merge

2025-01-15 19:42:28 +01:00 · 2010-10-01 15:32:03 +02:00 · 2010-10-01 15:32:03 +02:00 · fbb49d80eb
commit fbb49d80eb
parent 9aa7484cfe 53fe2b31f2
10 changed files with 301 additions and 39 deletions
--- a/mysql-test/r/partition.result
+++ b/mysql-test/r/partition.result
@ -551,12 +551,12 @@ create table t1 (a bigint)
 partition by range (a)
 (partition p0 values less than (0xFFFFFFFFFFFFFFFF),
 partition p1 values less than (10));
-ERROR HY000: VALUES value must be of same type as partition function
+ERROR HY000: VALUES value for partition 'p0' must have type INT
 create table t1 (a bigint)
 partition by list (a)
 (partition p0 values in (0xFFFFFFFFFFFFFFFF),
 partition p1 values in (10));
-ERROR HY000: VALUES value must be of same type as partition function
+ERROR HY000: VALUES value for partition 'p0' must have type INT
 create table t1 (a bigint unsigned)
 partition by range (a)
 (partition p0 values less than (100),
--- a/mysql-test/r/partition_error.result
+++ b/mysql-test/r/partition_error.result
@ -1,4 +1,124 @@
-drop table if exists t1;
+drop table if exists t1, t2;
+#
+# Bug#50036: Inconsistent errors when using TIMESTAMP
+#            columns/expressions
+# 1. correct and appropriate errors in light of
+#    the fix for BUG#42849:
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY RANGE (TO_DAYS(c))
+(PARTITION p0 VALUES LESS THAN (10000),
+PARTITION p1 VALUES LESS THAN (MAXVALUE));
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE t2 (c TIMESTAMP);
+ALTER TABLE t2
+PARTITION BY RANGE (TO_DAYS(c))
+(PARTITION p0 VALUES LESS THAN (10000),
+PARTITION p1 VALUES LESS THAN (MAXVALUE));
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY RANGE COLUMNS(c)
+(PARTITION p0 VALUES LESS THAN ('2000-01-01 00:00:00'),
+PARTITION p1 VALUES LESS THAN (MAXVALUE));
+ERROR HY000: Field 'c' is of a not allowed type for this type of partitioning
+ALTER TABLE t2 PARTITION BY RANGE COLUMNS(c)
+(PARTITION p0 VALUES LESS THAN ('2000-01-01 00:00:00'),
+PARTITION p1 VALUES LESS THAN (MAXVALUE));
+ERROR HY000: Field 'c' is of a not allowed type for this type of partitioning
+DROP TABLE t2;
+# 2. These errors where questionable before the fix:
+# VALUES clause are checked first, clearified the error message.
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY RANGE (c)
+(PARTITION p0 VALUES LESS THAN ('2000-01-01 00:00:00'),
+PARTITION p1 VALUES LESS THAN (MAXVALUE));
+ERROR HY000: VALUES value for partition 'p0' must have type INT
+# TIMESTAMP is not INT (e.g. UNIX_TIMESTAMP).
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY RANGE (UNIX_TIMESTAMP(c))
+(PARTITION p0 VALUES LESS THAN ('2000-01-01 00:00:00'),
+PARTITION p1 VALUES LESS THAN (MAXVALUE));
+ERROR HY000: VALUES value for partition 'p0' must have type INT
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY RANGE (UNIX_TIMESTAMP(c))
+(PARTITION p0 VALUES LESS THAN (UNIX_TIMESTAMP('2000-01-01 00:00:00')),
+PARTITION p1 VALUES LESS THAN (MAXVALUE));
+DROP TABLE t1;
+# Changed error from ER_INCONSISTENT_TYPE_OF_FUNCTIONS_ERROR
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY HASH (c) PARTITIONS 4;
+ERROR HY000: Field 'c' is of a not allowed type for this type of partitioning
+# Added test with existing TIMESTAMP partitioning (when it was allowed).
+CREATE TABLE t1 (a TIMESTAMP)
+PARTITION BY HASH (UNIX_TIMESTAMP(a));
+INSERT INTO t1 VALUES ('2000-01-02 03:04:05');
+SELECT * FROM t1;
+a
+2000-01-02 03:04:05
+FLUSH TABLES;
+SELECT * FROM t1;
+a
+2000-01-02 03:04:05
+Warning	1486	Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+Warnings:
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `a` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+/*!50100 PARTITION BY HASH (TO_DAYS(a)) */
