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MDEV-26710: Histogram field in mysql.column_stats is too short

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Change it to LONGBLOB.
Also, update_statistics_for_table() should not "swallow" an error
from open_stat_tables.
This commit is contained in:
Sergei Petrunia
2021-10-01 23:24:05 +03:00
parent 5d66eeb3a1
commit 943b8fccf9
10 changed files with 13 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
mysql-test/main/statistics_upgrade.result
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@ -67,7 +67,7 @@ column_stats CREATE TABLE `column_stats` (
`avg_frequency` decimal(12,4) DEFAULT NULL,
`hist_size` tinyint(3) unsigned DEFAULT NULL,
`hist_type` enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB') COLLATE utf8mb3_bin DEFAULT NULL,
`histogram` blob DEFAULT NULL,
`histogram` longblob DEFAULT NULL,
PRIMARY KEY (`db_name`,`table_name`,`column_name`)
) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Columns'
select

2
mysql-test/main/system_mysql_db.result
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@ -235,7 +235,7 @@ column_stats CREATE TABLE `column_stats` (
`avg_frequency` decimal(12,4) DEFAULT NULL,
`hist_size` tinyint(3) unsigned DEFAULT NULL,
`hist_type` enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB') COLLATE utf8mb3_bin DEFAULT NULL,
`histogram` blob DEFAULT NULL,
`histogram` longblob DEFAULT NULL,
PRIMARY KEY (`db_name`,`table_name`,`column_name`)
) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Columns'
show create table index_stats;

2
mysql-test/main/system_mysql_db_fix40123.result
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@ -273,7 +273,7 @@ column_stats CREATE TABLE `column_stats` (
`avg_frequency` decimal(12,4) DEFAULT NULL,
`hist_size` tinyint(3) unsigned DEFAULT NULL,
`hist_type` enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB') COLLATE utf8mb3_bin DEFAULT NULL,
`histogram` blob DEFAULT NULL,
`histogram` longblob DEFAULT NULL,
PRIMARY KEY (`db_name`,`table_name`,`column_name`)
) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Columns'
show create table index_stats;

2
mysql-test/main/system_mysql_db_fix50030.result
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@ -277,7 +277,7 @@ column_stats CREATE TABLE `column_stats` (
`avg_frequency` decimal(12,4) DEFAULT NULL,
`hist_size` tinyint(3) unsigned DEFAULT NULL,
`hist_type` enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB') COLLATE utf8mb3_bin DEFAULT NULL,
`histogram` blob DEFAULT NULL,
`histogram` longblob DEFAULT NULL,
PRIMARY KEY (`db_name`,`table_name`,`column_name`)
) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Columns'
show create table index_stats;

2
mysql-test/main/system_mysql_db_fix50117.result
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@ -257,7 +257,7 @@ column_stats CREATE TABLE `column_stats` (
`avg_frequency` decimal(12,4) DEFAULT NULL,
`hist_size` tinyint(3) unsigned DEFAULT NULL,
`hist_type` enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB') COLLATE utf8mb3_bin DEFAULT NULL,
`histogram` blob DEFAULT NULL,
`histogram` longblob DEFAULT NULL,
PRIMARY KEY (`db_name`,`table_name`,`column_name`)
) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Columns'
show create table index_stats;

4
mysql-test/suite/funcs_1/r/is_columns_mysql.result
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@ -13,7 +13,7 @@ def mysql column_stats avg_frequency 8 NULL YES decimal NULL NULL 12 4 NULL NULL
def mysql column_stats avg_length 7 NULL YES decimal NULL NULL 12 4 NULL NULL NULL decimal(12,4) select,insert,update,references NEVER NULL
def mysql column_stats column_name 3 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_bin varchar(64) PRI select,insert,update,references NEVER NULL
def mysql column_stats db_name 1 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_bin varchar(64) PRI select,insert,update,references NEVER NULL
def mysql column_stats histogram 11 NULL YES blob 65535 65535 NULL NULL NULL NULL NULL blob select,insert,update,references NEVER NULL
def mysql column_stats histogram 11 NULL YES longblob 4294967295 4294967295 NULL NULL NULL NULL NULL longblob select,insert,update,references NEVER NULL
def mysql column_stats hist_size 9 NULL YES tinyint NULL NULL 3 0 NULL NULL NULL tinyint(3) unsigned select,insert,update,references NEVER NULL
def mysql column_stats hist_type 10 NULL YES enum 14 42 NULL NULL NULL utf8mb3 utf8mb3_bin enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB') select,insert,update,references NEVER NULL
def mysql column_stats max_value 5 NULL YES varbinary 255 255 NULL NULL NULL NULL NULL varbinary(255) select,insert,update,references NEVER NULL
@ -346,7 +346,7 @@ NULL mysql column_stats avg_length decimal NULL NULL NULL NULL decimal(12,4)
NULL mysql column_stats avg_frequency decimal NULL NULL NULL NULL decimal(12,4)
NULL mysql column_stats hist_size tinyint NULL NULL NULL NULL tinyint(3) unsigned
3.0000 mysql column_stats hist_type enum 14 42 utf8mb3 utf8mb3_bin enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB')
1.0000 mysql column_stats histogram blob 65535 65535 NULL NULL blob
1.0000 mysql column_stats histogram longblob 4294967295 4294967295 NULL NULL longblob
3.0000 mysql db Host char 255 765 utf8mb3 utf8mb3_bin char(255)
3.0000 mysql db Db char 64 192 utf8mb3 utf8mb3_bin char(64)
3.0000 mysql db User char 128 384 utf8mb3 utf8mb3_bin char(128)

