コード例 #1
0
 /**
  * Outputs DDL for differences in functions
  *
  * @param $ofs1       stage1 output pointer
  * @param $ofs3       stage3 output pointer
  * @param $old_schema original schema
  * @param $new_schema new schema
  */
 public static function diff_functions($ofs1, $ofs3, $old_schema, $new_schema)
 {
     // drop functions that no longer exist in stage 3
     if ($old_schema != null) {
         foreach (dbx::get_functions($old_schema) as $old_function) {
             if (!mysql5_schema::contains_function($new_schema, mysql5_function::get_declaration($new_schema, $old_function))) {
                 $ofs3->write(mysql5_function::get_drop_sql($old_schema, $old_function) . "\n");
             }
         }
     }
     // Add new functions and replace modified functions
     foreach (dbx::get_functions($new_schema) as $new_function) {
         $old_function = null;
         if ($old_schema != null) {
             $old_function = dbx::get_function($old_schema, $new_function['name'], mysql5_function::get_declaration($new_schema, $new_function));
         }
         if ($old_function == null || !mysql5_function::equals($new_schema, $new_function, $old_function, mysql5_diff::$ignore_function_whitespace)) {
             $ofs1->write(mysql5_function::get_creation_sql($new_schema, $new_function) . "\n");
         } else {
             if (isset($new_function['forceRedefine']) && strcasecmp($new_function['forceRedefine'], 'true') == 0) {
                 $ofs1->write("-- DBSteward insists on function recreation: {$new_schema['name']}.{$new_function['name']} has forceRedefine set to true\n");
                 $ofs1->write(mysql5_function::get_creation_sql($new_schema, $new_function) . "\n");
             } else {
                 if (mysql5_schema::contains_type($new_schema, $new_function['returns']) && mysql5_schema::contains_type($old_schema, $new_function['returns']) && !mysql5_type::equals(dbx::get_type($old_schema, $new_function['returns']), dbx::get_type($new_schema, $new_function['returns']))) {
                     $ofs1->write("-- Force function re-creation {$new_function['name']} for type: {$new_function['returns']}\n");
                     $ofs1->write(mysql5_function::get_creation_sql($new_schema, $new_function) . "\n");
                 }
             }
         }
     }
 }
コード例 #2
0
 protected static function drop_old_schemas($ofs)
 {
     $drop_sequences = array();
     if (is_array(mysql5_diff::$old_table_dependency)) {
         $deps = mysql5_diff::$old_table_dependency;
         $processed_schemas = array();
         foreach ($deps as $dep) {
             $old_schema = $dep['schema'];
             if (!dbx::get_schema(dbsteward::$new_database, $old_schema['name'])) {
                 // this schema is being dropped, drop all children objects in it
                 if (!in_array(trim($old_schema['name']), $processed_schemas)) {
                     // this schema hasn't been processed yet, go ahead and drop views, types, functions, sequences
                     // only do it once per schema
                     foreach ($old_schema->type as $node_type) {
                         $ofs->write(mysql5_type::get_drop_sql($old_schema, $node_type) . "\n");
                     }
                     foreach ($old_schema->function as $node_function) {
                         $ofs->write(mysql5_function::get_drop_sql($old_schema, $node_function) . "\n");
                     }
                     foreach ($old_schema->sequence as $node_sequence) {
                         $ofs->write(mysql5_sequence::get_drop_sql($old_schema, $node_sequence) . "\n");
                     }
                     $processed_schemas[] = trim($old_schema['name']);
                 }
                 if ($dep['table']['name'] === dbsteward::TABLE_DEPENDENCY_IGNORABLE_NAME) {
                     // don't do anything with this table, it is a magic internal DBSteward value
                     continue;
                 }
                 // constraints, indexes, triggers will be deleted along with the tables they're attached to
                 // tables will drop themselves later on
                 // $ofs->write(mysql5_table::get_drop_sql($old_schema, $dep['table']) . "\n");