+INSERT INTO t1 VALUES ('2001-02-03 04:05:06');
+SELECT * FROM t1;
+a
+2000-01-02 03:04:05
+2001-02-03 04:05:06
+ALTER TABLE t1 ADD PARTITION PARTITIONS 2;
+ALTER TABLE t1
+PARTITION BY RANGE (TO_DAYS(a))
+(PARTITION p0 VALUES LESS THAN (10000),
+PARTITION p1 VALUES LESS THAN (MAXVALUE));
+ERROR HY000: Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `a` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+/*!50100 PARTITION BY HASH (TO_DAYS(a))
+PARTITIONS 3 */
+Warnings:
+Warning	1486	Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+CREATE TABLE t2 LIKE t1;
+SHOW CREATE TABLE t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `a` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+/*!50100 PARTITION BY HASH (TO_DAYS(a))
+PARTITIONS 3 */
+Warnings:
+Warning	1486	Constant, random or timezone-dependent expressions in (sub)partitioning function are not allowed
+DROP TABLE t2;
+CREATE TABLE t2 SELECT * FROM t1;
+DROP TABLE t2;
+ALTER TABLE t1 PARTITION BY HASH (UNIX_TIMESTAMP(a));
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `a` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+/*!50100 PARTITION BY HASH (UNIX_TIMESTAMP(a)) */
+ALTER TABLE t1 ADD PARTITION PARTITIONS 2;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `a` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+/*!50100 PARTITION BY HASH (UNIX_TIMESTAMP(a))
+PARTITIONS 3 */
+SELECT * FROM t1;
+a
+2000-01-02 03:04:05
+2001-02-03 04:05:06
+DROP TABLE t1;
 #
 # Bug#49161: Out of memory; restart server and try again (needed 2 bytes)
 #
@ -497,7 +617,7 @@ partition by range (a)
 partitions 2
 (partition x1 values less than (4.0) tablespace ts1,
 partition x2 values less than (8) tablespace ts2);
-ERROR HY000: VALUES value must be of same type as partition function
+ERROR HY000: VALUES value for partition 'x1' must have type INT
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@ -736,7 +856,7 @@ partition by list (a)
 partitions 2
 (partition x1 values in (4.0, 12+8),
 partition x2 values in (3, 21));
-ERROR HY000: VALUES value must be of same type as partition function
+ERROR HY000: VALUES value for partition 'x1' must have type INT
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@ -796,12 +916,12 @@ CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
 PARTITION BY RANGE (a) (
 PARTITION p VALUES LESS THAN (20080819),
 PARTITION pmax VALUES LESS THAN MAXVALUE);
-ERROR HY000: The PARTITION function returns the wrong type
+ERROR HY000: Field 'a' is of a not allowed type for this type of partitioning
 ALTER TABLE old
 PARTITION BY RANGE (a) (
 PARTITION p VALUES LESS THAN (20080819),
 PARTITION pmax VALUES LESS THAN MAXVALUE);
-ERROR HY000: The PARTITION function returns the wrong type
+ERROR HY000: Field 'a' is of a not allowed type for this type of partitioning
 CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
 PARTITION BY RANGE (a+0) (
 PARTITION p VALUES LESS THAN (20080819),
--- a/mysql-test/std_data/parts/t1TIMESTAMP.frm
+++ b/mysql-test/std_data/parts/t1TIMESTAMP.frm
--- a/mysql-test/t/partition.test
+++ b/mysql-test/t/partition.test
@ -458,12 +458,12 @@ drop table t1;
 #
 # BUG 16002: Handle unsigned integer functions properly
 #
--error ER_INCONSISTENT_TYPE_OF_FUNCTIONS_ERROR
+--error ER_VALUES_IS_NOT_INT_TYPE_ERROR
 create table t1 (a bigint)
 partition by range (a)
 (partition p0 values less than (0xFFFFFFFFFFFFFFFF),
 partition p1 values less than (10));
--error ER_INCONSISTENT_TYPE_OF_FUNCTIONS_ERROR
+--error ER_VALUES_IS_NOT_INT_TYPE_ERROR
 create table t1 (a bigint)
 partition by list (a)
 (partition p0 values in (0xFFFFFFFFFFFFFFFF),
--- a/mysql-test/t/partition_error.test
+++ b/mysql-test/t/partition_error.test
@ -5,11 +5,103 @@
 -- source include/have_partition.inc

