Commit 5e2babfe authored by unknown's avatar unknown
Browse files

Merge bk-internal:/home/bk/mysql-5.1-new-maint

into  maint1.mysql.com:/data/localhome/tsmith/bk/mrg51-c

parents a4f66037 f87df4cc
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+2 −2
Original line number Diff line number Diff line
@@ -4,8 +4,8 @@
# forget to close its tables.

# Can be run with statement-based but no interest (and long test)
source include/have_binlog_format_row.inc;
source include/master-slave.inc;
--source include/have_binlog_format_row.inc
--source include/master-slave.inc

connection master;
create table t1 (a int not null auto_increment primary key, b int, key(b));
+85 −95
Original line number Diff line number Diff line
@@ -364,6 +364,12 @@ static HASH federated_open_tables; // To track open tables
pthread_mutex_t federated_mutex;                // To init the hash
static int federated_init= FALSE;               // Checking the state of hash

/* Variables used when chopping off trailing characters */
static const uint sizeof_trailing_comma= sizeof(", ") - 1;
static const uint sizeof_trailing_closeparen= sizeof(") ") - 1;
static const uint sizeof_trailing_and= sizeof(" AND ") - 1;
static const uint sizeof_trailing_where= sizeof(" WHERE ") - 1;

/* Static declaration for handerton */
static handler *federated_create_handler(TABLE_SHARE *table,
                                         MEM_ROOT *mem_root);
@@ -526,19 +532,14 @@ static int check_foreign_data_source(FEDERATED_SHARE *share,

      the query will be: SELECT * FROM `tablename` WHERE 1=0
    */
    query.append(FEDERATED_SELECT);
    query.append(FEDERATED_STAR);
    query.append(FEDERATED_FROM);
    query.append(FEDERATED_BTICK);
    query.append(STRING_WITH_LEN("SELECT * FROM `"));
    escaped_table_name_length=
      escape_string_for_mysql(&my_charset_bin, (char*)escaped_table_name,
                            sizeof(escaped_table_name),
                            share->table_name,
                            share->table_name_length);
    query.append(escaped_table_name, escaped_table_name_length);
    query.append(FEDERATED_BTICK);
    query.append(FEDERATED_WHERE);
    query.append(FEDERATED_FALSE);
    query.append(STRING_WITH_LEN("` WHERE 1=0"));

    if (mysql_real_query(mysql, query.ptr(), query.length()))
    {
@@ -801,9 +802,9 @@ uint ha_federated::convert_row_to_internal_format(byte *record,
static bool emit_key_part_name(String *to, KEY_PART_INFO *part)
{
  DBUG_ENTER("emit_key_part_name");
  if (to->append(FEDERATED_BTICK) ||
  if (to->append(STRING_WITH_LEN("`")) ||
      to->append(part->field->field_name) ||
      to->append(FEDERATED_BTICK))
      to->append(STRING_WITH_LEN("`")))
    DBUG_RETURN(1);                           // Out of memory
  DBUG_RETURN(0);
}
@@ -815,7 +816,7 @@ static bool emit_key_part_element(String *to, KEY_PART_INFO *part,
  Field *field= part->field;
  DBUG_ENTER("emit_key_part_element");

  if (needs_quotes && to->append(FEDERATED_SQUOTE))
  if (needs_quotes && to->append(STRING_WITH_LEN("'")))
    DBUG_RETURN(1);

  if (part->type == HA_KEYTYPE_BIT)
@@ -862,10 +863,10 @@ static bool emit_key_part_element(String *to, KEY_PART_INFO *part,
      DBUG_RETURN(1);
  }

  if (is_like && to->append(FEDERATED_PERCENT))
  if (is_like && to->append(STRING_WITH_LEN("%")))
    DBUG_RETURN(1);

  if (needs_quotes && to->append(FEDERATED_SQUOTE))
  if (needs_quotes && to->append(STRING_WITH_LEN("'")))
    DBUG_RETURN(1);

