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WL#2506: Information Schema tables for PARTITIONing

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added I_S 'PARTITIONS' table
This commit is contained in:
unknown
2006-01-10 19:44:04 +04:00
parent 0555413735
commit 31d3c88cae
16 changed files with 640 additions and 17 deletions
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33
sql/sql_partition.cc
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@@ -43,13 +43,18 @@
/*
Partition related functions declarations and some static constants;
*/
static const char *hash_str= "HASH";
static const char *range_str= "RANGE";
static const char *list_str= "LIST";
const LEX_STRING partition_keywords[]=
{
{ (char *) STRING_WITH_LEN("HASH") },
{ (char *) STRING_WITH_LEN("RANGE") },
{ (char *) STRING_WITH_LEN("LIST") },
{ (char *) STRING_WITH_LEN("KEY") },
{ (char *) STRING_WITH_LEN("MAXVALUE") },
{ (char *) STRING_WITH_LEN("LINEAR ") }
};
static const char *part_str= "PARTITION";
static const char *sub_str= "SUB";
static const char *by_str= "BY";
static const char *key_str= "KEY";
static const char *space_str= " ";
static const char *equal_str= "=";
static const char *end_paren_str= ")";
@@ -629,9 +634,9 @@ static bool set_up_default_partitions(partition_info *part_info,
{
const char *error_string;
if (part_info->part_type == RANGE_PARTITION)
error_string= range_str;
error_string= partition_keywords[PKW_RANGE].str;
else
error_string= list_str;
error_string= partition_keywords[PKW_LIST].str;
my_error(ER_PARTITIONS_MUST_BE_DEFINED_ERROR, MYF(0), error_string);
goto end;
}
@@ -1771,13 +1776,13 @@ bool fix_partition_func(THD *thd, const char *name, TABLE *table)
const char *error_str;
if (part_info->part_type == RANGE_PARTITION)
{
error_str= range_str;
error_str= partition_keywords[PKW_RANGE].str;
if (unlikely(check_range_constants(part_info)))
goto end;
}
else if (part_info->part_type == LIST_PARTITION)
{
error_str= list_str;
error_str= partition_keywords[PKW_LIST].str;
if (unlikely(check_list_constants(part_info)))
goto end;
}
@@ -1879,7 +1884,7 @@ static int add_part_key_word(File fptr, const char *key_string)
static int add_hash(File fptr)
{
return add_part_key_word(fptr, hash_str);
return add_part_key_word(fptr, partition_keywords[PKW_HASH].str);
}
static int add_partition(File fptr)
@@ -1911,7 +1916,7 @@ static int add_key_partition(File fptr, List<char> field_list)
uint i, no_fields;
int err;
List_iterator<char> part_it(field_list);
err= add_part_key_word(fptr, key_str);
err= add_part_key_word(fptr, partition_keywords[PKW_KEY].str);
no_fields= field_list.elements;
i= 0;
do
@@ -1993,7 +1998,7 @@ static int add_partition_values(File fptr, partition_info *part_info,
err+= add_end_parenthesis(fptr);
}
else
err+= add_string(fptr, "MAXVALUE");
err+= add_string(fptr, partition_keywords[PKW_MAXVALUE].str);
}
else if (part_info->part_type == LIST_PARTITION)
{
@@ -2081,15 +2086,15 @@ char *generate_partition_syntax(partition_info *part_info,
{
case RANGE_PARTITION:
add_default_info= TRUE;
err+= add_part_key_word(fptr, range_str);
err+= add_part_key_word(fptr, partition_keywords[PKW_RANGE].str);
break;
case LIST_PARTITION:
add_default_info= TRUE;
err+= add_part_key_word(fptr, list_str);
err+= add_part_key_word(fptr, partition_keywords[PKW_LIST].str);
break;
case HASH_PARTITION:
if (part_info->linear_hash_ind)
err+= add_string(fptr, "LINEAR ");
err+= add_string(fptr, partition_keywords[PKW_LINEAR].str);
if (part_info->list_of_part_fields)
err+= add_key_partition(fptr, part_info->part_field_list);
else