 --disable_warnings
-drop table if exists t1;
+drop table if exists t1, t2;
 --enable_warnings

 let $MYSQLD_DATADIR= `SELECT @@datadir`;

+--echo #
+--echo # Bug#50036: Inconsistent errors when using TIMESTAMP
+--echo #            columns/expressions
+
+--echo # 1. correct and appropriate errors in light of
+--echo #    the fix for BUG#42849:
+--error ER_WRONG_EXPR_IN_PARTITION_FUNC_ERROR
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY RANGE (TO_DAYS(c))
+(PARTITION p0 VALUES LESS THAN (10000),
+ PARTITION p1 VALUES LESS THAN (MAXVALUE));
+CREATE TABLE t2 (c TIMESTAMP);
+--error ER_WRONG_EXPR_IN_PARTITION_FUNC_ERROR
+ALTER TABLE t2
+PARTITION BY RANGE (TO_DAYS(c))
+(PARTITION p0 VALUES LESS THAN (10000),
+ PARTITION p1 VALUES LESS THAN (MAXVALUE));
+
+--error ER_FIELD_TYPE_NOT_ALLOWED_AS_PARTITION_FIELD
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY RANGE COLUMNS(c)
+(PARTITION p0 VALUES LESS THAN ('2000-01-01 00:00:00'),
+ PARTITION p1 VALUES LESS THAN (MAXVALUE));
+--error ER_FIELD_TYPE_NOT_ALLOWED_AS_PARTITION_FIELD
+ALTER TABLE t2 PARTITION BY RANGE COLUMNS(c)
+(PARTITION p0 VALUES LESS THAN ('2000-01-01 00:00:00'),
+ PARTITION p1 VALUES LESS THAN (MAXVALUE));
+DROP TABLE t2;
+
+--echo # 2. These errors where questionable before the fix:
+
+--echo # VALUES clause are checked first, clearified the error message.
+--error ER_VALUES_IS_NOT_INT_TYPE_ERROR
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY RANGE (c)
+(PARTITION p0 VALUES LESS THAN ('2000-01-01 00:00:00'),
+ PARTITION p1 VALUES LESS THAN (MAXVALUE));
+
+--echo # TIMESTAMP is not INT (e.g. UNIX_TIMESTAMP).
+--error ER_VALUES_IS_NOT_INT_TYPE_ERROR
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY RANGE (UNIX_TIMESTAMP(c))
+(PARTITION p0 VALUES LESS THAN ('2000-01-01 00:00:00'),
+ PARTITION p1 VALUES LESS THAN (MAXVALUE));
+
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY RANGE (UNIX_TIMESTAMP(c))
+(PARTITION p0 VALUES LESS THAN (UNIX_TIMESTAMP('2000-01-01 00:00:00')),
+ PARTITION p1 VALUES LESS THAN (MAXVALUE));
+DROP TABLE t1;
+
+--echo # Changed error from ER_INCONSISTENT_TYPE_OF_FUNCTIONS_ERROR
+--error ER_FIELD_TYPE_NOT_ALLOWED_AS_PARTITION_FIELD
+CREATE TABLE t1 (c TIMESTAMP)
+PARTITION BY HASH (c) PARTITIONS 4;
+
+--echo # Added test with existing TIMESTAMP partitioning (when it was allowed).
+
+CREATE TABLE t1 (a TIMESTAMP)
+PARTITION BY HASH (UNIX_TIMESTAMP(a));
+INSERT INTO t1 VALUES ('2000-01-02 03:04:05');
+--sorted_result
+SELECT * FROM t1;
+FLUSH TABLES;
+--remove_file $MYSQLD_DATADIR/test/t1.frm
+--copy_file std_data/parts/t1TIMESTAMP.frm $MYSQLD_DATADIR/test/t1.frm
+--sorted_result
+SELECT * FROM t1;
+SHOW CREATE TABLE t1;
+INSERT INTO t1 VALUES ('2001-02-03 04:05:06');
+--sorted_result
+SELECT * FROM t1;
+ALTER TABLE t1 ADD PARTITION PARTITIONS 2;
+--error ER_WRONG_EXPR_IN_PARTITION_FUNC_ERROR
+ALTER TABLE t1
+PARTITION BY RANGE (TO_DAYS(a))
+(PARTITION p0 VALUES LESS THAN (10000),
+ PARTITION p1 VALUES LESS THAN (MAXVALUE));
+SHOW CREATE TABLE t1;
+CREATE TABLE t2 LIKE t1;
+SHOW CREATE TABLE t2;
+DROP TABLE t2;
+CREATE TABLE t2 SELECT * FROM t1;
+DROP TABLE t2;
+ALTER TABLE t1 PARTITION BY HASH (UNIX_TIMESTAMP(a));
+SHOW CREATE TABLE t1;
+ALTER TABLE t1 ADD PARTITION PARTITIONS 2;
+SHOW CREATE TABLE t1;
+--sorted_result
+SELECT * FROM t1;
+DROP TABLE t1;
+
 --echo #
 --echo # Bug#49161: Out of memory; restart server and try again (needed 2 bytes)
 --echo #
@ -536,7 +628,7 @@ partitions 2
 #
 # Partition by range, inconsistent partition function and constants
 #
--error ER_INCONSISTENT_TYPE_OF_FUNCTIONS_ERROR
+--error ER_VALUES_IS_NOT_INT_TYPE_ERROR
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@ -849,7 +941,7 @@ partitions 2
 #
 # Partition by list, wrong constant result type (not INT)
 #
--error ER_INCONSISTENT_TYPE_OF_FUNCTIONS_ERROR
+--error ER_VALUES_IS_NOT_INT_TYPE_ERROR
 CREATE TABLE t1 (
 a int not null,
 b int not null,
@ -939,13 +1031,13 @@ PARTITION pmax VALUES LESS THAN MAXVALUE);
 # Check that allowed arithmetic/math functions involving TIMESTAMP values result
 # in ER_PARTITION_FUNC_NOT_ALLOWED_ERROR when used as a partitioning function