  DBUG_RETURN(0);
@@ -1141,9 +1142,9 @@ bool ha_federated::create_where_from_key(String *to,
    if (both_not_null)
    {
      if (i > 0)
        tmp.append(FEDERATED_CONJUNCTION);
        tmp.append(STRING_WITH_LEN(") AND ("));
      else
        tmp.append(FEDERATED_OPENPAREN);
        tmp.append(STRING_WITH_LEN(" ("));
    }

    for (key_part= key_info->key_part,
@@ -1164,13 +1165,13 @@ bool ha_federated::create_where_from_key(String *to,
        if (*ptr++)
        {
          if (emit_key_part_name(&tmp, key_part) ||
              tmp.append(FEDERATED_ISNULL))
              tmp.append(STRING_WITH_LEN(" IS NULL ")))
            goto err;
          continue;
        }
      }

      if (tmp.append(FEDERATED_OPENPAREN))
      if (tmp.append(STRING_WITH_LEN(" (")))
        goto err;

      switch (ranges[i]->flag) {
@@ -1186,12 +1187,12 @@ bool ha_federated::create_where_from_key(String *to,

          if (records_in_range)
          {
            if (tmp.append(FEDERATED_GE))
            if (tmp.append(STRING_WITH_LEN(" >= ")))
              goto err;
          }
          else
          {
            if (tmp.append(FEDERATED_EQ))
            if (tmp.append(STRING_WITH_LEN(" = ")))
              goto err;
          }

@@ -1203,7 +1204,7 @@ bool ha_federated::create_where_from_key(String *to,
        {
          /* LIKE */
          if (emit_key_part_name(&tmp, key_part) ||
              tmp.append(FEDERATED_LIKE) ||
              tmp.append(STRING_WITH_LEN(" LIKE ")) ||
              emit_key_part_element(&tmp, key_part, needs_quotes, 1, ptr,
                                    part_length))
            goto err;
@@ -1224,12 +1225,12 @@ bool ha_federated::create_where_from_key(String *to,

          if (i > 0) /* end key */
          {
            if (tmp.append(FEDERATED_LE))
            if (tmp.append(STRING_WITH_LEN(" <= ")))
              goto err;
          }
          else /* start key */
          {
            if (tmp.append(FEDERATED_GT))
            if (tmp.append(STRING_WITH_LEN(" > ")))
              goto err;
          }

@@ -1243,7 +1244,7 @@ bool ha_federated::create_where_from_key(String *to,
      case HA_READ_KEY_OR_NEXT:
        DBUG_PRINT("info", ("federated HA_READ_KEY_OR_NEXT %d", i));
        if (emit_key_part_name(&tmp, key_part) ||
            tmp.append(FEDERATED_GE) ||
            tmp.append(STRING_WITH_LEN(" >= ")) ||
            emit_key_part_element(&tmp, key_part, needs_quotes, 0, ptr,
              part_length))
          goto err;
@@ -1253,7 +1254,7 @@ bool ha_federated::create_where_from_key(String *to,
        if (store_length >= length)
        {
          if (emit_key_part_name(&tmp, key_part) ||
              tmp.append(FEDERATED_LT) ||
              tmp.append(STRING_WITH_LEN(" < ")) ||
              emit_key_part_element(&tmp, key_part, needs_quotes, 0, ptr,
                                    part_length))
            goto err;
@@ -1262,7 +1263,7 @@ bool ha_federated::create_where_from_key(String *to,
      case HA_READ_KEY_OR_PREV:
        DBUG_PRINT("info", ("federated HA_READ_KEY_OR_PREV %d", i));
        if (emit_key_part_name(&tmp, key_part) ||
            tmp.append(FEDERATED_LE) ||
            tmp.append(STRING_WITH_LEN(" <= ")) ||
            emit_key_part_element(&tmp, key_part, needs_quotes, 0, ptr,
                                  part_length))
          goto err;
@@ -1271,7 +1272,7 @@ bool ha_federated::create_where_from_key(String *to,
        DBUG_PRINT("info",("cannot handle flag %d", ranges[i]->flag));
        goto err;
      }
      if (tmp.append(FEDERATED_CLOSEPAREN))
      if (tmp.append(STRING_WITH_LEN(") ")))
        goto err;

next_loop:
@@ -1281,7 +1282,7 @@ bool ha_federated::create_where_from_key(String *to,
      DBUG_ASSERT(remainder > 1);
      length-= store_length;
      ptr+= store_length;
      if (tmp.append(FEDERATED_AND))
      if (tmp.append(STRING_WITH_LEN(" AND ")))
        goto err;

