Bug#28007 Wrong default value for I_S.PARTITIONS.PARTITION_COMMENT

The value of the PARTITION_COMMENT column is an empty string if there is no partition comment.
parent 4cd4a3d3
...@@ -7,9 +7,9 @@ partition x3 values in (16, 8, 5+19, 70-43) tablespace ts3); ...@@ -7,9 +7,9 @@ partition x3 values in (16, 8, 5+19, 70-43) tablespace ts3);
select * from information_schema.partitions where table_schema="test" select * from information_schema.partitions where table_schema="test"
and table_name="t1"; and table_name="t1";
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME
NULL test t1 x1 NULL 1 NULL LIST NULL b*a NULL 1 0 0 0 # 1024 0 # # NULL NULL default default ts1 NULL test t1 x1 NULL 1 NULL LIST NULL b*a NULL 1 0 0 0 # 1024 0 # # NULL NULL default ts1
NULL test t1 x2 NULL 2 NULL LIST NULL b*a NULL 3,11,5,7 0 0 0 # 1024 0 # # NULL NULL default default ts2 NULL test t1 x2 NULL 2 NULL LIST NULL b*a NULL 3,11,5,7 0 0 0 # 1024 0 # # NULL NULL default ts2
NULL test t1 x3 NULL 3 NULL LIST NULL b*a NULL 16,8,24,27 0 0 0 # 1024 0 # # NULL NULL default default ts3 NULL test t1 x3 NULL 3 NULL LIST NULL b*a NULL 16,8,24,27 0 0 0 # 1024 0 # # NULL NULL default ts3
create table t2 (a int not null,b int not null,c int not null, primary key(a,b)) create table t2 (a int not null,b int not null,c int not null, primary key(a,b))
partition by range (a) partition by range (a)
partitions 3 partitions 3
...@@ -19,27 +19,27 @@ partition x3 values less than maxvalue tablespace ts3); ...@@ -19,27 +19,27 @@ partition x3 values less than maxvalue tablespace ts3);
select * from information_schema.partitions where table_schema="test" select * from information_schema.partitions where table_schema="test"
and table_name="t2"; and table_name="t2";
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME
NULL test t2 x1 NULL 1 NULL RANGE NULL a NULL 5 0 0 0 # 1024 0 # # NULL NULL default default ts1 NULL test t2 x1 NULL 1 NULL RANGE NULL a NULL 5 0 0 0 # 1024 0 # # NULL NULL default ts1
NULL test t2 x2 NULL 2 NULL RANGE NULL a NULL 10 0 0 0 # 1024 0 # # NULL NULL default default ts2 NULL test t2 x2 NULL 2 NULL RANGE NULL a NULL 10 0 0 0 # 1024 0 # # NULL NULL default ts2
NULL test t2 x3 NULL 3 NULL RANGE NULL a NULL MAXVALUE 0 0 0 # 1024 0 # # NULL NULL default default ts3 NULL test t2 x3 NULL 3 NULL RANGE NULL a NULL MAXVALUE 0 0 0 # 1024 0 # # NULL NULL default ts3
create table t3 (f1 date) create table t3 (f1 date)
partition by hash(month(f1)) partition by hash(month(f1))
partitions 3; partitions 3;
select * from information_schema.partitions where table_schema="test" select * from information_schema.partitions where table_schema="test"
and table_name="t3"; and table_name="t3";
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME
NULL test t3 p0 NULL 1 NULL HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default default NULL NULL test t3 p0 NULL 1 NULL HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default NULL
NULL test t3 p1 NULL 2 NULL HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default default NULL NULL test t3 p1 NULL 2 NULL HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default NULL
NULL test t3 p2 NULL 3 NULL HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default default NULL NULL test t3 p2 NULL 3 NULL HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default NULL
create table t4 (f1 date, f2 int) create table t4 (f1 date, f2 int)
partition by key(f1,f2) partition by key(f1,f2)
partitions 3; partitions 3;
select * from information_schema.partitions where table_schema="test" select * from information_schema.partitions where table_schema="test"
and table_name="t4"; and table_name="t4";
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME
NULL test t4 p0 NULL 1 NULL KEY NULL f1,f2 NULL NULL 0 0 0 # 1024 0 # # NULL NULL default default NULL NULL test t4 p0 NULL 1 NULL KEY NULL f1,f2 NULL NULL 0 0 0 # 1024 0 # # NULL NULL default NULL
NULL test t4 p1 NULL 2 NULL KEY NULL f1,f2 NULL NULL 0 0 0 # 1024 0 # # NULL NULL default default NULL NULL test t4 p1 NULL 2 NULL KEY NULL f1,f2 NULL NULL 0 0 0 # 1024 0 # # NULL NULL default NULL
NULL test t4 p2 NULL 3 NULL KEY NULL f1,f2 NULL NULL 0 0 0 # 1024 0 # # NULL NULL default default NULL NULL test t4 p2 NULL 3 NULL KEY NULL f1,f2 NULL NULL 0 0 0 # 1024 0 # # NULL NULL default NULL