--error ER_PARTITION_FUNC_NOT_ALLOWED_ERROR
+--error ER_FIELD_TYPE_NOT_ALLOWED_AS_PARTITION_FIELD
 CREATE TABLE new (a TIMESTAMP NOT NULL PRIMARY KEY)
 PARTITION BY RANGE (a) (
 PARTITION p VALUES LESS THAN (20080819),
 PARTITION pmax VALUES LESS THAN MAXVALUE);

--error ER_PARTITION_FUNC_NOT_ALLOWED_ERROR
+--error ER_FIELD_TYPE_NOT_ALLOWED_AS_PARTITION_FIELD
 ALTER TABLE old
 PARTITION BY RANGE (a) (
 PARTITION p VALUES LESS THAN (20080819),
--- a/sql/partition_info.cc
+++ b/sql/partition_info.cc
@ -742,7 +742,6 @@ bool partition_info::check_range_constants(THD *thd)
    longlong part_range_value;
    bool signed_flag= !part_expr->unsigned_flag;

-    part_result_type= INT_RESULT;
    range_int_array= (longlong*)sql_alloc(num_parts * sizeof(longlong));
    if (unlikely(range_int_array == NULL))
    {
@ -917,7 +916,6 @@ bool partition_info::check_list_constants(THD *thd)
  List_iterator<partition_element> list_func_it(partitions);
  DBUG_ENTER("partition_info::check_list_constants");

-  part_result_type= INT_RESULT;
  num_list_values= 0;
  /*
    We begin by calculating the number of list values that have been
@ -1608,6 +1606,52 @@ id_err:
  return 1;
 }

