forked from docs/doc-exports
Su, Xiaomeng
04d4597cf3
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Co-authored-by: Su, Xiaomeng <suxiaomeng1@huawei.com> Co-committed-by: Su, Xiaomeng <suxiaomeng1@huawei.com>
133 lines
9.8 KiB
HTML
133 lines
9.8 KiB
HTML
<a name="dli_08_0345"></a><a name="dli_08_0345"></a>
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<h1 class="topictitle1">Print Result Table</h1>
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<div id="body8662426"><div class="section" id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_dli_08_0256_en-us_topic_0132788972_section108631122164917"><h4 class="sectiontitle">Function</h4><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p661816320442">The print connector exports your data output to the <strong id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_b998291265520">error</strong> file or the <strong id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_b73301417105517">out</strong> file of TaskManager. It is mainly used for code debugging and output viewing.</p>
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</div>
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<div class="section" id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_dli_08_0256_en-us_topic_0132788972_section3126105364419"><h4 class="sectiontitle">Syntax</h4><div class="codecoloring" codetype="Sql" id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_dli_08_0256_screen1461215294716"><div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span class="normal">1</span>
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<span class="normal">2</span>
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<span class="normal">3</span>
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<span class="normal">4</span>
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<span class="normal">5</span>
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<span class="normal">6</span>
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<span class="normal">7</span></pre></div></td><td class="code"><div><pre><span></span><span class="k">create</span><span class="w"> </span><span class="k">table</span><span class="w"> </span><span class="n">printSink</span><span class="w"> </span><span class="p">(</span>
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<span class="w"> </span><span class="n">attr_name</span><span class="w"> </span><span class="n">attr_type</span><span class="w"> </span><span class="p">(</span><span class="s1">','</span><span class="w"> </span><span class="n">attr_name</span><span class="w"> </span><span class="n">attr_type</span><span class="p">)</span><span class="w"> </span><span class="o">*</span><span class="w"> </span><span class="p">(</span><span class="s1">','</span><span class="w"> </span><span class="k">PRIMARY</span><span class="w"> </span><span class="k">KEY</span><span class="w"> </span><span class="p">(</span><span class="n">attr_name</span><span class="p">,...)</span><span class="w"> </span><span class="k">NOT</span><span class="w"> </span><span class="n">ENFORCED</span><span class="p">)</span>
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<span class="p">)</span><span class="w"> </span><span class="k">with</span><span class="w"> </span><span class="p">(</span>
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<span class="w"> </span><span class="s1">'connector'</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s1">'print'</span><span class="p">,</span>
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<span class="w"> </span><span class="s1">'print-identifier'</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s1">''</span><span class="p">,</span>
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<span class="w"> </span><span class="s1">'standard-error'</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s1">''</span>
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<span class="p">);</span>
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</pre></div></td></tr></table></div>
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</div>
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</div>
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<div class="section" id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_dli_08_0256_section4299113491"><h4 class="sectiontitle">Parameters</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_table11617424154613" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Parameter description</caption><thead align="left"><tr id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_row146177242466"><th align="left" class="cellrowborder" valign="top" width="11.501150115011502%" id="mcps1.3.3.2.2.4.1.1"><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p1361712418461">Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="10.26102610261026%" id="mcps1.3.3.2.2.4.1.2"><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p176171424114615">Mandatory</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="78.23782378237823%" id="mcps1.3.3.2.2.4.1.3"><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p261712247467">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_row136171242461"><td class="cellrowborder" valign="top" width="11.501150115011502%" headers="mcps1.3.3.2.2.4.1.1 "><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p992213916285">connector</p>
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</td>
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<td class="cellrowborder" valign="top" width="10.26102610261026%" headers="mcps1.3.3.2.2.4.1.2 "><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p169221598288">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="78.23782378237823%" headers="mcps1.3.3.2.2.4.1.3 "><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p1492219917287">The value is fixed to <strong id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_b2771191619567">print</strong>.</p>
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</td>
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</tr>
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<tr id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_row1961742414462"><td class="cellrowborder" valign="top" width="11.501150115011502%" headers="mcps1.3.3.2.2.4.1.1 "><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p189227911283">print-identifier</p>
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</td>
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<td class="cellrowborder" valign="top" width="10.26102610261026%" headers="mcps1.3.3.2.2.4.1.2 "><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p119227912817">No</p>
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</td>
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<td class="cellrowborder" valign="top" width="78.23782378237823%" headers="mcps1.3.3.2.2.4.1.3 "><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p7867103732716">Message that identifies print and is prefixed to the output of the value.</p>
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</td>
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</tr>