drop table t1,t2,t3,t4; drop table t1,t2,t3,t4;
create table t1 (a int not null,b int not null,c int not null,primary key (a,b)) create table t1 (a int not null,b int not null,c int not null,primary key (a,b))
partition by range (a) partition by range (a)
...@@ -63,14 +63,14 @@ subpartition x22 tablespace t2) ...@@ -63,14 +63,14 @@ subpartition x22 tablespace t2)
); );
select * from information_schema.partitions where table_schema="test"; select * from information_schema.partitions where table_schema="test";
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME
NULL test t1 x1 x11 1 1 RANGE HASH a a+b 1 0 0 0 # 1024 0 # # NULL NULL default default t1 NULL test t1 x1 x11 1 1 RANGE HASH a a+b 1 0 0 0 # 1024 0 # # NULL NULL default t1
NULL test t1 x1 x12 1 2 RANGE HASH a a+b 1 0 0 0 # 1024 0 # # NULL NULL default default t2 NULL test t1 x1 x12 1 2 RANGE HASH a a+b 1 0 0 0 # 1024 0 # # NULL NULL default t2
NULL test t1 x2 x21 2 1 RANGE HASH a a+b 5 0 0 0 # 1024 0 # # NULL NULL default default t1 NULL test t1 x2 x21 2 1 RANGE HASH a a+b 5 0 0 0 # 1024 0 # # NULL NULL default t1
NULL test t1 x2 x22 2 2 RANGE HASH a a+b 5 0 0 0 # 1024 0 # # NULL NULL default default t2 NULL test t1 x2 x22 2 2 RANGE HASH a a+b 5 0 0 0 # 1024 0 # # NULL NULL default t2
NULL test t2 x1 x11 1 1 RANGE KEY a a 1 0 0 0 # 1024 0 # # NULL NULL default default t1 NULL test t2 x1 x11 1 1 RANGE KEY a a 1 0 0 0 # 1024 0 # # NULL NULL default t1
NULL test t2 x1 x12 1 2 RANGE KEY a a 1 0 0 0 # 1024 0 # # NULL NULL default default t2 NULL test t2 x1 x12 1 2 RANGE KEY a a 1 0 0 0 # 1024 0 # # NULL NULL default t2
NULL test t2 x2 x21 2 1 RANGE KEY a a 5 0 0 0 # 1024 0 # # NULL NULL default default t1 NULL test t2 x2 x21 2 1 RANGE KEY a a 5 0 0 0 # 1024 0 # # NULL NULL default t1
NULL test t2 x2 x22 2 2 RANGE KEY a a 5 0 0 0 # 1024 0 # # NULL NULL default default t2 NULL test t2 x2 x22 2 2 RANGE KEY a a 5 0 0 0 # 1024 0 # # NULL NULL default t2
drop table t1,t2; drop table t1,t2;
create table t1 ( create table t1 (
a int not null, a int not null,
...@@ -88,10 +88,10 @@ subpartition x22 tablespace t2 nodegroup 1) ...@@ -88,10 +88,10 @@ subpartition x22 tablespace t2 nodegroup 1)
); );
select * from information_schema.partitions where table_schema="test"; select * from information_schema.partitions where table_schema="test";
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME
NULL test t1 x1 x11 1 1 RANGE HASH a a+b 1 0 0 0 # 1024 0 # # NULL NULL default 0 t1 NULL test t1 x1 x11 1 1 RANGE HASH a a+b 1 0 0 0 # 1024 0 # # NULL NULL 0 t1
NULL test t1 x1 x12 1 2 RANGE HASH a a+b 1 0 0 0 # 1024 0 # # NULL NULL default 1 t2 NULL test t1 x1 x12 1 2 RANGE HASH a a+b 1 0 0 0 # 1024 0 # # NULL NULL 1 t2
NULL test t1 x2 x21 2 1 RANGE HASH a a+b 5 0 0 0 # 1024 0 # # NULL NULL default 0 t1 NULL test t1 x2 x21 2 1 RANGE HASH a a+b 5 0 0 0 # 1024 0 # # NULL NULL 0 t1
NULL test t1 x2 x22 2 2 RANGE HASH a a+b 5 0 0 0 # 1024 0 # # NULL NULL default 1 t2 NULL test t1 x2 x22 2 2 RANGE HASH a a+b 5 0 0 0 # 1024 0 # # NULL NULL 1 t2
show tables; show tables;
Tables_in_test Tables_in_test
t1 t1
...@@ -107,9 +107,9 @@ partitions 3; ...@@ -107,9 +107,9 @@ partitions 3;
select * from information_schema.partitions where table_schema="test" select * from information_schema.partitions where table_schema="test"
and table_name="t1"; and table_name="t1";
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME
NULL test t1 p0 NULL 1 NULL LINEAR HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default default NULL NULL test t1 p0 NULL 1 NULL LINEAR HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default NULL
NULL test t1 p1 NULL 2 NULL LINEAR HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default default NULL NULL test t1 p1 NULL 2 NULL LINEAR HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default NULL
NULL test t1 p2 NULL 3 NULL LINEAR HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default default NULL NULL test t1 p2 NULL 3 NULL LINEAR HASH NULL month(f1) NULL NULL 0 0 0 # 1024 0 # # NULL NULL default NULL
drop table t1; drop table t1;
create table t1 (a int) create table t1 (a int)
PARTITION BY RANGE (a) PARTITION BY RANGE (a)
......