+
+/**
+  Check what kind of error to report
+
+  @param use_subpart_expr Use the subpart_expr instead of part_expr
+  @param part_str         Name of partition to report error (or NULL)
+*/
+void partition_info::report_part_expr_error(bool use_subpart_expr)
+{
+  Item *expr= part_expr;
+  DBUG_ENTER("partition_info::report_part_expr_error");
+  if (use_subpart_expr)
+    expr= subpart_expr;
+
+  if (expr->type() == Item::FIELD_ITEM)
+  {
+    partition_type type= part_type;
+    bool list_of_fields= list_of_part_fields;
+    Item_field *item_field= (Item_field*) expr;
+    /*
+      The expression consists of a single field.
+      It must be of integer type unless KEY or COLUMNS partitioning.
+    */
+    if (use_subpart_expr)
+    {
+      type= subpart_type;
+      list_of_fields= list_of_subpart_fields;
+    }
+    if (!column_list &&
+        item_field->field &&
+        item_field->field->result_type() != INT_RESULT &&
+        !(type == HASH_PARTITION && list_of_fields))
+    {
+      my_error(ER_FIELD_TYPE_NOT_ALLOWED_AS_PARTITION_FIELD, MYF(0),
+               item_field->name);
+      DBUG_VOID_RETURN;
+    }
+  }
+  if (use_subpart_expr)
+    my_error(ER_PARTITION_FUNC_NOT_ALLOWED_ERROR, MYF(0), "SUBPARTITION");
+  else
+    my_error(ER_PARTITION_FUNC_NOT_ALLOWED_ERROR, MYF(0), "PARTITION");
+  DBUG_VOID_RETURN;
+}
+ 
+
 /*
  Create a new column value in current list with maxvalue
  Called from parser
@ -1891,7 +1935,7 @@ int partition_info::reorganize_into_single_field_col_val()
  code.

  SYNOPSIS
-  fix_func_partition()
+  fix_partition_values()
  thd                             Thread object
  col_val                         Array of one value
  part_elem                       The partition instance
@ -1901,13 +1945,13 @@ int partition_info::reorganize_into_single_field_col_val()
    TRUE                     Failure
    FALSE                    Success
 */
-int partition_info::fix_func_partition(THD *thd,
-                                       part_elem_value *val,
-                                       partition_element *part_elem,
-                                       uint part_id)
+int partition_info::fix_partition_values(THD *thd,
+                                         part_elem_value *val,
+                                         partition_element *part_elem,
+                                         uint part_id)
 {
  part_column_list_val *col_val= val->col_val_array;
-  DBUG_ENTER("partition_info::fix_func_partition");
+  DBUG_ENTER("partition_info::fix_partition_values");

  if (col_val->fixed)
  {
@ -1953,7 +1997,8 @@ int partition_info::fix_func_partition(THD *thd,
    }
    else if (item_expr->result_type() != INT_RESULT)
    {
-      my_error(ER_INCONSISTENT_TYPE_OF_FUNCTIONS_ERROR, MYF(0));
+      my_error(ER_VALUES_IS_NOT_INT_TYPE_ERROR, MYF(0),
+               part_elem->partition_name);
      DBUG_RETURN(TRUE);
    }
    if (part_type == RANGE_PARTITION)
@ -2168,7 +2213,7 @@ int partition_info::fix_parser_data(THD *thd)
      }
      else
      {
-        if (fix_func_partition(thd, val, part_elem, i))
+        if (fix_partition_values(thd, val, part_elem, i))
        {
          DBUG_RETURN(TRUE);
        }
--- a/sql/partition_info.h
+++ b/sql/partition_info.h
@ -166,7 +166,6 @@ public:
  key_map some_fields_in_PF;

  handlerton *default_engine_type;
-  Item_result part_result_type;
  partition_type part_type;
  partition_type subpart_type;