      DBUG_PRINT("info",
@@ -1292,10 +1293,10 @@ bool ha_federated::create_where_from_key(String *to,
  dbug_tmp_restore_column_map(table->write_set, old_map);

  if (both_not_null)
    if (tmp.append(FEDERATED_CLOSEPAREN))
    if (tmp.append(STRING_WITH_LEN(") ")))
      DBUG_RETURN(1);

  if (to->append(FEDERATED_WHERE))
  if (to->append(STRING_WITH_LEN(" WHERE ")))
    DBUG_RETURN(1);

  if (to->append(tmp))
@@ -1339,17 +1340,17 @@ static FEDERATED_SHARE *get_share(const char *table_name, TABLE *table)
                                               connect_string_length)))
  {
    query.set_charset(system_charset_info);
    query.append(FEDERATED_SELECT);
    query.append(STRING_WITH_LEN("SELECT "));
    for (field= table->field; *field; field++)
    {
      query.append(FEDERATED_BTICK);
      query.append(STRING_WITH_LEN("`"));
      query.append((*field)->field_name);
      query.append(FEDERATED_BTICK);
      query.append(FEDERATED_COMMA);
      query.append(STRING_WITH_LEN("`, "));
    }
    query.length(query.length()- FEDERATED_COMMA_LEN);
    query.append(FEDERATED_FROM);
    query.append(FEDERATED_BTICK);
    /* chops off trailing comma */
    query.length(query.length() - sizeof_trailing_comma);

    query.append(STRING_WITH_LEN(" FROM `"));

    if (!(share= (FEDERATED_SHARE *)
          my_multi_malloc(MYF(MY_WME),
@@ -1364,7 +1365,7 @@ static FEDERATED_SHARE *get_share(const char *table_name, TABLE *table)
    share->table_name_length= strlen(share->table_name);
    /* TODO: share->table_name to LEX_STRING object */
    query.append(share->table_name, share->table_name_length);
    query.append(FEDERATED_BTICK);
    query.append(STRING_WITH_LEN("`"));
    share->select_query= select_query;
    strmov(share->select_query, query.ptr());
    share->use_count= 0;
@@ -1608,14 +1609,11 @@ int ha_federated::write_row(byte *buf)
  /*
    start both our field and field values strings
  */
  insert_string.append(FEDERATED_INSERT);
  insert_string.append(FEDERATED_BTICK);
  insert_string.append(STRING_WITH_LEN("INSERT `"));
  insert_string.append(share->table_name, share->table_name_length);
  insert_string.append(FEDERATED_BTICK);
  insert_string.append(FEDERATED_OPENPAREN);
  insert_string.append(STRING_WITH_LEN("` ("));

  values_string.append(FEDERATED_VALUES);
  values_string.append(FEDERATED_OPENPAREN);
  values_string.append(STRING_WITH_LEN(" VALUES ("));

  /*
    loop through the field pointer array, add any fields to both the values
@@ -1636,7 +1634,7 @@ int ha_federated::write_row(byte *buf)
      has_fields= TRUE;

