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MDL-26848 get rid of stupid unsigned columns in the quiz statistics report.

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This commit is contained in:
Tim Hunt 2011-03-17 10:38:51 +00:00
parent 56babbcb76
commit ea003cd59a
3 changed files with 80 additions and 12 deletions
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22
mod/quiz/report/statistics/db/install.xml
View file

@ -13,15 +13,15 @@
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" UNSIGNED="true" SEQUENCE="false" PREVIOUS="allattempts" NEXT="firstattemptscount"/>
<FIELD NAME="firstattemptscount" TYPE="int" LENGTH="10" NOTNULL="true" UNSIGNED="true" SEQUENCE="false" PREVIOUS="timemodified" NEXT="allattemptscount"/>
<FIELD NAME="allattemptscount" TYPE="int" LENGTH="10" NOTNULL="true" UNSIGNED="true" SEQUENCE="false" PREVIOUS="firstattemptscount" NEXT="firstattemptsavg"/>
<FIELD NAME="firstattemptsavg" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="true" SEQUENCE="false" DECIMALS="5" PREVIOUS="allattemptscount" NEXT="allattemptsavg"/>
<FIELD NAME="allattemptsavg" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="true" SEQUENCE="false" DECIMALS="5" PREVIOUS="firstattemptsavg" NEXT="median"/>
<FIELD NAME="median" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="true" SEQUENCE="false" DECIMALS="5" PREVIOUS="allattemptsavg" NEXT="standarddeviation"/>
<FIELD NAME="standarddeviation" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="true" SEQUENCE="false" DECIMALS="5" PREVIOUS="median" NEXT="skewness"/>
<FIELD NAME="firstattemptsavg" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="5" PREVIOUS="allattemptscount" NEXT="allattemptsavg"/>
<FIELD NAME="allattemptsavg" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="5" PREVIOUS="firstattemptsavg" NEXT="median"/>
<FIELD NAME="median" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="5" PREVIOUS="allattemptsavg" NEXT="standarddeviation"/>
<FIELD NAME="standarddeviation" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="5" PREVIOUS="median" NEXT="skewness"/>
<FIELD NAME="skewness" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="10" PREVIOUS="standarddeviation" NEXT="kurtosis"/>
<FIELD NAME="kurtosis" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="5" PREVIOUS="skewness" NEXT="cic"/>
<FIELD NAME="cic" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="10" PREVIOUS="kurtosis" NEXT="errorratio"/>
<FIELD NAME="errorratio" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="true" SEQUENCE="false" DECIMALS="10" PREVIOUS="cic" NEXT="standarderror"/>
<FIELD NAME="standarderror" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="true" SEQUENCE="false" DECIMALS="10" PREVIOUS="errorratio"/>
<FIELD NAME="errorratio" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="10" PREVIOUS="cic" NEXT="standarderror"/>
<FIELD NAME="standarderror" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="10" PREVIOUS="errorratio"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
@ -34,14 +34,14 @@
<FIELD NAME="questionid" TYPE="int" LENGTH="10" NOTNULL="true" UNSIGNED="true" SEQUENCE="false" PREVIOUS="quizstatisticsid" NEXT="subquestion"/>
<FIELD NAME="subquestion" TYPE="int" LENGTH="4" NOTNULL="true" UNSIGNED="true" SEQUENCE="false" PREVIOUS="questionid" NEXT="s"/>
<FIELD NAME="s" TYPE="int" LENGTH="10" NOTNULL="true" UNSIGNED="true" DEFAULT="0" SEQUENCE="false" PREVIOUS="subquestion" NEXT="effectiveweight"/>
<FIELD NAME="effectiveweight" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="true" SEQUENCE="false" DECIMALS="5" PREVIOUS="s" NEXT="negcovar"/>
<FIELD NAME="effectiveweight" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="5" PREVIOUS="s" NEXT="negcovar"/>
<FIELD NAME="negcovar" TYPE="int" LENGTH="2" NOTNULL="true" UNSIGNED="true" DEFAULT="0" SEQUENCE="false" PREVIOUS="effectiveweight" NEXT="discriminationindex"/>
<FIELD NAME="discriminationindex" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="5" PREVIOUS="negcovar" NEXT="discriminativeefficiency"/>
<FIELD NAME="discriminativeefficiency" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="5" PREVIOUS="discriminationindex" NEXT="sd"/>
<FIELD NAME="sd" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="true" SEQUENCE="false" DECIMALS="10" PREVIOUS="discriminativeefficiency" NEXT="facility"/>
<FIELD NAME="facility" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="true" SEQUENCE="false" DECIMALS="10" PREVIOUS="sd" NEXT="subquestions"/>
<FIELD NAME="sd" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="10" PREVIOUS="discriminativeefficiency" NEXT="facility"/>
<FIELD NAME="facility" TYPE="number" LENGTH="15" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="10" PREVIOUS="sd" NEXT="subquestions"/>
<FIELD NAME="subquestions" TYPE="text" LENGTH="medium" NOTNULL="false" SEQUENCE="false" PREVIOUS="facility" NEXT="maxgrade"/>
<FIELD NAME="maxgrade" TYPE="number" LENGTH="12" NOTNULL="false" UNSIGNED="true" SEQUENCE="false" DECIMALS="7" PREVIOUS="subquestions" NEXT="positions"/>
<FIELD NAME="maxgrade" TYPE="number" LENGTH="12" NOTNULL="false" UNSIGNED="false" SEQUENCE="false" DECIMALS="7" PREVIOUS="subquestions" NEXT="positions"/>
<FIELD NAME="positions" TYPE="text" LENGTH="medium" NOTNULL="false" SEQUENCE="false" COMMENT="positions in which this item appears. Only used for random questions." PREVIOUS="maxgrade"/>
</FIELDS>
<KEYS>
@ -57,7 +57,7 @@
<FIELD NAME="aid" TYPE="int" LENGTH="10" NOTNULL="true" UNSIGNED="true" SEQUENCE="false" PREVIOUS="subqid" NEXT="response"/>
<FIELD NAME="response" TYPE="text" LENGTH="big" NOTNULL="false" SEQUENCE="false" PREVIOUS="aid" NEXT="rcount"/>
<FIELD NAME="rcount" TYPE="int" LENGTH="10" NOTNULL="false" UNSIGNED="true" SEQUENCE="false" PREVIOUS="response" NEXT="credit"/>
<FIELD NAME="credit" TYPE="number" LENGTH="15" NOTNULL="true" UNSIGNED="true" SEQUENCE="false" DECIMALS="5" PREVIOUS="rcount"/>
<FIELD NAME="credit" TYPE="number" LENGTH="15" NOTNULL="true" UNSIGNED="false" SEQUENCE="false" DECIMALS="5" PREVIOUS="rcount"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>

