Oracle 存储过程简单语法

一、无参数的存储过程

--创建存储过程
create or replace procedure getdate
as
datetime varchar2();
begin
  select to_char(sysdate,'yyyy-mm-dd hh24:mi:ss') into datetime from dual;
  dbms_output.put_line('当前时间为：'||datetime);
end;

--调用存储过程
begin 
  getdate;
end；

执行结果输出系统当前时间

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" 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二、带参数的存储过程

--创建存储过程
create or replace procedure getnetworkid(familyid in varchar2)
as
networkid varchar2();
begin
  select f.cnetworkid into temp from Vav_Radio_Family f
  where f.cfamilyid=familyid;
  dbms_output.put_line('地区：'||networkid);
end;

--调用存储过程
begin
getnetworkid();
end;

执行结果，输出地区

aaarticlea/png;base64,iVBORw0KGgoAAAANSUhEUgAAAUsAAACfCAIAAAD/DWxEAAAN+0lEQVR4nO3d/08b5x0H8OcvmnAFleyfN3Vb1x8DtOoglbabtB8qpsmlQKshhaYJi3ZO09RLBD9MW1Ua5G4S0i2p03Rk2lTSfGkmAowLTeqyFDAhtP5SMJG8H+7bc8+d73z24bM/vF86tefHzx3OA28/z53P97BdAKCLRf0CbE6fOd/mS9QtBBBM2yW82saQcOg4bLfNes6oU+wl8sbBKAOC0hP+tD20f8KjbiEfSDgIrIR/1wbaP+FRt5AXJByckPAAkHDoOHrCDw4Ovm0DPglXJGaIy2qrcm05feZ81C3k5eDgAAkHgZXwqF/J7q73uXRF4nKtynHvkCtSI28CPlu1eX6QcHCyEv5EcGnQ6C8HL7kUsp63bnGl3KMm1E64KseZpHgVtCbhdbVSPW691ePbaPXU4SDh4KQnvFKpPObdnOhmgx8a6xPa2oeDjHVP3LRqGA8+HLTKm1Iz4S55VuW4lkY+lto6N5qXFL1QkeO24b3vVu4J92sl76aop6Eab8xKpYKEg8BK+DZvZoB1n7hhK7pxopsNzLgWuNRujFfCxc7VDL0zq85CI9nW6N53K/eE+7WSd1PU01CNNyYSDk5WwvM2MwOMdZ9YsAoWTnSzgRlbnYUT3VqVmQF73YaF1IfXKtQf1Pe+4J5wz1aaGTBHAQMztscDM45nzUZbONFtFteqI1RzPszn83kkHJz0hJfL5TXRtTdijDHWP208ir1xzVGhf3ptbW26n4nPNaah4/BACa+/53dPuE8ruTeFWcg/a6xP95sbO/Zgrl97I2bfr7jV2traWrlcRsJBYCVcdZUdjTHWN6Wt9E2Jz8VGs6qqTvUxbaVZfufSzYzzJ9a58FvF4ihdf2DV9d3KPeE+rSQ0xVSf0SM7G8pYz47GmLCNax1744tbqaqqIuHgZCV8tYbsaBfrm7L+73hidXWqj3WNZmvtIID6Pw+39edmuSSZEdXLjDNtkhQXN/TZyj3hfq3ENYXVPtnRLq2Qbyhbo2VHuxjTarvVcbS9Y6vV1dVVJByc9ISXSqUV3sWRkSva2pWRLtalPbjYy1jvRaNGLzPKVy72mqvNOZxr2hr75MzF6TPn/VqJawpz1WpCvqHERrsy0iXuwW0XAmOrlZWVlVKphISDoEbCVy72mt2lGWp7MfcHx5WyprLeYQl3ayW9qPeiFkvGGOvq7e3i3iT1Z430WvvQd+FSx/6z9Gccvx4kHJyshC8FcKGXsd4LQbaoT/snPPx/c3iQcHDSE14sFheDSR9jjDH2g9eUgBt6af9vnoT4jw1dsVhEwkFgJfw/baD9Ex51C3lBwsFJT3ihULjbBto/4VG3kJdCoYCEg8BK+J020P4Jj7qFvCDh4MQiv6+YsESdYi+RNw4WLEEXFnVqAOAQIeEAlCHhAJQh4QCUIeEAlCHhAJQh4QCU1Uz4uXPnhoeHh9rb8PDwuXPnWtleUXnwMJf95PpsZu4ILtlPrj94mIv6N9Cp3BN+enLy7NmzGxsb0c7C5WtjY+Ps2bOnJydb3Gqtl/t6a3N7N+pXEY3N7V31waOoX0Wnck94Mpnc2tqqVCpRT9Tjo1KpbG1tJZPJFrda6+W+3or6JUQJCW+Ye8KHhoaetsdMZr6ePn06NDTU4lZrPXoJn83M+Y7RZjNzWmUkvGE1E94mM5n5Ojg4QMI7kZZw7/duJLx5XgkP/j2W228/a9xc6Nm3b+/u7u7OHjfWDgkS3qFmM3PCXFov9L4uTNIUVsL/IMv1LGH8s9qOV8IDzcP15PbJHsaOX7Ienrz05MmTS8dZz8nbwfYUSBMJ527dWvP2qva65j2XWROzn/rOqujGlnBFYiyRsvagphLCP6KxkpbSEr5jGHz1fW0xS8JNeNHN3t7e/v5+uVwuFotHLuHiPEc+bkz02Oc8subo6ZkIY8KjWiqVShMJd7nneo2a5tO2+7a3jJFwNZXQbv9sJVxNJbQX1ORKi81m5vb39zc2NjY2NobeussvWuH+/n64Cf9o7gq/LNz8YvqDfwyfnL3/YL1UKtkTHuTd30aRbG++HoV1btssr4QHmI5oYaJHnPPInOinZ2LBrKPRa9on/dErDwz0MPdduQsn4T53a6y/5mGxj9L5PwUuofpqYyWtNpuZ876zUKFQCD3hn9+5py03v1h6vPNt36+nf/jSO1c+/aJcLjsS3ljYOifhbvMc1XbtzWeeedNtXqPpF5n2hLmytjb9or0uX4e576a2crkcQsKN2cy85ySNyzK3bk6iwr/Rm7Mv8JkRKuk/wio1txb3ZqmdcOd6YyUNNWETtIR7O6SE37q79DD36K+X7/zopXd+Ofz+N99sOEbpRyPhAaYjujoWY/1TLk9M9bPY2FWtAkerO9VvPI6NXeUqB9Fcwp0DsUCzoNneI+Kyap9uifs54hQtfBXzaefeLJ4J51+8lt4GSvzbK1x1XtCmVQ4r4ff+u/Yg9797K/e/KxQHfvOn515+9+o/l9T79+tIuCKxRCql/8nwrW//C1Iklkgp+ikOoxq3N/Psh9n+qlk51eqEB5mPKDsWc5t3Z3Wqj8XGsm7PWyXZsVhsLMtVDiKcPjzArMPCVsLhmtsYXpXjtti7zoXqujcLvT48kFAS/q+FWwt31v780WePd3Y+nr/3k4H3fvHa+3t7e/fuLbklXPhNKJJtVRhkmW2oSGay1VTCKhRWqlVFSqRUfl9