{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "7246e0c8-61cd-4cbf-a978-aa0dc0172d6d",
   "metadata": {},
   "outputs": [],
   "source": [
    "import dolphindb as ddb"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "id": "5d0f471e-682e-43cc-abdb-7e52f3bbd707",
   "metadata": {},
   "outputs": [],
   "source": [
    "sess = ddb.session('192.168.1.7', 8848)\n",
    "sess.login('admin', '123456')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "ed17fd0b-9b36-47e4-9ab6-11459a3621fb",
   "metadata": {},
   "outputs": [],
   "source": [
    "# backup(backup_path, sql_obj, force, parallel)\n",
    "code = \"\"\"\n",
    "    backup('/data/dolphindb/backup/', <select * from loadTable(\"dfs://hft_stock_ts\", \"KLinePartitioned\")>, false, true)\n",
    "\"\"\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "id": "8b7dae3d-aef1-4c50-92b2-460d4fea0a96",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0"
      ]
     },
     "execution_count": 10,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sess.run(code)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "11275975-af43-4123-973a-f75096eb4e43",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "2311.0"
      ]
     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "115550 / 50"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "id": "155735c7-bdad-4c64-a2a1-514fe54e088c",
   "metadata": {},
   "outputs": [],
   "source": [
    "import dolphindb as ddb\n",
    "\n",
    "sess = ddb.session('localhost', 8848)\n",
    "sess.login('admin', '123456')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "a2e95bc5-c1d5-47f5-9488-9b8702947afc",
   "metadata": {},
   "outputs": [],
   "source": [
    "# migrate(backupDir, [backupDBPath], [backupTableName], [newDBPath=backupDBPath], [newTableName=backupTableName])\n",
    "code = \"\"\"\n",
    "    migrate('/data/dolphindb/backup/',\"dfs://hft_stock_ts\", \"KLinePartitioned\")\n",
    "\"\"\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "8a6198ef-e7f1-4f58-ba24-32dc429c9803",
   "metadata": {},
   "outputs": [],
   "source": [
    "sess.run(code)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 28,
   "id": "60f71516-33fc-4147-9740-c493ccb6b6a8",
   "metadata": {},
   "outputs": [],
   "source": [
    "def make_kurto_code_partition(partition_num):\n",
    "    code = \"\"\"\n",
    "        tbl = loadTable(\"dfs://hft_stock_ts\", \"KLinePartitioned\");\n",
    "        ret = select \n",
    "            code, m_nDate, eachPre(\\, m_nClose)-1.0 as ret \n",
    "            from tbl \n",
    "            where partition(code, {partition_num}) \n",
    "            context by m_nDate;\n",
    "        kurto = select \n",
    "            code, m_nDate, sqrt(239) * sum(pow(ret, 3)) / pow(sum(pow(ret, 2)), 1.5) as kurto \n",
    "            from ret \n",
    "            group by code, m_nDate;\n",
    "    \"\"\".format(\n",
    "        partition_num = partition_num\n",
    "    )\n",
    "    sess.run(code)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 32,
   "id": "1397c1b7-f81a-465e-868a-894b3ef818fc",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
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       "    }\n",
       "\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>code</th>\n",
       "      <th>count</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>000400.SZ</td>\n",
       "      <td>2305</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>000558.SZ</td>\n",
       "      <td>2063</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>000602.SZ</td>\n",
       "      <td>47</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>000677.SZ</td>\n",
       "      <td>2009</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>000731.SZ</td>\n",
       "      <td>2311</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>94</th>\n",
       "      <td>688039.SH</td>\n",
       "      <td>624</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>95</th>\n",
       "      <td>688052.SH</td>\n",
       "      <td>52</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>96</th>\n",
       "      <td>688091.SH</td>\n",
       "      <td>198</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>97</th>\n",
       "      <td>688368.SH</td>\n",
       "      <td>656</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>98</th>\n",
       "      <td>688396.SH</td>\n",