@ -226,7 +225,6 @@ public:
    curr_part_elem(NULL), current_partition(NULL),
    curr_list_object(0), num_columns(0),
    default_engine_type(NULL),
-    part_result_type(INT_RESULT),
    part_type(NOT_A_PARTITION), subpart_type(NOT_A_PARTITION),
    part_info_len(0),
    part_func_len(0), subpart_func_len(0),
@ -279,10 +277,10 @@ public:
  void print_no_partition_found(TABLE *table);
  void print_debug(const char *str, uint*);
  Item* get_column_item(Item *item, Field *field);
-  int fix_func_partition(THD *thd,
-                         part_elem_value *val,
-                         partition_element *part_elem,
-                         uint part_id);
+  int fix_partition_values(THD *thd,
+                           part_elem_value *val,
+                           partition_element *part_elem,
+                           uint part_id);
  bool fix_column_value_functions(THD *thd,
                                  part_elem_value *val,
                                  uint part_id);
@ -299,6 +297,7 @@ public:
  bool init_column_part();
  bool add_column_list_value(THD *thd, Item *item);
  void set_show_version_string(String *packet);
+  void report_part_expr_error(bool use_subpart_expr);
 private:
  static int list_part_cmp(const void* a, const void* b);
  bool set_up_default_partitions(handler *file, HA_CREATE_INFO *info,
--- a/sql/share/errmsg-utf8.txt
+++ b/sql/share/errmsg-utf8.txt
@ -6346,3 +6346,7 @@ ER_STORED_FUNCTION_PREVENTS_SWITCH_SQL_LOG_BIN
 ER_FAILED_READ_FROM_PAR_FILE
  eng "Failed to read from the .par file"
  swe "Misslyckades läsa från .par filen"
+
+ER_VALUES_IS_NOT_INT_TYPE_ERROR
+  eng "VALUES value for partition '%-.64s' must have type INT"
+  swe "Värden i VALUES för partition '%-.64s' måste ha typen INT"
--- a/sql/sql_partition.cc
+++ b/sql/sql_partition.cc
@ -1762,8 +1762,7 @@ bool fix_partition_func(THD *thd, TABLE *table,
        goto end;
      if (unlikely(part_info->subpart_expr->result_type() != INT_RESULT))
      {
-        my_error(ER_PARTITION_FUNCTION_IS_NOT_ALLOWED, MYF(0),
-                 subpart_str);
+        part_info->report_part_expr_error(TRUE);
        goto end;
      }
    }
@ -1790,10 +1789,9 @@ bool fix_partition_func(THD *thd, TABLE *table,
        goto end;
      if (unlikely(part_info->part_expr->result_type() != INT_RESULT))
      {
-        my_error(ER_PARTITION_FUNCTION_IS_NOT_ALLOWED, MYF(0), part_str);
+        part_info->report_part_expr_error(FALSE);
        goto end;
      }
-      part_info->part_result_type= INT_RESULT;
    }
    part_info->fixed= TRUE;
  }
@ -1839,18 +1837,22 @@ bool fix_partition_func(THD *thd, TABLE *table,
    if (unlikely(!part_info->column_list &&
                  part_info->part_expr->result_type() != INT_RESULT))
    {
-      my_error(ER_PARTITION_FUNC_NOT_ALLOWED_ERROR, MYF(0), part_str);
+      part_info->report_part_expr_error(FALSE);
      goto end;
    }
  }
  if (((part_info->part_type != HASH_PARTITION ||
-      part_info->list_of_part_fields == FALSE) &&
-      (!part_info->column_list &&
-      check_part_func_fields(part_info->part_field_array, TRUE))) ||
+        part_info->list_of_part_fields == FALSE) &&
+       !part_info->column_list &&
+       check_part_func_fields(part_info->part_field_array, TRUE)) ||
      (part_info->list_of_subpart_fields == FALSE &&
       part_info->is_sub_partitioned() &&
       check_part_func_fields(part_info->subpart_field_array, TRUE)))
  {
+    /*
+      Range/List/HASH (but not KEY) and not COLUMNS or HASH subpartitioning
+      with columns in the partitioning expression using unallowed charset.
+    */
    my_error(ER_PARTITION_FUNCTION_IS_NOT_ALLOWED, MYF(0));
    goto end;
  }
--- a/sql/sql_yacc.yy
+++ b/sql/sql_yacc.yy
@ -4814,7 +4814,7 @@ part_value_expr_item:

            if (!lex->safe_to_cache_query)
            {
-              my_error(ER_PARTITION_FUNCTION_IS_NOT_ALLOWED, MYF(0));
+              my_parse_error(ER(ER_WRONG_EXPR_IN_PARTITION_FUNC_ERROR));
              MYSQL_YYABORT;
            }
            if (part_info->add_column_list_value(YYTHD, part_expr))