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<tr id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_row1761802415461"><td class="cellrowborder" valign="top" width="11.501150115011502%" headers="mcps1.3.3.2.2.4.1.1 "><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p1092209122818">standard-error</p>
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</td>
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<td class="cellrowborder" valign="top" width="10.26102610261026%" headers="mcps1.3.3.2.2.4.1.2 "><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p149225917285">No</p>
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</td>
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<td class="cellrowborder" valign="top" width="78.23782378237823%" headers="mcps1.3.3.2.2.4.1.3 "><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p9635357112713">The value can be only <strong id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_b158821435145619">true</strong> or <strong id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_b17882183545617">false</strong>. The default value is <strong id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_b1888293585613">false</strong>.</p>
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<ul id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_ul1450115619284"><li id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_li12798014112819">If the value is <strong id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_b6329940105619">true</strong>, data is output to the error file of the TaskManager.</li><li id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_li850111672814">If the value is <strong id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_b662724419561">false</strong>, data is output to the <strong id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_b56280440568">out</strong> file of the TaskManager.</li></ul>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="section" id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_section8515152835418"><h4 class="sectiontitle">Example</h4><p id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_p5999124192910">Read data from Kafka and export the data to the <strong id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_b370911645714">out</strong> file of TaskManager. You can view the output in the exported file.</p>
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<pre class="screen" id="dli_08_0345__en-us_topic_0000001335803393_en-us_topic_0000001156760176_screen11244155517544">create table kafkaSource(
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attr0 string,
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attr1 boolean,
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attr3 decimal(38, 18),
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attr4 TINYINT,
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attr5 smallint,
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attr6 int,
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attr7 bigint,
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attr8 float,
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attr9 double,
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attr10 date,
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attr11 time,
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attr12 timestamp(3)
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) with (
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'connector.type' = 'kafka',
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'connector.version' = '0.11',
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'connector.topic' = 'test_json',
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'connector.properties.bootstrap.servers' = 'xx.xx.xx.xx:9092',
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'connector.properties.group.id' = 'test_print',
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'connector.startup-mode' = 'latest-offset',
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'format.type' = 'csv'
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);
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create table printTable(
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attr0 string,
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attr1 boolean,
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attr3 decimal(38,18),
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attr4 TINYINT,
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attr5 smallint,
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attr6 int,
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attr7 bigint,
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attr8 float,
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attr9 double,
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attr10 date,
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attr11 time,
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attr12 timestamp(3),
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attr13 array<string>,
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attr14 row<attr15 float, attr16 timestamp(3)>,
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attr17 map<int, bigint>
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) with (
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"connector" = "print"
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);
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insert into
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printTable
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select
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attr0,
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attr1,
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attr3,
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attr4,
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attr5,
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attr6,
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attr7,
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attr8,
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attr9,
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attr10,
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attr11,
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attr12,
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array [cast(attr0 as string), cast(attr0 as string)],
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row(
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cast(attr8 as float),
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cast(attr12 as timestamp(3))
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),
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map [cast(attr6 as int), cast(attr7 as bigint)]
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from
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kafkaSource;</pre>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="dli_08_0307.html">Creating a Result Table</a></div>
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</div>
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</div>
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