qKsFamfCAcyRosyRw0yRcHhm5oJXGRi7rT2trVn3t8eWRmFXHVqXOaQDCOA4PNBu5x/m5mkfpWn7FH8F3pZ5n+zyPw/n+QTvGbqCk1Vrfh3/58KtXf3fpuZffvbOY+9XrHzx/PP33T++Vy+X7a1/W24c73xOttwJHhm1TWSdSKt+BG28d3O+h1aP04HMkLC4qw13mq+8aVhYXFxfTx4w127PH0tbjrmPHurQ6XOUg0wCE2ofXM5Op26ymzn06GDOe828cfLTcRviG2gnv4HPpLbumTUv4rTt3v/xq88c/P/+TwfeeP55+5bd/2duvFIvFr3K5BhNutZ2ZVNeToM76hmgTHvUd/uvSXMJN9kG0/hYr+R2H24fWtUbp4rGaXsf2gYz19uI9Srf3Avrfgyoc9jVa0lLa5+HahYnCp2Xm1YrhJvzfn93Y2t79/YXsTwfTP3vlj3+7clf7MPzRo0cNJtwssw3I+V+L+Rt3PGvtNqJRepvMkeCrUCjgmrZOJFzTZl7xwl/LFG7Cb3x+c3VVfZDbPHPh49T0J98VytuPH+fz25ubW57H4UKaq0KyGWMsIUlcHy5JwrVErmfabAf4rMVn2pLJZC6X297ejvom/z62t7dzuRy+W9aJhGvadnZ2Xuh9nX94SNe0lUql/f39vb29UqnEX992tK5pm5yclGV5fX3d9xPLaK2vr8uyPHk0vh8e9UsIGX9Nm6twr2nDdemiU6dOJZPJVt2spUHJZPLUqVOtbK+okEy47zs4vlvWPNynrTOQTHjLPi07ypDwzkAv4YEg4Q1DwjsD7tMW9avoVEh4ZygWv/9688mRXYrF76P+DXQqJByAMiQcgDIkHIAyK+GRT22BBQuW0BdbwqN4iwGAQ+Sd8GVJWhbLlAxjGbdvG+ZV74vm1fm4c28AcJj8Es7Sju9CZuJy3m1XeTk+zljtJT6vKplo7twLcFT5JTw+r5rrWtftlXDXvr1arS7L7psAwOEKknBt3Ui4KqeZ9WyVSzi/VVWvycbRewO0Xh0JV+clOc8nXBt1x+Npe2fO9eHqfNwc3qvzcffj9sYsSWycSUt8USqhHwgkUraRgppK6wcIfH31esI6dgjxhQG0oxoJV+fj3PGzImdkdVkySvRgi8N1YZSel+PjkqL9N7SXm0qMS6nrCS6ximQGe0niRwpKhiWum3WsctW2OQBtdfbhy3J8nNlH6X4J10rGaxy0N0IPc+2Iqqk0dxPwtHVDHH4TJByOksaPw/0TrmSYNC/Hx5n7h2T6oKDOHl5NpfXBds2ILklGp111Jtx8CqN0OEoaSriUiUvLPglXMkawlyXm3pM7ztV5USTbZ2/CIbeWW/utiWsk3LbTDEN/DqTVmfC8qtr7cP26l7yimEnjEm7Fu1qt2k+8Nc/Rh6upNGNp4SaV9R1727p9AHo8E26db0vLqvgZWLVarVbzsrxsrcczitYzO4bliuQyHlakhsbJqnimjbmmVL0uGf08n/ZUwur/rZE/AFGe59JtkXZNuHEZTLVqJVyteWpNUfjka9fABevbzbG6nlLbQbV4VG9+ilbr0zX3twYAQgJ880Q4EjY+S8soekStj9M8lhBPrQOAL3y3DIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgDIkHIAyJByAMiQcgLL/AwOb1ZET/mhJAAAAAElFTkSuQmCC" alt="" />

