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MDEV-4621 select returns null for information_schema.statistics.collation field

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information_schema.statistics.collation column needs OPEN_FULL_TABLE,
because it checks index_flags() for HA_READ_ORDER capability.
This commit is contained in:
Sergei Golubchik
2022-01-11 00:35:47 +01:00
parent a88a4336fc
commit 3548e80bc4
3 changed files with 20 additions and 1 deletions
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2
sql/sql_show.cc
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@ -8967,7 +8967,7 @@ ST_FIELD_INFO stat_fields_info[]=
{"SEQ_IN_INDEX", 2, MYSQL_TYPE_LONGLONG, 0, 0, "Seq_in_index", OPEN_FRM_ONLY},
{"COLUMN_NAME", NAME_CHAR_LEN, MYSQL_TYPE_STRING, 0, 0, "Column_name",
OPEN_FRM_ONLY},
{"COLLATION", 1, MYSQL_TYPE_STRING, 0, 1, "Collation", OPEN_FRM_ONLY},
{"COLLATION", 1, MYSQL_TYPE_STRING, 0, 1, "Collation", OPEN_FULL_TABLE},
{"CARDINALITY", MY_INT64_NUM_DECIMAL_DIGITS, MYSQL_TYPE_LONGLONG, 0, 1,
"Cardinality", OPEN_FULL_TABLE},
{"SUB_PART", 3, MYSQL_TYPE_LONGLONG, 0, 1, "Sub_part", OPEN_FRM_ONLY},