4
mysql-test/suite/funcs_1/r/is_columns_mysql_embedded.result
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@ -13,7 +13,7 @@ def mysql column_stats avg_frequency 8 NULL YES decimal NULL NULL 12 4 NULL NULL
def mysql column_stats avg_length 7 NULL YES decimal NULL NULL 12 4 NULL NULL NULL decimal(12,4) NEVER NULL
def mysql column_stats column_name 3 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_bin varchar(64) PRI NEVER NULL
def mysql column_stats db_name 1 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_bin varchar(64) PRI NEVER NULL
def mysql column_stats histogram 11 NULL YES blob 65535 65535 NULL NULL NULL NULL NULL blob NEVER NULL
def mysql column_stats histogram 11 NULL YES longblob 4294967295 4294967295 NULL NULL NULL NULL NULL longblob NEVER NULL
def mysql column_stats hist_size 9 NULL YES tinyint NULL NULL 3 0 NULL NULL NULL tinyint(3) unsigned NEVER NULL
def mysql column_stats hist_type 10 NULL YES enum 14 42 NULL NULL NULL utf8mb3 utf8mb3_bin enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB') NEVER NULL
def mysql column_stats max_value 5 NULL YES varbinary 255 255 NULL NULL NULL NULL NULL varbinary(255) NEVER NULL
@ -343,7 +343,7 @@ NULL mysql column_stats avg_length decimal NULL NULL NULL NULL decimal(12,4)
NULL mysql column_stats avg_frequency decimal NULL NULL NULL NULL decimal(12,4)
NULL mysql column_stats hist_size tinyint NULL NULL NULL NULL tinyint(3) unsigned
3.0000 mysql column_stats hist_type enum 14 42 utf8mb3 utf8mb3_bin enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB')
1.0000 mysql column_stats histogram blob 65535 65535 NULL NULL blob
1.0000 mysql column_stats histogram longblob 4294967295 4294967295 NULL NULL longblob
3.0000 mysql db Host char 255 765 utf8mb3 utf8mb3_bin char(255)
3.0000 mysql db Db char 64 192 utf8mb3 utf8mb3_bin char(64)
3.0000 mysql db User char 128 384 utf8mb3 utf8mb3_bin char(128)

2
scripts/mysql_system_tables.sql
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@ -314,7 +314,7 @@ DROP TABLE tmp_proxies_priv;
CREATE TABLE IF NOT EXISTS table_stats (db_name varchar(64) NOT NULL, table_name varchar(64) NOT NULL, cardinality bigint(21) unsigned DEFAULT NULL, PRIMARY KEY (db_name,table_name) ) engine=Aria transactional=0 CHARACTER SET utf8 COLLATE utf8_bin comment='Statistics on Tables';
CREATE TABLE IF NOT EXISTS column_stats (db_name varchar(64) NOT NULL, table_name varchar(64) NOT NULL, column_name varchar(64) NOT NULL, min_value varbinary(255) DEFAULT NULL, max_value varbinary(255) DEFAULT NULL, nulls_ratio decimal(12,4) DEFAULT NULL, avg_length decimal(12,4) DEFAULT NULL, avg_frequency decimal(12,4) DEFAULT NULL, hist_size tinyint unsigned, hist_type enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB'), histogram blob, PRIMARY KEY (db_name,table_name,column_name) ) engine=Aria transactional=0 CHARACTER SET utf8 COLLATE utf8_bin comment='Statistics on Columns';
CREATE TABLE IF NOT EXISTS column_stats (db_name varchar(64) NOT NULL, table_name varchar(64) NOT NULL, column_name varchar(64) NOT NULL, min_value varbinary(255) DEFAULT NULL, max_value varbinary(255) DEFAULT NULL, nulls_ratio decimal(12,4) DEFAULT NULL, avg_length decimal(12,4) DEFAULT NULL, avg_frequency decimal(12,4) DEFAULT NULL, hist_size tinyint unsigned, hist_type enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB'), histogram longblob, PRIMARY KEY (db_name,table_name,column_name) ) engine=Aria transactional=0 CHARACTER SET utf8 COLLATE utf8_bin comment='Statistics on Columns';
CREATE TABLE IF NOT EXISTS index_stats (db_name varchar(64) NOT NULL, table_name varchar(64) NOT NULL, index_name varchar(64) NOT NULL, prefix_arity int(11) unsigned NOT NULL, avg_frequency decimal(12,4) DEFAULT NULL, PRIMARY KEY (db_name,table_name,index_name,prefix_arity) ) engine=Aria transactional=0 CHARACTER SET utf8 COLLATE utf8_bin comment='Statistics on Indexes';

2
scripts/mysql_system_tables_fix.sql
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@ -842,4 +842,4 @@ DELIMITER ;
ALTER TABLE column_stats
modify hist_type enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB'),
modify histogram blob;
modify histogram longblob;

4
sql/sql_statistics.cc
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@ -190,7 +190,7 @@ TABLE_FIELD_TYPE column_stat_fields[COLUMN_STAT_N_FIELDS] =
},
{
{ STRING_WITH_LEN("histogram") },
{ STRING_WITH_LEN("blob") },
{ STRING_WITH_LEN("longblob") },
{ NULL, 0 }
}
};
@ -2880,7 +2880,7 @@ int update_statistics_for_table(THD *thd, TABLE *table)
start_new_trans new_trans(thd);
if (open_stat_tables(thd, tables, TRUE))
if ((open_stat_tables(thd, tables, TRUE)))
DBUG_RETURN(rc);
save_binlog_format= thd->set_current_stmt_binlog_format_stmt();