       "      <td>575</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>99 rows × 2 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "         code  count\n",
       "0   000400.SZ   2305\n",
       "1   000558.SZ   2063\n",
       "2   000602.SZ     47\n",
       "3   000677.SZ   2009\n",
       "4   000731.SZ   2311\n",
       "..        ...    ...\n",
       "94  688039.SH    624\n",
       "95  688052.SH     52\n",
       "96  688091.SH    198\n",
       "97  688368.SH    656\n",
       "98  688396.SH    575\n",
       "\n",
       "[99 rows x 2 columns]"
      ]
     },
     "execution_count": 32,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sess.run(\"\"\"\n",
    "    select code, count(*) from kurto group by code\n",
    "\"\"\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "id": "59758901-3728-4355-bbb8-15b3eb537cdf",
   "metadata": {},
   "outputs": [],
   "source": [
    "def create_daily_ddb_database():\n",
    "    code = \"\"\"\n",
    "        daily_stock_ts = database(\n",
    "            \"dfs://daily_stock_ts\", \n",
    "            HASH, [SYMBOL, 50], \n",
    "            engine = 'TSDB'\n",
    "        )\n",
    "    \"\"\"\n",
    "    sess.run(code)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 38,
   "id": "d8fa94ae-6ca4-41f3-8b13-47ab8876ba95",
   "metadata": {},
   "outputs": [],
   "source": [
    "def load_daily_ddb_database():\n",
    "    code = \"\"\"\n",
    "        daily_stock_ts = database(\"dfs://daily_stock_ts\")\n",
    "    \"\"\"\n",
    "    sess.run(code)\n",
    "\n",
    "load_daily_ddb_database()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 43,
   "id": "84eb237e-959c-419f-bce1-6779acda86d4",
   "metadata": {},
   "outputs": [],
   "source": [
    "def create_kurto_partition_table():\n",
    "    # createPartitionedTable(dbHandle, table, tableName, [partitionColumns], [compressMethods], [sortColumns], [keepDuplicates=ALL], [sortKeyMappingFunction])\n",
    "    code = \"\"\"\n",
    "        dropTable(daily_stock_ts, \"kurto_partitioned\");\n",
    "        kurto_partitioned = createPartitionedTable(\n",
    "            daily_stock_ts,\n",
    "            kurto, \n",
    "            \"kurto_partitioned\",\n",
    "            partitionColumns = 'code',\n",
    "            compressMethods = {'m_nDate' : 'delta'},\n",
    "            sortColumns = `code`m_nDate\n",
    "        );\n",
    "    \"\"\"\n",
    "    sess.run(code)\n",
    "    \n",
    "create_kurto_partition_table()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 40,
   "id": "0d93b3d1-39b7-4e23-8abf-eda86dcd2a23",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>code</th>\n",
       "      <th>m_nDate</th>\n",
       "      <th>kurto</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>000400.SZ</td>\n",
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       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>000558.SZ</td>\n",
       "      <td>2013-01-04</td>\n",
       "      <td>-15.387820</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>000677.SZ</td>\n",
       "      <td>2013-01-04</td>\n",
       "      <td>-15.459625</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>000731.SZ</td>\n",
       "      <td>2013-01-04</td>\n",
       "      <td>15.443339</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>000752.SZ</td>\n",
       "      <td>2013-01-04</td>\n",
       "      <td>15.396262</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>000789.SZ</td>\n",
       "      <td>2013-01-04</td>\n",
       "      <td>-14.801720</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>000903.SZ</td>\n",
       "      <td>2013-01-04</td>\n",
       "      <td>-15.405085</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>7</th>\n",
       "      <td>000912.SZ</td>\n",
       "      <td>2013-01-04</td>\n",
       "      <td>14.755241</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>8</th>\n",
       "      <td>000935.SZ</td>\n",
       "      <td>2013-01-04</td>\n",
       "      <td>15.413214</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>9</th>\n",
       "      <td>000970.SZ</td>\n",
       "      <td>2013-01-04</td>\n",
       "      <td>15.458413</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "        code    m_nDate      kurto\n",
       "0  000400.SZ 2013-01-04  -0.317991\n",
