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Merge spetrunia@bk-internal.mysql.com:/home/bk/mysql-5.0

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into mysql.com:/home/psergey/mysql-5.0-outer-joins-cleanup


sql/mysql_priv.h:
  Auto merged
sql/table.h:
  Auto merged
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unknown
2005-02-05 18:18:06 +03:00
parent b23da8fa96 d52afba56a
commit 0989e1afd9
5 changed files with 15 additions and 12 deletions
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14
sql/table.h
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@ -217,14 +217,18 @@ struct st_table {
uint derived_select_number;
int current_lock; /* Type of lock on table */
my_bool copy_blobs; /* copy_blobs when storing */
/*
0 or JOIN_TYPE_{LEFT|RIGHT}. Currently this is only compared to 0.
If maybe_null !=0, this table is inner w.r.t. some outer join operation,
and null_row may be true.
*/
uint maybe_null;
/*
Used in outer joins: if true, all columns are considered to have NULL
values, including columns declared as "not null".
If true, the current table row is considered to have all columns set to
NULL, including columns declared as "not null" (see maybe_null).
*/
my_bool null_row;
/* 0 or JOIN_TYPE_{LEFT|RIGHT}, same as TABLE_LIST::outer_join */
my_bool outer_join;
my_bool maybe_null; /* true if (outer_join != 0) */
my_bool force_index;
my_bool distinct,const_table,no_rows;
my_bool key_read, no_keyread;