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#ifndef SQL_DEBUG_INCLUDED
#define SQL_DEBUG_INCLUDED
/*
Copyright (c) 2022, MariaDB
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; version 2 of
the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA
*/
class Debug_key: public String
{
public:
Debug_key() = default;
void print(THD *thd) const
{
push_warning_printf(thd, Sql_condition::WARN_LEVEL_NOTE,
ER_UNKNOWN_ERROR, "DBUG: %.*s", length(), ptr());
}
bool append_key_type(ha_base_keytype type)
{
static LEX_CSTRING names[20]=
{
{STRING_WITH_LEN("END")},
{STRING_WITH_LEN("TEXT")},
{STRING_WITH_LEN("BINARY")},
{STRING_WITH_LEN("SHORT_INT")},
{STRING_WITH_LEN("LONG_INT")},
{STRING_WITH_LEN("FLOAT")},
{STRING_WITH_LEN("DOUBLE")},
{STRING_WITH_LEN("NUM")},
{STRING_WITH_LEN("USHORT_INT")},
{STRING_WITH_LEN("ULONG_INT")},
{STRING_WITH_LEN("LONGLONG")},
{STRING_WITH_LEN("ULONGLONG")},
{STRING_WITH_LEN("INT24")},
{STRING_WITH_LEN("UINT24")},
{STRING_WITH_LEN("INT8")},
{STRING_WITH_LEN("VARTEXT1")},
{STRING_WITH_LEN("VARBINARY1")},
{STRING_WITH_LEN("VARTEXT2")},
{STRING_WITH_LEN("VARBINARY2")},
{STRING_WITH_LEN("BIT")}
};
if ((uint) type >= array_elements(names))
return append(STRING_WITH_LEN("???"));
return append(names[(uint) type]);
}
bool append_KEY_flag_names(ulong flags)
{
static LEX_CSTRING names[17]=
{
{STRING_WITH_LEN("HA_NOSAME")}, // 1
{STRING_WITH_LEN("HA_PACK_KEY")}, // 2; also in HA_KEYSEG
{STRING_WITH_LEN("HA_SPACE_PACK_USED")}, // 4
{STRING_WITH_LEN("HA_VAR_LENGTH_KEY")}, // 8
{STRING_WITH_LEN("HA_AUTO_KEY")}, // 16
{STRING_WITH_LEN("HA_BINARY_PACK_KEY")}, // 32
{STRING_WITH_LEN("HA_NULL_PART_KEY")}, // 64
{STRING_WITH_LEN("HA_FULLTEXT")}, // 128
{STRING_WITH_LEN("HA_UNIQUE_CHECK")}, // 256
{STRING_WITH_LEN("HA_SORT_ALLOWS_SAME")}, // 512
{STRING_WITH_LEN("HA_SPATIAL")}, // 1024
{STRING_WITH_LEN("HA_NULL_ARE_EQUAL")}, // 2048
{STRING_WITH_LEN("HA_USES_COMMENT")}, // 4096
{STRING_WITH_LEN("HA_GENERATED_KEY")}, // 8192
{STRING_WITH_LEN("HA_USES_PARSER")}, // 16384
{STRING_WITH_LEN("HA_USES_BLOCK_SIZE")}, // 32768
{STRING_WITH_LEN("HA_KEY_HAS_PART_KEY_SEG")}// 65536
};
return append_flag32_names((uint) flags, names, array_elements(names));
}
bool append_HA_KEYSEG_flag_names(uint32 flags)
{
static LEX_CSTRING names[]=
{
{STRING_WITH_LEN("HA_SPACE_PACK")}, // 1
{STRING_WITH_LEN("HA_PACK_KEY")}, // 2; also in KEY/MI/KEY_DEF
{STRING_WITH_LEN("HA_PART_KEY_SEG")}, // 4
{STRING_WITH_LEN("HA_VAR_LENGTH_PART")}, // 8
{STRING_WITH_LEN("HA_NULL_PART")}, // 16
{STRING_WITH_LEN("HA_BLOB_PART")}, // 32
{STRING_WITH_LEN("HA_SWAP_KEY")}, // 64
{STRING_WITH_LEN("HA_REVERSE_SORT")}, // 128
{STRING_WITH_LEN("HA_NO_SORT")}, // 256
{STRING_WITH_LEN("??? 512 ???")}, // 512
{STRING_WITH_LEN("HA_BIT_PART")}, // 1024
{STRING_WITH_LEN("HA_CAN_MEMCMP")} // 2048
};
return append_flag32_names(flags, names, array_elements(names));
}
bool append_HA_KEYSEG_type(ha_base_keytype type)
{
return append_ulonglong(type) ||
append(' ') ||
append_key_type(type);
}
bool append_HA_KEYSEG_flags(uint32 flags)
{
return append_hex_uint32(flags) ||
append(' ') ||
append_HA_KEYSEG_flag_names(flags);
}
bool append_key(const LEX_CSTRING &name, uint32 flags)
{
return
append_name_value(Lex_cstring(STRING_WITH_LEN("name")), name, '`') ||
append(Lex_cstring(STRING_WITH_LEN(" flags="))) ||
append_hex_uint32(flags) ||
append(' ') ||
append_KEY_flag_names(flags);
}
bool append_KEY(const KEY &key)
{
return append_key(key.name, key.flags);
}
static void print_keysegs(THD *thd, const HA_KEYSEG *seg, uint count)
{
for (uint i= 0; i < count; i++)
{
Debug_key tmp;
if (!tmp.append(Lex_cstring(STRING_WITH_LEN(" seg["))) &&
!tmp.append_ulonglong(i) &&
!tmp.append(Lex_cstring(STRING_WITH_LEN("].type="))) &&
!tmp.append_HA_KEYSEG_type((ha_base_keytype) seg[i].type))
tmp.print(thd);
tmp.length(0);
if (!tmp.append(Lex_cstring(STRING_WITH_LEN(" seg["))) &&
!tmp.append_ulonglong(i) &&
!tmp.append(Lex_cstring(STRING_WITH_LEN("].flag="))) &&
!tmp.append_HA_KEYSEG_flags(seg[i].flag))
tmp.print(thd);
}
}
static void print_keys(THD *thd, const char *where,
const KEY *keys, uint key_count)
{
for (uint i= 0; i < key_count; i++)
{
Debug_key tmp;
if (!tmp.append(where, strlen(where)) && !tmp.append_KEY(keys[i]))
tmp.print(thd);
}
}
};
#endif // SQL_DEBUG_INCLUDED
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