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Trivial code cleanup

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This commit is contained in:
Sergei Petrunia 2021-08-30 12:31:42 +03:00
parent a93b377863
commit dde6d76995
2 changed files with 2 additions and 3 deletions
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4
sql/sql_statistics.cc
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@ -2915,6 +2915,7 @@ bool Column_statistics_collected::add()
return err; return err;
} }
/** /**
@brief @brief
Get the results of aggregation when collecting the statistics on a column Get the results of aggregation when collecting the statistics on a column
@ -3617,9 +3618,6 @@ int read_histograms_for_table(THD *thd, TABLE *table, TABLE_LIST *stat_tables)
TABLE_STATISTICS_CB *stats_cb= &table->s->stats_cb; TABLE_STATISTICS_CB *stats_cb= &table->s->stats_cb;
DBUG_ENTER("read_histograms_for_table"); DBUG_ENTER("read_histograms_for_table");
// histograms-todo: why do we use synchronization here, when we load
// histogram for the TABLE object, not TABLE_SHARE?
// is it because of the use of stats_cb->mem_root?
if (stats_cb->start_histograms_load()) if (stats_cb->start_histograms_load())
{ {
//uchar *histogram= (uchar *) alloc_root(&stats_cb->mem_root, //uchar *histogram= (uchar *) alloc_root(&stats_cb->mem_root,

1
strings/json_lib.c
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@ -2028,6 +2028,7 @@ enum json_types json_get_object_nkey(const char *js __attribute__((unused)),
return JSV_NOTHING; return JSV_NOTHING;
} }
/** Check if json is valid (well-formed) /** Check if json is valid (well-formed)
@retval 0 - success, json is well-formed @retval 0 - success, json is well-formed