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# hasSchema

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          <td className="memname"><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">HasSchemaResponse</a> gpudb::GPUdb::hasSchema </td>
          <td>(</td>
          <td className="paramtype">const <a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaRequest">HasSchemaRequest</a> &</td>
          <td className="paramname"><span className="paramname"><span className="em">request\_</span></span></td>
          <td>)</td>
          <td> const</td>
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      <p>Checks for the existence of a schema with the given name. </p>

      <div className="dl params">
        <div className="dt">Parameters</div>

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              <td className="paramdir">\[in]</td>
              <td className="paramname">request\_</td>
              <td><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaRequest">Request</a> object containing the parameters for the operation.</td>
            </tr>
          </table>
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        <div className="dt">Returns</div>
        <div className="dd"><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">Response</a> object containing the result of the operation. </div>
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          <td className="memname"><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">HasSchemaResponse</a> & gpudb::GPUdb::hasSchema </td>
          <td>(</td>
          <td className="paramtype">const <a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaRequest">HasSchemaRequest</a> &</td>
          <td className="paramname"><span className="paramname"><span className="em">request\_</span></span>, </td>
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          <td className="paramkey" />

          <td />

          <td className="paramtype"><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">HasSchemaResponse</a> &</td>
          <td className="paramname"><span className="paramname"><span className="em">response\_</span></span> ) const</td>
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      <p>Checks for the existence of a schema with the given name. </p>

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        <div className="dt">Parameters</div>

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              <td className="paramdir">\[in]</td>
              <td className="paramname">request\_</td>
              <td><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaRequest">Request</a> object containing the parameters for the operation. </td>
            </tr>

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              <td className="paramdir">\[out]</td>
              <td className="paramname">response\_</td>
              <td><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">Response</a> object containing the results of the operation.</td>
            </tr>
          </table>
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      <div className="dl section return">
        <div className="dt">Returns</div>
        <div className="dd"><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">Response</a> object containing the result of the operation (initially passed in by reference). </div>
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          <td className="memname"><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">HasSchemaResponse</a> gpudb::GPUdb::hasSchema </td>
          <td>(</td>
          <td className="paramtype">const std::string &</td>
          <td className="paramname"><span className="paramname"><span className="em">schemaName</span></span>, </td>
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          <td className="paramkey" />

          <td />

          <td className="paramtype">const std::map\< std::string, std::string > &</td>
          <td className="paramname"><span className="paramname"><span className="em">options</span></span> ) const</td>
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      <p>Checks for the existence of a schema with the given name. </p>

      <div className="dl params">
        <div className="dt">Parameters</div>

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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>
            </tr>

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              <td className="paramdir">\[in]</td>
              <td className="paramname">options</td>
              <td>Optional parameters. The default value is an empty map.</td>
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        <div className="dt">Returns</div>
        <div className="dd"><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">Response</a> object containing the result of the operation. </div>
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          <td className="memname"><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">HasSchemaResponse</a> & gpudb::GPUdb::hasSchema </td>
          <td>(</td>
          <td className="paramtype">const std::string &</td>
          <td className="paramname"><span className="paramname"><span className="em">schemaName</span></span>, </td>
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          <td className="paramkey" />

          <td />

          <td className="paramtype">const std::map\< std::string, std::string > &</td>
          <td className="paramname"><span className="paramname"><span className="em">options</span></span>, </td>
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          <td className="paramkey" />

          <td />

          <td className="paramtype"><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">HasSchemaResponse</a> &</td>
          <td className="paramname"><span className="paramname"><span className="em">response\_</span></span> ) const</td>
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      <p>Checks for the existence of a schema with the given name. </p>

      <div className="dl params">
        <div className="dt">Parameters</div>

        <div className="dd">
          <table className="params">
            <tr>
              <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>
            </tr>

            <tr>
              <td className="paramdir">\[in]</td>
              <td className="paramname">options</td>
              <td>Optional parameters. The default value is an empty map. </td>
            </tr>

            <tr>
              <td className="paramdir">\[out]</td>
              <td className="paramname">response\_</td>
              <td><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">Response</a> object containing the results of the operation.</td>
            </tr>
          </table>
        </div>
      </div>

      <div className="dl section return">
        <div className="dt">Returns</div>
        <div className="dd"><a className="el" href="/content/api/cpp/structgpudb_1_1HasSchemaResponse">Response</a> object containing the result of the operation (initially passed in by reference). </div>
      </div>
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