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WL#2985 "Partition pruning", postreview fixes: Small code fixes and better comments

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mysql-test/r/partition.result:
  Added testcase for BUG#15819
mysql-test/t/partition.test:
  Added testcase for BUG#15819
sql/item.h:
  WL#2985 "Partition pruning", postreview fixes: better comments
sql/item_timefunc.cc:
  WL#2985 "Partition pruning", postreview fixes: better comments
sql/opt_range.cc:
  WL#2985 "Partition pruning", postreview fixes: 
  - better comments, local function renames
  - Made SEL_ARG::is_singlepoint() to correctly handle NULL edge values.
  - fix uninitialized variable access: s/res |=/res =/
sql/sql_class.cc:
  WL#2985 "Partition pruning", postreview fixes: 
  Set correct max. length of "partitions" column in EXPLAIN output
sql/sql_lex.h:
  WL#2985 "Partition pruning", postreview fixes: better comments
sql/sql_partition.cc:
  WL#2985 "Partition pruning", postreview fixes: better comments
This commit is contained in:
unknown
2005-12-27 15:04:35 +03:00
parent 3862ee76fd
commit e6bff9a606
8 changed files with 163 additions and 34 deletions
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10
sql/sql_partition.cc
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@@ -3467,11 +3467,19 @@ void set_key_field_ptr(KEY *key_info, const byte *new_buf,
/*
Fill the string comma-separated line of used partitions names
Return comma-separated list of used partitions in the provided given string
SYNOPSIS
make_used_partitions_str()
part_info IN Partitioning info
parts_str OUT The string to fill
DESCRIPTION
Generate a list of used partitions (from bits in part_info->used_partitions
bitmap), asd store it into the provided String object.
NOTE
The produced string must not be longer then MAX_PARTITIONS * (1 + FN_LEN).
*/
void make_used_partitions_str(partition_info *part_info, String *parts_str)