Merge branch 'm35_MDL-59596_DDL_Issues_With_MariaDB_10p2_SQLMode' of https://github.com/scara/moodle

This commit is contained in:
David Monllao 2018-05-28 08:15:09 +02:00
commit 17ed12eb17
3 changed files with 35 additions and 0 deletions

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@ -321,6 +321,27 @@ class mysql_sql_generator extends sql_generator {
return $sqls;
}
public function getAlterFieldSQL($xmldb_table, $xmldb_field, $skip_type_clause = NULL, $skip_default_clause = NULL, $skip_notnull_clause = NULL)
{
$tablename = $xmldb_table->getName();
$dbcolumnsinfo = $this->mdb->get_columns($tablename);
if (($this->mdb->has_breaking_change_sqlmode()) &&
($dbcolumnsinfo[$xmldb_field->getName()]->meta_type == 'X') &&
($xmldb_field->getType() == XMLDB_TYPE_INTEGER)) {
// Ignore 1292 ER_TRUNCATED_WRONG_VALUE Truncated incorrect INTEGER value: '%s'.
$altercolumnsqlorig = $this->alter_column_sql;
$this->alter_column_sql = str_replace('ALTER TABLE', 'ALTER IGNORE TABLE', $this->alter_column_sql);
$result = parent::getAlterFieldSQL($xmldb_table, $xmldb_field, $skip_type_clause, $skip_default_clause, $skip_notnull_clause);
// Restore the original ALTER SQL statement pattern.
$this->alter_column_sql = $altercolumnsqlorig;
return $result;
}
return parent::getAlterFieldSQL($xmldb_table, $xmldb_field, $skip_type_clause, $skip_default_clause, $skip_notnull_clause);
}
/**
* Given one correct xmldb_table, returns the SQL statements
* to create temporary table (inside one array).

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@ -94,6 +94,12 @@ class mariadb_native_moodle_database extends mysqli_native_moodle_database {
return version_compare($version, '10.2.7', '>=');
}
public function has_breaking_change_sqlmode() {
$version = $this->get_server_info()['version'];
// Breaking change since 10.2.4: https://mariadb.com/kb/en/the-mariadb-library/sql-mode/#setting-sql_mode.
return version_compare($version, '10.2.4', '>=');
}
/**
* It is time to require transactions everywhere.
*

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@ -817,6 +817,14 @@ class mysqli_native_moodle_database extends moodle_database {
return false;
}
/**
* Indicates whether SQL_MODE default value has changed in a not backward compatible way.
* @return boolean True when SQL_MODE breaks BC; otherwise, false.
*/
public function has_breaking_change_sqlmode() {
return false;
}
/**
* Returns moodle column info for raw column from information schema.
* @param stdClass $rawcolumn