                 $table_name = mysql5::get_fully_qualified_table_name($dep['schema']['name'], $dep['table']['name']);
                 $ofs->write("-- {$table_name} triggers, indexes, constraints will be implicitly dropped when the table is dropped\n");
                 $ofs->write("-- {$table_name} will be dropped later according to table dependency order\n");
                 // table sequences need dropped separately
                 foreach (mysql5_table::get_sequences_needed($old_schema, $dep['table']) as $node_sequence) {
                     $ofs->write(mysql5_sequence::get_drop_sql($old_schema, $node_sequence) . "\n");
                 }
             }
         }
     } else {
         foreach (dbsteward::$old_database->schema as $old_schema) {
             if (!dbx::get_schema(dbsteward::$new_database, $old_schema['name'])) {
                 foreach ($old_schema->type as $node_type) {
                     $ofs->write(mysql5_type::get_drop_sql($old_schema, $node_type) . "\n");
                 }
                 foreach ($old_schema->function as $node_function) {
                     $ofs->write(mysql5_function::get_drop_sql($old_schema, $node_function) . "\n");
                 }
                 foreach ($old_schema->sequence as $node_sequence) {
                     $ofs->write(mysql5_sequence::get_drop_sql($old_schema, $node_sequence) . "\n");
                 }
                 foreach ($old_schema->table as $node_table) {
                     // tables will drop themselves later on
                     // $ofs->write(mysql5_table::get_drop_sql($old_schema, $node_table) . "\n");
                     $table_name = mysql5::get_fully_qualified_table_name($old_schema['name'], $node_table['name']);
                     $ofs->write("-- {$table_name} triggers, indexes, constraints will be implicitly dropped when the table is dropped\n");
                     $ofs->write("-- {$table_name} will be dropped later according to table dependency order\n");
                     foreach (mysql5_table::get_sequences_needed($old_schema, $node_table) as $node_sequence) {
                         $ofs->write(mysql5_sequence::get_drop_sql($old_schema, $node_sequence) . "\n");
                     }
                 }
             }
         }
     }
 }
コード例 #3
0
    public function testOtherFormats()
    {
        $xml = <<<XML
<schema name="test" owner="ROLE_OWNER">
  <function name="test_fn" returns="text" securityDefiner="true">
    <functionParameter name="a" type="text"/>
    <functionParameter name="b" type="int"/>
    <functionParameter name="c" type="date"/>
    <functionDefinition language="tsql" sqlFormat="mssql10">
      RETURN 'xyz';
    </functionDefinition>
  </function>
</schema>
XML;
        $schema = new SimpleXMLElement($xml);
        $this->assertEquals("-- Not dropping function 'test_fn' - no definitions for mysql5", trim(mysql5_function::get_drop_sql($schema, $schema->function)));
        try {
            mysql5_function::get_creation_sql($schema, $schema->function);
        } catch (Exception $ex) {
            if (stripos($ex->getMessage(), 'no function definitions in a known language for format mysql5') === false) {
                throw $ex;
            }
            $xml = <<<XML
<schema name="test" owner="ROLE_OWNER">
  <function name="test_fn" returns="text" securityDefiner="true">
    <functionParameter name="a" type="text"/>
    <functionParameter name="b" type="int"/>
    <functionParameter name="c" type="date"/>
    <functionDefinition language="sql" sqlFormat="mysql5">
      RETURN 'xyz';
    </functionDefinition>
    <functionDefinition language="sql" sqlFormat="mysql5">
      RETURN 'xyz';
    </functionDefinition>
  </function>
</schema>
XML;
            $schema = new SimpleXMLElement($xml);
            try {
                mysql5_function::get_creation_sql($schema, $schema->function);
            } catch (Exception $ex) {
                if (stripos($ex->getMessage(), 'duplicate function definition for mysql5/sql') === false) {
                    throw $ex;
                }
                return;
            }
            $this->fail('Expected exception for duplicate function definitions');
        }
        $this->fail('Expected exception for no function definitions');
    }