      if ((*field)->is_null())
        insert_field_value_string.append(FEDERATED_NULL);
        insert_field_value_string.append(STRING_WITH_LEN(" NULL "));
      else
      {
        (*field)->val_str(&insert_field_value_string);
@@ -1656,8 +1654,8 @@ int ha_federated::write_row(byte *buf)
        make the following appends conditional as we don't know if the
        next field is in the write set
      */
      insert_string.append(FEDERATED_COMMA);
      values_string.append(FEDERATED_COMMA);
      insert_string.append(STRING_WITH_LEN(", "));
      values_string.append(STRING_WITH_LEN(", "));
    }
  }
  dbug_tmp_restore_column_map(table->read_set, old_map);
@@ -1669,16 +1667,18 @@ int ha_federated::write_row(byte *buf)
  */
  if (has_fields)
  {
    /* chops off leading commas */
    insert_string.length(insert_string.length() - FEDERATED_COMMA_LEN);
    values_string.length(values_string.length() - FEDERATED_COMMA_LEN);
    insert_string.append(FEDERATED_CLOSEPAREN);
    /* chops off trailing commas */
    insert_string.length(insert_string.length() - sizeof_trailing_comma);
    values_string.length(values_string.length() - sizeof_trailing_comma);
    insert_string.append(STRING_WITH_LEN(") "));
  }
  else
    insert_string.length(insert_string.length() - FEDERATED_CLOSEPAREN_LEN);
  {
    /* chops off trailing ) */
    insert_string.length(insert_string.length() - sizeof_trailing_closeparen);
  }

  /* we always want to append this, even if there aren't any fields */
  values_string.append(FEDERATED_CLOSEPAREN);
  values_string.append(STRING_WITH_LEN(") "));

  /* add the values */
  insert_string.append(values_string);
@@ -1726,10 +1726,9 @@ int ha_federated::optimize(THD* thd, HA_CHECK_OPT* check_opt)
  query.length(0);

  query.set_charset(system_charset_info);
  query.append(FEDERATED_OPTIMIZE);
  query.append(FEDERATED_BTICK);
  query.append(STRING_WITH_LEN("OPTIMIZE TABLE `"));
  query.append(share->table_name, share->table_name_length);
  query.append(FEDERATED_BTICK);
  query.append(STRING_WITH_LEN("`"));

  if (mysql_real_query(mysql, query.ptr(), query.length()))
  {
@@ -1749,16 +1748,15 @@ int ha_federated::repair(THD* thd, HA_CHECK_OPT* check_opt)
  query.length(0);

  query.set_charset(system_charset_info);
  query.append(FEDERATED_REPAIR);
  query.append(FEDERATED_BTICK);
  query.append(STRING_WITH_LEN("REPAIR TABLE `"));
  query.append(share->table_name, share->table_name_length);
  query.append(FEDERATED_BTICK);
  query.append(STRING_WITH_LEN("`"));
  if (check_opt->flags & T_QUICK)
    query.append(FEDERATED_QUICK);
    query.append(STRING_WITH_LEN(" QUICK"));
  if (check_opt->flags & T_EXTEND)
    query.append(FEDERATED_EXTENDED);
    query.append(STRING_WITH_LEN(" EXTENDED"));
  if (check_opt->sql_flags & TT_USEFRM)
    query.append(FEDERATED_USE_FRM);
    query.append(STRING_WITH_LEN(" USE_FRM"));

  if (mysql_real_query(mysql, query.ptr(), query.length()))
  {
@@ -1827,11 +1825,9 @@ int ha_federated::update_row(const byte *old_data, byte *new_data)
  update_string.length(0);
  where_string.length(0);

  update_string.append(FEDERATED_UPDATE);
  update_string.append(FEDERATED_BTICK);
  update_string.append(STRING_WITH_LEN("UPDATE `"));
  update_string.append(share->table_name);
  update_string.append(FEDERATED_BTICK);
  update_string.append(FEDERATED_SET);
  update_string.append(STRING_WITH_LEN("` SET "));

  /*
    In this loop, we want to match column names to values being inserted
@@ -1848,10 +1844,10 @@ int ha_federated::update_row(const byte *old_data, byte *new_data)
    if (bitmap_is_set(table->write_set, (*field)->field_index))
    {
      update_string.append((*field)->field_name);
      update_string.append(FEDERATED_EQ);
      update_string.append(STRING_WITH_LEN("="));

      if ((*field)->is_null())
        update_string.append(FEDERATED_NULL);
        update_string.append(STRING_WITH_LEN(" NULL "));
      else
      {
        my_bitmap_map *old_map= tmp_use_all_columns(table, table->read_set);
@@ -1862,33 +1858,34 @@ int ha_federated::update_row(const byte *old_data, byte *new_data)
        field_value.length(0);
        tmp_restore_column_map(table->read_set, old_map);
      }
      update_string.append(FEDERATED_COMMA);
      update_string.append(STRING_WITH_LEN(", "));
    }