...@@ -314,11 +314,11 @@ a1 ...@@ -314,11 +314,11 @@ a1
20 20
SELECT * FROM information_schema.partitions WHERE table_name= 't1' AND partition_name = 'p0'; SELECT * FROM information_schema.partitions WHERE table_name= 't1' AND partition_name = 'p0';
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME
NULL test t1 p0 NULL 1 NULL KEY NULL NULL NULL 0 0 0 NULL 0 0 NULL NULL NULL NULL default default ts NULL test t1 p0 NULL 1 NULL KEY NULL NULL NULL 0 0 0 NULL 0 0 NULL NULL NULL NULL default ts
ALTER TABLE test.t1 ADD a2 FLOAT, ADD a3 DOUBLE; ALTER TABLE test.t1 ADD a2 FLOAT, ADD a3 DOUBLE;
SELECT * FROM information_schema.partitions WHERE table_name= 't1' AND partition_name = 'p0'; SELECT * FROM information_schema.partitions WHERE table_name= 't1' AND partition_name = 'p0';
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME
NULL test t1 p0 NULL 1 NULL KEY NULL NULL NULL 0 0 0 NULL 0 0 NULL NULL NULL NULL default default ts NULL test t1 p0 NULL 1 NULL KEY NULL NULL NULL 0 0 0 NULL 0 0 NULL NULL NULL NULL default ts
SELECT * FROM test.t1 ORDER BY a1; SELECT * FROM test.t1 ORDER BY a1;
a1 a2 a3 a1 a2 a3
1 2.2345 20000001 1 2.2345 20000001
......
This diff is collapsed.
...@@ -17,9 +17,9 @@ INSERT into t1 values (10, 1, 1); ...@@ -17,9 +17,9 @@ INSERT into t1 values (10, 1, 1);
INSERT into t1 values (15, 1, 1); INSERT into t1 values (15, 1, 1);
select * from information_schema.partitions where table_name= 't1'; select * from information_schema.partitions where table_name= 't1';
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME PARTITION_NAME SUBPARTITION_NAME PARTITION_ORDINAL_POSITION SUBPARTITION_ORDINAL_POSITION PARTITION_METHOD SUBPARTITION_METHOD PARTITION_EXPRESSION SUBPARTITION_EXPRESSION PARTITION_DESCRIPTION TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE CREATE_TIME UPDATE_TIME CHECK_TIME CHECKSUM PARTITION_COMMENT NODEGROUP TABLESPACE_NAME
NULL test t1 x1 NULL 1 NULL RANGE NULL a NULL 5 0 0 0 # 0 0 # # NULL NULL default default NULL NULL test t1 x1 NULL 1 NULL RANGE NULL a NULL 5 0 0 0 # 0 0 # # NULL NULL default NULL
NULL test t1 x2 NULL 2 NULL RANGE NULL a NULL 10 0 0 0 # 0 0 # # NULL NULL default default NULL NULL test t1 x2 NULL 2 NULL RANGE NULL a NULL 10 0 0 0 # 0 0 # # NULL NULL default NULL
NULL test t1 x3 NULL 3 NULL RANGE NULL a NULL 20 0 0 0 # 0 0 # # NULL NULL default default NULL NULL test t1 x3 NULL 3 NULL RANGE NULL a NULL 20 0 0 0 # 0 0 # # NULL NULL default NULL
select * from t1 order by a; select * from t1 order by a;
a b c a b c
1 1 1 1 1 1
......
...@@ -4044,7 +4044,7 @@ static void store_schema_partitions_record(THD *thd, TABLE *schema_table, ...@@ -4044,7 +4044,7 @@ static void store_schema_partitions_record(THD *thd, TABLE *schema_table,
table->field[22]->store(part_elem->part_comment, table->field[22]->store(part_elem->part_comment,
strlen(part_elem->part_comment), cs); strlen(part_elem->part_comment), cs);
else else
table->field[22]->store(STRING_WITH_LEN("default"), cs); table->field[22]->store(STRING_WITH_LEN(""), cs);
if (part_elem->nodegroup_id != UNDEF_NODEGROUP) if (part_elem->nodegroup_id != UNDEF_NODEGROUP)
table->field[23]->store((longlong) part_elem->nodegroup_id, TRUE); table->field[23]->store((longlong) part_elem->nodegroup_id, TRUE);
else else
......
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