68
mod/quiz/report/statistics/db/upgrade.php
View file

@ -160,6 +160,74 @@ function xmldb_quiz_statistics_upgrade($oldversion) {
upgrade_plugin_savepoint(true, 2008112100, 'quizreport', 'statistics');
}
if ($oldversion < 2008112101) {
// Removed stupid UNSIGNED from all NUMBER columns in the quiz_statistics table.
$table = new xmldb_table('quiz_statistics');
// Change of sign for field firstattemptsavg
$field = new xmldb_field('firstattemptsavg', XMLDB_TYPE_NUMBER, '15, 5', null, null, null, null, 'allattemptscount');
$dbman->change_field_unsigned($table, $field);
// Change of sign for field allattemptsavg
$field = new xmldb_field('allattemptsavg', XMLDB_TYPE_NUMBER, '15, 5', null, null, null, null, 'firstattemptsavg');
$dbman->change_field_unsigned($table, $field);
// Change of sign for field median
$field = new xmldb_field('median', XMLDB_TYPE_NUMBER, '15, 5', null, null, null, null, 'allattemptsavg');
$dbman->change_field_unsigned($table, $field);
// Change of sign for field standarddeviation
$field = new xmldb_field('standarddeviation', XMLDB_TYPE_NUMBER, '15, 5', null, null, null, null, 'median');
$dbman->change_field_unsigned($table, $field);
// Change of sign for field errorratio
$field = new xmldb_field('errorratio', XMLDB_TYPE_NUMBER, '15, 10', null, null, null, null, 'cic');
$dbman->change_field_unsigned($table, $field);
// Change of sign for field standarderror
$field = new xmldb_field('standarderror', XMLDB_TYPE_NUMBER, '15, 10', null, null, null, null, 'errorratio');
$dbman->change_field_unsigned($table, $field);
// statistics savepoint reached
upgrade_plugin_savepoint(true, 2008112101, 'quiz', 'statistics');
}
if ($oldversion < 2008112102) {
// Removed stupid UNSIGNED from all NUMBER columns in the quiz_question_statistics table.
$table = new xmldb_table('quiz_question_statistics');
// Change of sign for field effectiveweight
$field = new xmldb_field('effectiveweight', XMLDB_TYPE_NUMBER, '15, 5', null, null, null, null, 's');
$dbman->change_field_unsigned($table, $field);
// Change of sign for field sd
$field = new xmldb_field('sd', XMLDB_TYPE_NUMBER, '15, 10', null, null, null, null, 'discriminativeefficiency');
$dbman->change_field_unsigned($table, $field);
// Change of sign for field facility
$field = new xmldb_field('facility', XMLDB_TYPE_NUMBER, '15, 10', null, null, null, null, 'sd');
$dbman->change_field_unsigned($table, $field);
// Change of sign for field maxgrade
$field = new xmldb_field('maxgrade', XMLDB_TYPE_NUMBER, '12, 7', null, null, null, null, 'subquestions');
$dbman->change_field_unsigned($table, $field);
// statistics savepoint reached
upgrade_plugin_savepoint(true, 2008112102, 'quiz', 'statistics');
}
if ($oldversion < 2008112103) {
// Removed stupid UNSIGNED from all NUMBER columns in the quiz_question_response_stats table.
$table = new xmldb_table('quiz_question_response_stats');
// Change of sign for field credit
$field = new xmldb_field('credit', XMLDB_TYPE_NUMBER, '15, 5', null, null, null, null, 'rcount');
$dbman->change_field_unsigned($table, $field);
// statistics savepoint reached
upgrade_plugin_savepoint(true, 2008112103, 'quiz', 'statistics');
}
return true;
}

2
mod/quiz/report/statistics/version.php
View file

@ -1,2 +1,2 @@
<?php
$plugin->version = 2008112100; // The (date) version of this module
$plugin->version = 2008112103; // The (date) version of this module