       "1  000558.SZ 2013-01-04 -15.387820\n",
       "2  000677.SZ 2013-01-04 -15.459625\n",
       "3  000731.SZ 2013-01-04  15.443339\n",
       "4  000752.SZ 2013-01-04  15.396262\n",
       "5  000789.SZ 2013-01-04 -14.801720\n",
       "6  000903.SZ 2013-01-04 -15.405085\n",
       "7  000912.SZ 2013-01-04  14.755241\n",
       "8  000935.SZ 2013-01-04  15.413214\n",
       "9  000970.SZ 2013-01-04  15.458413"
      ]
     },
     "execution_count": 40,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sess.run(\"\"\"\n",
    "    kurto_partitioned.tableInsert(kurto);\n",
    "\"\"\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 41,
   "id": "eea5cb0b-8452-41a9-a0ad-7cf52c856c25",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>count</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>154953</td>\n",
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      "text/plain": [
       "    count\n",
       "0  154953"
      ]
     },
     "execution_count": 41,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sess.run(\"\"\"\n",
    "    select count(*) from kurto_partitioned;\n",
    "\"\"\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 45,
   "id": "9e7bc856-517b-4bf9-866d-4fe85b9705a3",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "{'partitionType': 5,\n",
       " 'partitionColumnType': 17,\n",
       " 'partitionColumnIndex': 0,\n",
       " 'chunkPath': None,\n",
       " 'colDefs':       name typeString  typeInt comment\n",
       " 0     code     SYMBOL       17        \n",
       " 1  m_nDate       DATE        6        \n",
       " 2    kurto     DOUBLE       16        ,\n",
       " 'chunkGranularity': 'TABLE',\n",
       " 'partitionTypeName': 'HASH',\n",
       " 'keepDuplicates': 'ALL',\n",
       " 'engineType': 'TSDB',\n",
       " 'partitionColumnName': 'code',\n",
       " 'partitionSchema': 50,\n",
       " 'sortColumns': array(['code', 'm_nDate'], dtype=object),\n",
       " 'partitionSites': None}"
      ]
     },
     "execution_count": 45,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sess.run(\"\"\"\n",
    "    schema(loadTable(\"dfs://daily_stock_ts\", \"kurto_partitioned\"));\n",
    "\"\"\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 46,
   "id": "94ae00b5-ba42-48b9-b114-012cf306d871",
   "metadata": {},
   "outputs": [],
   "source": [
    "sess.run(\"m_table = table(kurto)\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 47,
   "id": "e30134f9-5110-421d-8f71-1bef25e7ef17",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "    }\n",
       "\n",
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>code</th>\n",
       "      <th>m_nDate</th>\n",
       "      <th>kurto</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
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       "      <th>0</th>\n",
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       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>000400.SZ</td>\n",
       "      <td>2013-01-07</td>\n",
       "      <td>0.790872</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>000400.SZ</td>\n",
       "      <td>2013-01-08</td>\n",
       "      <td>0.655005</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>000400.SZ</td>\n",
       "      <td>2013-01-09</td>\n",
       "      <td>0.965054</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>000400.SZ</td>\n",
       "      <td>2013-01-10</td>\n",
       "      <td>-0.116488</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>...</th>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>154948</th>\n",
       "      <td>688396.SH</td>\n",
       "      <td>2022-07-04</td>\n",
       "      <td>-15.420192</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>154949</th>\n",
       "      <td>688396.SH</td>\n",
       "      <td>2022-07-05</td>\n",
       "      <td>-15.426922</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>154950</th>\n",
       "      <td>688396.SH</td>\n",
       "      <td>2022-07-06</td>\n",
       "      <td>-15.389434</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>154951</th>\n",
       "      <td>688396.SH</td>\n",
       "      <td>2022-07-07</td>\n",
       "      <td>-15.411602</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>154952</th>\n",
       "      <td>688396.SH</td>\n",
       "      <td>2022-07-08</td>\n",