    if (bitmap_is_set(table->read_set, (*field)->field_index))
    {
      where_string.append((*field)->field_name);
      if (field_in_record_is_null(table, *field, (char*) old_data))
        where_string.append(FEDERATED_ISNULL);
        where_string.append(STRING_WITH_LEN(" IS NULL "));
      else
      {
        where_string.append(FEDERATED_EQ);
        where_string.append(STRING_WITH_LEN(" = "));
        (*field)->val_str(&field_value,
                          (char*) (old_data + (*field)->offset()));
        (*field)->quote_data(&field_value);
        where_string.append(field_value);
        field_value.length(0);
      }
      where_string.append(FEDERATED_AND);
      where_string.append(STRING_WITH_LEN(" AND "));
    }
  }

  /* Remove last ', '. This works as there must be at least on updated field */
  update_string.length(update_string.length() - FEDERATED_COMMA_LEN);
  update_string.length(update_string.length() - sizeof_trailing_comma);
  if (where_string.length())
  {
    where_string.length(where_string.length() - FEDERATED_AND_LEN);
    update_string.append(FEDERATED_WHERE);
    /* chop off trailing AND */
    where_string.length(where_string.length() - sizeof_trailing_and);
    update_string.append(STRING_WITH_LEN(" WHERE "));
    update_string.append(where_string);
  }

@@ -1897,7 +1894,7 @@ int ha_federated::update_row(const byte *old_data, byte *new_data)
    update multiple rows. We want to make sure to only update one!
  */
  if (!has_a_primary_key)
    update_string.append(FEDERATED_LIMIT1);
    update_string.append(STRING_WITH_LEN(" LIMIT 1"));

  if (mysql_real_query(mysql, update_string.ptr(), update_string.length()))
  {
@@ -1931,12 +1928,9 @@ int ha_federated::delete_row(const byte *buf)
  DBUG_ENTER("ha_federated::delete_row");

  delete_string.length(0);
  delete_string.append(FEDERATED_DELETE);
  delete_string.append(FEDERATED_FROM);
  delete_string.append(FEDERATED_BTICK);
  delete_string.append(STRING_WITH_LEN("DELETE FROM `"));
  delete_string.append(share->table_name);
  delete_string.append(FEDERATED_BTICK);
  delete_string.append(FEDERATED_WHERE);
  delete_string.append(STRING_WITH_LEN("` WHERE "));

  for (Field **field= table->field; *field; field++)
  {
@@ -1948,26 +1942,25 @@ int ha_federated::delete_row(const byte *buf)
      delete_string.append(cur_field->field_name);
      if (cur_field->is_null())
      {
        delete_string.append(FEDERATED_IS);
        delete_string.append(FEDERATED_NULL);
        delete_string.append(STRING_WITH_LEN(" IS NULL "));
      }
      else
      {
        delete_string.append(FEDERATED_EQ);
        delete_string.append(STRING_WITH_LEN(" = "));
        cur_field->val_str(&data_string);
        cur_field->quote_data(&data_string);
        delete_string.append(data_string);
      }
      delete_string.append(FEDERATED_AND);
      delete_string.append(STRING_WITH_LEN(" AND "));
    }
  }

  // Remove trailing AND
  delete_string.length(delete_string.length() - FEDERATED_AND_LEN);
  delete_string.length(delete_string.length() - sizeof_trailing_and);
  if (!found)
    delete_string.length(delete_string.length() - FEDERATED_WHERE_LEN);
    delete_string.length(delete_string.length() - sizeof_trailing_where);

  delete_string.append(FEDERATED_LIMIT1);
  delete_string.append(STRING_WITH_LEN(" LIMIT 1"));
  DBUG_PRINT("info",
             ("Delete sql: %s", delete_string.c_ptr_quick()));
  if (mysql_real_query(mysql, delete_string.ptr(), delete_string.length()))
@@ -2463,15 +2456,13 @@ void ha_federated::info(uint flag)
  if (flag & (HA_STATUS_VARIABLE | HA_STATUS_CONST))
  {
    status_query_string.length(0);
    status_query_string.append(FEDERATED_INFO);
    status_query_string.append(FEDERATED_SQUOTE);