三、带输出参数的存储过程

--创建存储过程
create or replace procedure out_date(datetime out varchar2)
as
begin
select count(*) into datetime from dual;
  dbms_output.put_line('当前时间为：'||datetime);
end;
--调用存储过程
declare
datetime varchar2();
begin
  out_date(datetime);
end;

执行结果，输出系统时间

aaarticlea/png;base64,iVBORw0KGgoAAAANSUhEUgAAAXcAAACkCAIAAADjf/mcAAAQeElEQVR4nO3d/28U6WHH8ecvquwIIu3+3CpN0/yIIVFqiNROpf4QUVWOD7ioSHAXoKfOEnLZgmypVXsKB9q0EtL0iO8uhapVTOA4KrCpBx93PkqM13zJeb3xF6TtD7Mz88zMM99299mZhfdLKzH77LOPh8c7n33m2fE+4h8BQCfxAgB0KmnKnH7n3ZLfiu4hYGSUN2U6JUbKANkFUqbwAYJ8KzpJkhTeOYy2MELCKfOyHMqfMkX3UApSBuWhSJmvSqD8KVN0DyUhZVAqpEwvSBkgu3DK7O7u/q4EUlLGMoSrYtrDyhbf6XfeLbqHkuzu7pIyKA9FyhS1K7KklLEMKVtss5IcNJbRSxClPKvkxzApg1JRpMzzkEsH3XHDwUuKQrH3rVtSqXSvD/EpY5sVYVhJBcNJmUy9lMWtt/amdlqWOhJSBqUSTpmdnZ2nspsn94iD77vbJ52t9w8KsefkTb+Ge+f9g355X2JTRpEptllxEkGOBmdbOrMyrG6hZVYCp1qpz1KnTFovJXdFlo7qvTN3dnZIGZSHImXWZRcnxZ4TNwJFN07sEZMXlQWK2r1JSpnwIMMLnmheRAvddPHPtFKfpU6ZtF5K7oosHdV7Z5IyKBVFyjQDLk4KsefEvF8wf2KPmLwYqDN/Yo9T5eJksG7PBjSWiSvs3smWTeqUSeyli5PeaGjyYuD+5MXIo16nzZ/Y4xXH1QlVi95tNptNUgalEk6Zdru9HPbxm+NCCHFg1r03/ubHkQoHZpeXl2cPiPBjvelpXiZXymQfAalTJqWX1F3hFcqPutuzB7wnR1rwtj9+czzYbvhZy8vLy+12m5RBeShSxlaaOzouxP4ZZ2P/TPix8aNztm3P7BfORr/SPmPyckb+wEkKIL84fMbUvePXTX2WOmVSeinUFTP73ZFJtKPc7bmj4yL0HGWdYOeHn2Xbtk3KoFQUKbMUY+7omNg/4/8beWBpaWa/GDs6F9dADtmvlwmMa7xyw/Biolvmzv4aRiX8xJRnqVMmrZekrvD7Z+7omFMod1Sg0+aOjgnh1FbVifR95FlLS0tLpAxKJZwym5ub92UXjhy56mxdPTImxpw7FyaEmLjg1pgQbvn9CxPeZn/0XPvb26faCqffeTetl6Su8Db9LpQ7KtxpV4+MhVtQNRHiPuv+/fv3Nzc3SRmUR1rK3L8w4Q0bvGAJFksveqlU9JU3I5Yyql7qFk1ccKJBCCHGJibGpKDuPuomiN9GtwlFneDP6j4S+fWQMigVRcos5HB+QoiJ83mekU35U2bw/+fBIWVQKuGUabVad/Op7xNCCPEHP7RyPjFJ+f9acoD/2YFrtVqkDMpDkTL/UwLlT5mieygJKYNSCafMxsbGnRIof8oU3UNJNjY2SBmUhyJlbpdA+VOm6B5KQsqgVLopU/iX1EZvRSdJksI7hxu3Ebr5KVP0kQvg1UTKANCLlAGgFykDQC9SBoBepAwAvUgZAHqlp8y5c+emp6cPl9v09PS5c+eG2XFFefj5ytxH1y83rryGt7mPrj/8fKXo3wByS0mZ02fOnD17dnV1tdhVn1Otrq6ePXv29JkzQ+6+4Vv5cu3J+oui96IYT9Zf2A8fF70XyC0lZaamptbW1nZ2dopelDXFzs7O2tra1NTUkLtv+Fa+XCt6F4pEyoyilJQ5fPjwy3KsnJ3q5cuXhw8fHnL3Dd+rlzKXG1dSx6qXG1ecyqTMKEpPmZKsnJ1qd3eXlBlFTsokv3+QMiMtU8rk/yPMT378dfeLIr/+409evHjx4vIhd0sTUmZEXW5cCa2b/O2JN0IL8g4qZf7eNLPcBvHfgi9TyuRa9/n5J2/vFeLQJf/u25eeP39+6ZDY+/Yn+VrKpY+UkZZEiF22IFjXW09FiN6/5NNf3zKHQMpYhhDVmt+CXauG/hO9lQyVkzLPXAd/8J5z80oGmzItla2tre3t7Xa73Wq1SJmBS0+Z8Jq2KW6c3Btc39Zfj3XvyUEsbhtnZ2enj5RRrOkUU9N7OLAu1NC4KWPXqs7SLn7K2LWqs0N9bgzZ5caV7e3t1dXV1dXVw2/dkW9O4fb29mBT5hdXrsq3+Zufzv78P6bfvvzg4aPNzc1gyuR5BwqwjMAbQEJhxueOsEwpk2Pp2fmTe8Pr23qLuu49Oe/VcXRrBhd47VaenNwr1E2pDSZlUr6BPHtNXYJnTPLLUUqJ7mZvJcN2uXEl+RsaNzY2Bp4yv7l9z7nd/HTh6bPf7f+r2T/87k+u/urTdrsdSZneDnhSxpeeMqo1beN9/KOvfe1HqjVsZ78jnAe8jeXl2e8E68p1hLqZeO12ewAp466erQoU/22tYprStrdYpfyG560wJx+3oUrdH+GXes8Ot+aLT5nodm8lPXVhH5yUSaYpZW7dWfh85fG/fnD7j777k7+Yfu+3v12NnDGRMgOQKWVyLD374bFxcWBG8cDMATF+7EOngsSpO3PAvT9+7EOpch79pUx0UJxr1e1ATlVMO7i0rvRzwkthylW8h6Ot+RJTRt55J0F6KEnvr8HKeOGvU3lQKXPvf5cfrvzfvfsPvtpoTf71P33jez/98D8X7AcPMqSMZYhqrdZ9yci9H3wFWYao1qzulJdbTWrNmw3z+t/2Ktdex5TJs/bs3LFx1RqrSzP7xfixOdXjfsncsfHxY3NS5TwGM5bxZ2TzpExgNOKvlhs+n7LNSiB6AnX8w13Rmu/VG8vkMpCU+a/5W/O3l//5F79++uzZL6/d++bkz/78h+9tbW3du7egSpnQb8IyApuhwabXh5bhpYtdq/qFoY1OxzKqNVtuy65VRel/Ebmkp0zOdeCcleCkpeA+OHLkvFM6fuSD7sPOll/fuf/BkXG/TqBKxqXOBjEv403/5k2Z6KtNPWvjZEj4R8hDisQZ6MR5Gfl90plz6aFk2IY/lvns8y9+8LeXvvG9n96+u/KXb/z8W4fq//6re+12+8HyZ1nHMtFc9uMokiP+r9ct9AcybnxJv4eRiPtc0lMm/zpwd+9a02NeD45NW3fv3r1b3+duBR7dV/fvj+3bN+bUkSrnWepsoGMZ6Vj3z34SzphCoZI0N2ybFfesymtWPrxVZ1uu+JQZ4c+Yhnbtr5Myt27f+eyLJ3/8Z+9+8+DPvnWo/v2/+Zet7Z1Wq/XFykqPKeP3nZcWyon5aH0XKVP0KmaZ9JcynuAJTfetxkiblwme5sSdMYXP3bt1Ah+W+hGXfMYUfDfsvibt0DRAryVD5Vwv41zAHfok27uqe7Ap89+/vrG2/uLvzs/9ycH6n37/H/7t6h3nYpnHjx/3mDJeWeDkSP61eL/xyKN+s6/xGVNJ1oFLtbGxwbW/oyh07a93VZ58veVgU+bGb24uLdkPV568c/6XtdmPvtporz992myuP3myljgvE0qUTihdhBCiahjSWMYwQtc7Kmd/AxM+4jWc/Z2amlpZWVlfXy96IbMU6+vrKysr/E32KApd+/vs2bNvT7wh39V07e/m5ub29vbW1tbm5qZ8HTDX/g5cSsqcOXPGNM1Hjx6lXtFQrEePHpmmeeb1+H6ZondhwORrf5UGe+0vf8c0fOnflXfq1Kmpqalhfeldj6ampk6dOjXMjivKK5kyqe8i/E32SON7f0fMK5kyQ/skG4UgZUbMq5cyuZAyo4iUGTF872/Re4HcSJkR02r9/ssnz1/bW6v1+6J/A8iNlAGgFykDQC9SBoBeipQpfAlBbty4vUo3dcoUkXcAXk29pIxt1kXlWobvFWwEqzXNynFhLObZvbinNM1Kvffv3LUaQvTxdAB5ZEsZq1Exm94926xL37iUlDi2WfczItiIX8f2CpuWFaqQkCaLhqibdtOsHBdCcQt+X0IgrQJ7BUCzrGMZ26x77/9SyiwaomHZzfhhQdO23Zr+gb1oCP+Ytww5HUKZokoZ+1pF1E1bjqeQRUM0ol/HZBnHnZizzboy7wDokOOMST5KDavT6TTNSvRgXjQCY4p6pTvWaFhWwy1sWJ1Ox1p0v+XWzSz7WiU8LHJSJnTetGi41QJBYy9aXqKpUqbjpqFlHC/iO+GA11SP8zKG1elY12KnNvxAOS7cYYubCE2zclx9/mVfq1QahuIMqG7afkbIKRMcB3lJFEyZ0M7E3lTBlE2t2m2kWgsMkexa3d2xhUD3GIrKkb1N35/k9qPlceL2Z1DtdDqdTmfByNiOfb2q/KXEledtR+636vX0/UHfsqRM7NxH7DyINAXjhYg7GxIeAUXGMouW/7ByXkYaywRniALncbH/ZdWjMXNGWViGd1wtGHI/WA3vRSyPnuxaXRgLHasRPRrtWj1H2MW0HyqPOeaDP1S5P4Nqp9PpdDq16nGjdr2aMWWU1eLKc7ZjGX642LV66v8L/RvIJ9mR4zYmZZTnWbZZ99Oqcs12XgfdUYmGlLEawli0rMDs76Bmauyavz+WUfe/VDH6io8ejfb1ap631rj25X3odBaMjG1G9mdQ7XS8kFIc9gtGdGDSS8rkaUeuQsoMha6UiQ5zElImMi/TNCvH3copKaMaTyWkjNugs4fSDLR0RHWnlvLP3QQOxXAKhI5S1dihajTcQX499WtfY9uXxiA5BkeJY5l+2umOcTrKwz4mHXKfMeVpx6/PGdOQZEsZ+1ol16RGzrFM2uxvaG/6GMtYDfkzbO9j+NB8cNYLgmT29WowmPKmjDNZ0C306y8YMV2d0L4871CrOvVj24nbn5h20kTaCc2d5Rs7WA31VE5cec52spwJon/lHMt4UlIm9ApOS5loedM0F/u9xq97NIZHH4HkynDGZNfq8ltrrZoynElpv6uvM50Bt5N3YiXp52benwG3g14UPy8TSIrcKeM3ZVuL/odQipRJvsAvuktZZ2Hl2cQA+7rhHm+Kz85VR2Ot6lXL8OpPbj+xXFU1KWUG0062M6Za1R9f+Gdb8eU9tCPNnWX9+Az9GF7KuBQpE/8KTkmZrPuTPFpR/iVExj9BCJz8h2dzvE+45Zdy+NP3QJr45zVZjmpl+4GBZIZDKHZ/BtVO8NFgBqnmU+T/V7CRuPKc7UgnjwxkhiJDyqRPysTNyzjTqO7h6rWTZcrD/6GRMYXixMr/ue5REbzOWBEZgY/nuUgP0Ie/yQagFykDQC9SBoBepAwAvUgZAHqRMgD0ImUA6EXKANCLlAGgFykDQC9SBoBepAwAvUgZAHqRMgD0ImUA6EXKANCLlAGgFykDQC9SBoBepAwAvUgZAHqRMgD0ImUA6EXKANCLlAGgFykDQC9SBoBepAwAvUgZAHqRMgD0ImUA6EXKANCLlAGgFykDQC9SBoBepAwAvUgZAHqRMgD0ImUA6EXKANCLlAGgFykDQC9SBoBepAwAvUgZAHqRMgD0ImUA6EXKANCLlAGgFykDQC9SBoBepAwAvUgZAHqRMgD0ImUA6EXKANCLlAGgFykDQC9SBoBepAwAvUgZAHqRMgD0ImUA6EXKANCLlAGgFykDQC9SBoBepAwAvUgZAHqRMgD0ImUA6EXKANCLlAGgFykDQC9SBoBepAwAvUgZAHqRMgD0ImUA6EXKANCLlAGgFykDQC9SBoBepAwAvUgZAHqRMgD0ImUA6EXKANCLlAGgFykDQC9SBoBe/w/2fnsav5bj3QAAAABJRU5ErkJggg==" alt="" />

用dbms_output.put_line();   --打印输出结果