       "      <td>-15.401453</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>154953 rows × 3 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "             code    m_nDate      kurto\n",
       "0       000400.SZ 2013-01-04  -0.317991\n",
       "1       000400.SZ 2013-01-07   0.790872\n",
       "2       000400.SZ 2013-01-08   0.655005\n",
       "3       000400.SZ 2013-01-09   0.965054\n",
       "4       000400.SZ 2013-01-10  -0.116488\n",
       "...           ...        ...        ...\n",
       "154948  688396.SH 2022-07-04 -15.420192\n",
       "154949  688396.SH 2022-07-05 -15.426922\n",
       "154950  688396.SH 2022-07-06 -15.389434\n",
       "154951  688396.SH 2022-07-07 -15.411602\n",
       "154952  688396.SH 2022-07-08 -15.401453\n",
       "\n",
       "[154953 rows x 3 columns]"
      ]
     },
     "execution_count": 47,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sess.run(\"m_table\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 51,
   "id": "947e3346-15f6-4fb5-b2d6-b97b013a3b36",
   "metadata": {},
   "outputs": [],
   "source": [
    "code = \"\"\"\n",
    "    // 保证创建新的分区表不会和已经存在表冲突\n",
    "    if (existsTable(\"{ddb_daily_path}\", \"{partition_tbl_name}\")) {{\n",
    "        dropTable({ddb_daily_dbname}, \"{partition_tbl_name}\");\n",
    "    }}\n",
    "\n",
    "    {partition_tbl_name} = createPartitionedTable(\n",
    "        dbHandle = {ddb_daily_dbname},\n",
    "        table = {memory_tbl_name}, \n",
    "        \"{partition_tbl_name}\",\n",
    "        partitionColumns = 'code',\n",
    "        compressMethods = {{'m_nDate' : 'delta'}},\n",
    "        sortColumns = `code`m_nDate\n",
    "    );\n",
    "\"\"\".format(\n",
    "    ddb_daily_path = \"A\",\n",
    "    ddb_daily_dbname = \"B\",\n",
    "    partition_tbl_name = \"C\",\n",
    "    memory_tbl_name = \"D\",\n",
    ")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 53,
   "id": "5d758c68-301a-47a7-9cd2-b7dd7edf1a55",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "('\\n'\n",
      " '    // 保证创建新的分区表不会和已经存在表冲突\\n'\n",
      " '    if (existsTable(\"A\", \"C\")) {\\n'\n",
      " '        dropTable(B, \"C\");\\n'\n",
      " '    }\\n'\n",
      " '\\n'\n",
      " '    C = createPartitionedTable(\\n'\n",
      " '        dbHandle = B,\\n'\n",
      " '        table = D, \\n'\n",
      " '        \"C\",\\n'\n",
      " \"        partitionColumns = 'code',\\n\"\n",
      " \"        compressMethods = {'m_nDate' : 'delta'},\\n\"\n",
      " '        sortColumns = `code`m_nDate\\n'\n",
      " '    );\\n')\n"
     ]
    }
   ],
   "source": [
    "from pprint import pprint\n",
    "pprint(code)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 56,
   "id": "400424d9-9c58-4417-94e4-fe1569522b03",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "{'chunkGranularity': 'TABLE',\n",
      " 'chunkPath': None,\n",
      " 'colDefs':       name typeString  typeInt comment\n",
      "0     code     SYMBOL       17        \n",
      "1  m_nDate       DATE        6        \n",
      "2    kurto     DOUBLE       16        ,\n",
      " 'engineType': 'TSDB',\n",
      " 'keepDuplicates': 'ALL',\n",
      " 'partitionColumnIndex': 0,\n",
      " 'partitionColumnName': 'code',\n",
      " 'partitionColumnType': 17,\n",
      " 'partitionSchema': 50,\n",
      " 'partitionSites': None,\n",
      " 'partitionType': 5,\n",
      " 'partitionTypeName': 'HASH',\n",
      " 'sortColumns': array(['code', 'm_nDate'], dtype=object)}\n"
     ]
    }
   ],
   "source": [
    "pprint(\n",
    "    sess.run(\"\"\"\n",
    "        schema(loadTable(\"dfs://daily_stock_ts\", \"hft_daily_factor\"));\n",
    "    \"\"\")\n",
    ")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 62,
   "id": "68e74de8-359c-4c47-a361-2c006896211c",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>count</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>309906</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "    count\n",
       "0  309906"
      ]
     },
     "execution_count": 62,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sess.run(\"\"\"\n",
    "    select count(*) from loadTable(\"dfs://daily_stock_ts\", \"hft_daily_factor\");\n",
    "\"\"\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "b1bd7605-c347-44f2-a90f-bc949cde0ef0",
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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