *pos);
virtual ha_rows records_in_range(int inx,
const byte *start_key,uint start_key_len,