System.Data.SQLite
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Overview
Comment:Prevent the SQLiteCommand.ExecuteScalar method from throwing an exception when there are no result columns.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 29e1de6a30b6f5a6e030a88c1bb8988fcbee58c7
User & Date: mistachkin 2016-06-15 20:22:53
Context
2016-06-15
20:25
Add test case for ticket [2abbf2c244]. check-in: 8f68a04dcc user: mistachkin tags: trunk
20:22
Prevent the SQLiteCommand.ExecuteScalar method from throwing an exception when there are no result columns. check-in: 29e1de6a30 user: mistachkin tags: trunk
18:49
Remove a superfluous variable from a test. check-in: d3092d0d87 user: mistachkin tags: trunk
Changes
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Changes to Doc/Extra/Provider/version.html. 

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    <div id="mainSection">
    <div id="mainBody">
    <h1 class="heading">Version History</h1>
    <p><b>1.0.102.0 - June XX, 2016 <font color="red">(release scheduled)</font></b></p>
    <ul>
      <li>Updated to <a href="https://www.sqlite.org/releaselog/3_13_0.html">SQLite 3.13.0</a>.</li>
      <li>Update the SQLiteConnection.EnableExtensions method to make use of the new SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION option, when available.&nbsp;<b>** Potentially Incompatible Change **</b></li>

      <li>Add VerifyOnly method to the SQLiteCommand class.</li>
    </ul>
    <p><b>1.0.101.0 - April 19, 2016</b></p>
    <ul>
      <li>Updated to <a href="https://www.sqlite.org/releaselog/3_12_2.html">SQLite 3.12.2</a>.</li>
      <li>Add binary package release for Mono on POSIX.</li>
    </ul>








>








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    <div id="mainSection">
    <div id="mainBody">
    <h1 class="heading">Version History</h1>
    <p><b>1.0.102.0 - June XX, 2016 <font color="red">(release scheduled)</font></b></p>
    <ul>
      <li>Updated to <a href="https://www.sqlite.org/releaselog/3_13_0.html">SQLite 3.13.0</a>.</li>
      <li>Update the SQLiteConnection.EnableExtensions method to make use of the new SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION option, when available.&nbsp;<b>** Potentially Incompatible Change **</b></li>
      <li>Prevent the SQLiteCommand.ExecuteScalar method from throwing an exception when there are no result columns.&nbsp;<b>** Potentially Incompatible Change **</b></li>
      <li>Add VerifyOnly method to the SQLiteCommand class.</li>
    </ul>
    <p><b>1.0.101.0 - April 19, 2016</b></p>
    <ul>
      <li>Updated to <a href="https://www.sqlite.org/releaselog/3_12_2.html">SQLite 3.12.2</a>.</li>
      <li>Add binary package release for Mono on POSIX.</li>
    </ul>

Changes to System.Data.SQLite/SQLiteCommand.cs. 

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    {
      CheckDisposed();
      SQLiteConnection.Check(_cnn);

      using (SQLiteDataReader reader = ExecuteReader(behavior |
          CommandBehavior.SingleRow | CommandBehavior.SingleResult))
      {
        if (reader.Read())
          return reader[0];
      }
      return null;
    }

    /// <summary>
    /// This method resets all the prepared statements held by this instance








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    {
      CheckDisposed();
      SQLiteConnection.Check(_cnn);

      using (SQLiteDataReader reader = ExecuteReader(behavior |
          CommandBehavior.SingleRow | CommandBehavior.SingleResult))
      {
        if (reader.Read() && (reader.FieldCount > 0))
          return reader[0];
      }
      return null;
    }

    /// <summary>
    /// This method resets all the prepared statements held by this instance

Changes to readme.htm. 

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<p>
    <b>1.0.102.0 - June XX, 2016 <font color="red">(release scheduled)</font></b>
</p>
<ul>
    <li>Updated to <a href="https://www.sqlite.org/releaselog/3_13_0.html">SQLite 3.13.0</a>.</li>
    <li>Update the SQLiteConnection.EnableExtensions method to make use of the new SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION option, when available.&nbsp;<b>** Potentially Incompatible Change **</b></li>

    <li>Add VerifyOnly method to the SQLiteCommand class.</li>
</ul>
<p>
    <b>1.0.101.0 - April 19, 2016</b>
</p>
<ul>
    <li>Updated to <a href="https://www.sqlite.org/releaselog/3_12_2.html">SQLite 3.12.2</a>.</li>








>








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<p>
    <b>1.0.102.0 - June XX, 2016 <font color="red">(release scheduled)</font></b>
</p>
<ul>
    <li>Updated to <a href="https://www.sqlite.org/releaselog/3_13_0.html">SQLite 3.13.0</a>.</li>
    <li>Update the SQLiteConnection.EnableExtensions method to make use of the new SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION option, when available.&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Prevent the SQLiteCommand.ExecuteScalar method from throwing an exception when there are no result columns.&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Add VerifyOnly method to the SQLiteCommand class.</li>
</ul>
<p>
    <b>1.0.101.0 - April 19, 2016</b>
</p>
<ul>
    <li>Updated to <a href="https://www.sqlite.org/releaselog/3_12_2.html">SQLite 3.12.2</a>.</li>

Changes to www/news.wiki. 

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<p>
    <b>1.0.102.0 - June XX, 2016 <font color="red">(release scheduled)</font></b>
</p>
<ul>
    <li>Updated to [https://www.sqlite.org/releaselog/3_13_0.html|SQLite 3.13.0].</li>
    <li>Update the SQLiteConnection.EnableExtensions method to make use of the new SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION option, when available.&nbsp;<b>** Potentially Incompatible Change **</b></li>

    <li>Add VerifyOnly method to the SQLiteCommand class.</li>
</ul>
<p>
    <b>1.0.101.0 - April 19, 2016</b>
</p>
<ul>
    <li>Updated to [https://www.sqlite.org/releaselog/3_12_2.html|SQLite 3.12.2].</li>








>








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<p>
    <b>1.0.102.0 - June XX, 2016 <font color="red">(release scheduled)</font></b>
</p>
<ul>
    <li>Updated to [https://www.sqlite.org/releaselog/3_13_0.html|SQLite 3.13.0].</li>
    <li>Update the SQLiteConnection.EnableExtensions method to make use of the new SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION option, when available.&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Prevent the SQLiteCommand.ExecuteScalar method from throwing an exception when there are no result columns.&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Add VerifyOnly method to the SQLiteCommand class.</li>
</ul>
<p>
    <b>1.0.101.0 - April 19, 2016</b>
</p>
<ul>
    <li>Updated to [https://www.sqlite.org/releaselog/3_12_2.html|SQLite 3.12.2].</li>

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