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# gpudb::HasSchemaRequest

> gpudb::HasSchemaRequest — Kinetica C++ API

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    <p>A set of parameters for <a className="el" href="/content/api/cpp/classgpudb_1_1GPUdb#ad9239208a2646cbf0b1bd9bf4e1a0d50">GPUdb::hasSchema</a>. <a href="#details">More...</a></p>
    <p><code>#include \<<a className="el" href="/content/api/cpp/has__schema_8h_source">gpudb/protocol/has\_schema.h</a>></code></p>

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        <td className="memItemRight" valign="bottom"><a className="el" href="#a55fe51cdd5819759e3f9a66da56f2d05">HasSchemaRequest</a> ()</td>
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        <td className="mdescLeft"> </td>
        <td className="mdescRight">Constructs a <a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaRequest" title="A set of parameters for GPUdb::hasSchema.">HasSchemaRequest</a> object with default parameters. <br /></td>
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        <td className="memItemRight" valign="bottom"><a className="el" href="#a8a4e82fcd1bb4c5bc21f750df04f3444">HasSchemaRequest</a> (const std::string \&schemaName\_, const std::map\< std::string, std::string > \&options\_)</td>
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        <td className="mdescLeft"> </td>
        <td className="mdescRight">Constructs a <a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaRequest" title="A set of parameters for GPUdb::hasSchema.">HasSchemaRequest</a> object with the specified parameters. <br /></td>
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          <h2 className="groupheader"> Public Attributes</h2>
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        <td className="mdescRight">Name of the schema to check for existence, in root, using standard <a href="/content/concepts/tables/#table-name-resolution" target="_top">name resolution rules</a>. <br /></td>
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        <td className="memItemLeft" align="right" valign="top">std::map\< std::string, std::string > </td>
        <td className="memItemRight" valign="bottom"><a className="el" href="#a83f0eb7a824fc3487eef3891a0d5ea5b">options</a></td>
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        <td className="mdescLeft"> </td>
        <td className="mdescRight">Optional parameters. <br /></td>
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    <h2 className="groupheader">Detailed Description</h2>

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      <p>A set of parameters for <a className="el" href="/content/api/cpp/classgpudb_1_1GPUdb#ad9239208a2646cbf0b1bd9bf4e1a0d50">GPUdb::hasSchema</a>. </p>
      <p>Checks for the existence of a schema with the given name. </p>
      <p className="definition">Definition at line <a className="el" href="/content/api/cpp/has__schema_8h_source#l00017">17</a> of file <a className="el" href="/content/api/cpp/has__schema_8h_source">has\_schema.h</a>.</p>
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    <h2 className="groupheader">Constructor & Destructor Documentation</h2>
    <h2 className="memtitle"><span className="permalink"><a href="#a55fe51cdd5819759e3f9a66da56f2d05">◆ </a></span>HasSchemaRequest() <span className="overload">\[1/2]</span></h2>

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                  <td className="memname">gpudb::HasSchemaRequest::HasSchemaRequest </td>
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        <p>Constructs a <a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaRequest" title="A set of parameters for GPUdb::hasSchema.">HasSchemaRequest</a> object with default parameters. </p>
        <p className="definition">Definition at line <a className="el" href="/content/api/cpp/has__schema_8h_source#l00022">22</a> of file <a className="el" href="/content/api/cpp/has__schema_8h_source">has\_schema.h</a>.</p>
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    <h2 className="memtitle"><span className="permalink"><a href="#a8a4e82fcd1bb4c5bc21f750df04f3444">◆ </a></span>HasSchemaRequest() <span className="overload">\[2/2]</span></h2>

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        <p>Constructs a <a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaRequest" title="A set of parameters for GPUdb::hasSchema.">HasSchemaRequest</a> object with the specified parameters. </p>

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                <td className="paramdir">\[in]</td>
                <td className="paramname">schemaName\_</td>
                <td>Name of the schema to check for existence, in root, using standard <a href="/content/concepts/tables/#table-name-resolution" target="_top">name resolution rules</a>. </td>
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                <td>Optional parameters. The default value is an empty map. </td>
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        <p className="definition">Definition at line <a className="el" href="/content/api/cpp/has__schema_8h_source#l00038">38</a> of file <a className="el" href="/content/api/cpp/has__schema_8h_source">has\_schema.h</a>.</p>
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    <h2 className="memtitle"><span className="permalink"><a href="#a83f0eb7a824fc3487eef3891a0d5ea5b">◆ </a></span>options</h2>

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            <td className="memname">std::map\<std::string, std::string> gpudb::HasSchemaRequest::options</td>
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        <p>Optional parameters. </p>
        <p>The default value is an empty map. </p>
        <p className="definition">Definition at line <a className="el" href="/content/api/cpp/has__schema_8h_source#l00054">54</a> of file <a className="el" href="/content/api/cpp/has__schema_8h_source">has\_schema.h</a>.</p>
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    <h2 className="memtitle"><span className="permalink"><a href="#a495fa9b66368ed1d7484c0e9727520cb">◆ </a></span>schemaName</h2>

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        <p>Name of the schema to check for existence, in root, using standard <a href="/content/concepts/tables/#table-name-resolution" target="_top">name resolution rules</a>. </p>
        <p className="definition">Definition at line <a className="el" href="/content/api/cpp/has__schema_8h_source#l00049">49</a> of file <a className="el" href="/content/api/cpp/has__schema_8h_source">has\_schema.h</a>.</p>
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    The documentation for this struct was generated from the following file:

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      <li>gpudb/protocol/<a className="el" href="/content/api/cpp/has__schema_8h_source">has\_schema.h</a></li>
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