    status_query_string.append(STRING_WITH_LEN("SHOW TABLE STATUS LIKE '"));
    escape_string_for_mysql(&my_charset_bin, (char *)escaped_table_name,
                            sizeof(escaped_table_name),
                            share->table_name,
                            share->table_name_length);
    status_query_string.append(escaped_table_name);
    status_query_string.append(FEDERATED_SQUOTE);
    status_query_string.append(STRING_WITH_LEN("'"));

    if (mysql_real_query(mysql, status_query_string.ptr(),
                         status_query_string.length()))
@@ -2563,10 +2554,9 @@ int ha_federated::delete_all_rows()
  query.length(0);

  query.set_charset(system_charset_info);
  query.append(FEDERATED_TRUNCATE);
  query.append(FEDERATED_BTICK);
  query.append(STRING_WITH_LEN("TRUNCATE `"));
  query.append(share->table_name);
  query.append(FEDERATED_BTICK);
  query.append(STRING_WITH_LEN("`"));

  /*
    TRUNCATE won't return anything in mysql_affected_rows
+0 −79
Original line number Diff line number Diff line
@@ -38,85 +38,6 @@
#define FEDERATED_QUERY_BUFFER_SIZE STRING_BUFFER_USUAL_SIZE * 5
#define FEDERATED_RECORDS_IN_RANGE 2

#define FEDERATED_INFO " SHOW TABLE STATUS LIKE "
#define FEDERATED_INFO_LEN (sizeof(FEDERATED_INFO) -1)
#define FEDERATED_SELECT "SELECT "
#define FEDERATED_SELECT_LEN (sizeof(FEDERATED_SELECT) -1)
#define FEDERATED_WHERE " WHERE "
#define FEDERATED_WHERE_LEN (sizeof(FEDERATED_WHERE) -1)
#define FEDERATED_FROM " FROM "
#define FEDERATED_FROM_LEN (sizeof(FEDERATED_FROM) -1)
#define FEDERATED_PERCENT "%"
#define FEDERATED_PERCENT_LEN (sizeof(FEDERATED_PERCENT) -1)
#define FEDERATED_IS " IS "
#define FEDERATED_IS_LEN (sizeof(FEDERATED_IS) -1)
#define FEDERATED_NULL " NULL "
#define FEDERATED_NULL_LEN (sizeof(FEDERATED_NULL) -1)
#define FEDERATED_ISNULL " IS NULL "
#define FEDERATED_ISNULL_LEN (sizeof(FEDERATED_ISNULL) -1)
#define FEDERATED_LIKE " LIKE "
#define FEDERATED_LIKE_LEN (sizeof(FEDERATED_LIKE) -1)
#define FEDERATED_TRUNCATE "TRUNCATE "
#define FEDERATED_TRUNCATE_LEN (sizeof(FEDERATED_TRUNCATE) -1)
#define FEDERATED_DELETE "DELETE "
#define FEDERATED_DELETE_LEN (sizeof(FEDERATED_DELETE) -1)
#define FEDERATED_INSERT "INSERT INTO "
#define FEDERATED_INSERT_LEN (sizeof(FEDERATED_INSERT) -1)
#define FEDERATED_OPTIMIZE "OPTIMIZE TABLE "
#define FEDERATED_OPTIMIZE_LEN (sizeof(FEDERATED_OPTIMIZE) -1)
#define FEDERATED_REPAIR "REPAIR TABLE "
#define FEDERATED_REPAIR_LEN (sizeof(FEDERATED_REPAIR) -1)
#define FEDERATED_QUICK " QUICK"
#define FEDERATED_QUICK_LEN (sizeof(FEDERATED_QUICK) -1)
#define FEDERATED_EXTENDED " EXTENDED"
#define FEDERATED_EXTENDED_LEN (sizeof(FEDERATED_EXTENDED) -1)
#define FEDERATED_USE_FRM " USE_FRM"
#define FEDERATED_USE_FRM_LEN (sizeof(FEDERATED_USE_FRM) -1)
#define FEDERATED_LIMIT1 " LIMIT 1"
#define FEDERATED_LIMIT1_LEN (sizeof(FEDERATED_LIMIT1) -1)
#define FEDERATED_VALUES "VALUES "
#define FEDERATED_VALUES_LEN (sizeof(FEDERATED_VALUES) -1)
#define FEDERATED_UPDATE "UPDATE "
#define FEDERATED_UPDATE_LEN (sizeof(FEDERATED_UPDATE) -1)
#define FEDERATED_SET " SET "
#define FEDERATED_SET_LEN (sizeof(FEDERATED_SET) -1)
#define FEDERATED_AND " AND "
#define FEDERATED_AND_LEN (sizeof(FEDERATED_AND) -1)
#define FEDERATED_CONJUNCTION ") AND ("
#define FEDERATED_CONJUNCTION_LEN (sizeof(FEDERATED_CONJUNCTION) -1)
#define FEDERATED_OR " OR "
#define FEDERATED_OR_LEN (sizeof(FEDERATED_OR) -1)
#define FEDERATED_NOT " NOT "
#define FEDERATED_NOT_LEN (sizeof(FEDERATED_NOT) -1)
#define FEDERATED_STAR "* "
#define FEDERATED_STAR_LEN (sizeof(FEDERATED_STAR) -1)
#define FEDERATED_SPACE " "
#define FEDERATED_SPACE_LEN (sizeof(FEDERATED_SPACE) -1)
#define FEDERATED_SQUOTE "'"
#define FEDERATED_SQUOTE_LEN (sizeof(FEDERATED_SQUOTE) -1)
#define FEDERATED_COMMA ", "
#define FEDERATED_COMMA_LEN (sizeof(FEDERATED_COMMA) -1)
#define FEDERATED_BTICK "`" 
#define FEDERATED_BTICK_LEN (sizeof(FEDERATED_BTICK) -1)
#define FEDERATED_OPENPAREN " ("
#define FEDERATED_OPENPAREN_LEN (sizeof(FEDERATED_OPENPAREN) -1)
#define FEDERATED_CLOSEPAREN ") "
#define FEDERATED_CLOSEPAREN_LEN (sizeof(FEDERATED_CLOSEPAREN) -1)
#define FEDERATED_NE " != "
#define FEDERATED_NE_LEN (sizeof(FEDERATED_NE) -1)
#define FEDERATED_GT " > "
#define FEDERATED_GT_LEN (sizeof(FEDERATED_GT) -1)
#define FEDERATED_LT " < "
#define FEDERATED_LT_LEN (sizeof(FEDERATED_LT) -1)
#define FEDERATED_LE " <= "
#define FEDERATED_LE_LEN (sizeof(FEDERATED_LE) -1)
#define FEDERATED_GE " >= "
#define FEDERATED_GE_LEN (sizeof(FEDERATED_GE) -1)
#define FEDERATED_EQ " = "
#define FEDERATED_EQ_LEN (sizeof(FEDERATED_EQ) -1)
#define FEDERATED_FALSE " 1=0"
#define FEDERATED_FALSE_LEN (sizeof(FEDERATED_FALSE) -1)

/*
  FEDERATED_SHARE is a structure that will be shared amoung all open handlers
  The example implements the minimum of what you will probably need.
+2 −1
Original line number Diff line number Diff line
@@ -86,7 +86,8 @@ int main(int argc,char *argv[])

  init_key_cache(dflt_key_cache,MI_KEY_BLOCK_LENGTH,USE_BUFFER_INIT, 0, 0);

  if (!(info=mi_open(argv[0],2,HA_OPEN_ABORT_IF_LOCKED|HA_OPEN_FROM_SQL_LAYER)))
  if (!(info=mi_open(argv[0], O_RDONLY,
                     HA_OPEN_ABORT_IF_LOCKED|HA_OPEN_FROM_SQL_LAYER)))
  {
    error=my_errno;
    goto err;