/**
  * Outputs DDL for differences in sequences
  * @NOTICE note that sequences are created/handled for MSSQL by mssql10_bit_table
  *
  * @param $ofs        output file pointer
  * @param $old_schema original schema
  * @param $new_schema new schema
  */
 public static function diff_sequences($ofs, $old_schema, $new_schema)
 {
     // Drop sequences that do not exist in new schema
     if ($old_schema != NULL) {
         foreach (dbx::get_sequences($old_schema) as $sequence) {
             if (!mssql10_schema::contains_sequence($new_schema, $sequence['name'])) {
                 $ofs->write(mssql10_bit_table::get_drop_sql($old_schema, $sequence) . "\n");
             }
         }
     }
     // Add new sequences
     foreach (dbx::get_sequences($new_schema) as $sequence) {
         if ($old_schema == NULL || !mssql10_schema::contains_sequence($old_schema, $sequence['name'])) {
             $ofs->write(mssql10_bit_table::get_creation_sql($new_schema, $sequence) . "\n");
         }
     }
     // Alter modified sequences
     self::add_modified_sequences($ofs, $old_schema, $new_schema);
 }
Пример #2
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 public function build_schema($db_doc, $ofs, $table_depends)
 {
     // explicitly create the ROLE_APPLICATION
     // webservers connect as a user granted this role
     $ofs->write("CREATE ROLE " . $db_doc->database->role->application . ";\n");
     // schema creation
     foreach ($db_doc->schema as $schema) {
         $ofs->write(mssql10_schema::get_creation_sql($schema));
         // schema grants
         if (isset($schema->grant)) {
             foreach ($schema->grant as $grant) {
                 $ofs->write(mssql10_permission::get_sql($db_doc, $schema, $schema, $grant) . "\n");
             }
         }
     }
     // types: enumerated list, etc
     foreach ($db_doc->schema as $schema) {
         foreach ($schema->type as $type) {
             $ofs->write(mssql10_type::get_creation_sql($schema, $type) . "\n");
         }
     }
     // function definitions
     foreach ($db_doc->schema as $schema) {
         foreach ($schema->function as $function) {
             if (mssql10_function::has_definition($function)) {
                 $ofs->write(mssql10_function::get_creation_sql($schema, $function));
             }
         }
     }
     $ofs->write("\n");
     // table structure creation
     foreach ($db_doc->schema as $schema) {
         // create defined tables
         foreach ($schema->table as $table) {
             // table definition
             $ofs->write(mssql10_table::get_creation_sql($schema, $table) . "\n");
             // table indexes
             mssql10_diff_indexes::diff_indexes_table($ofs, NULL, NULL, $schema, $table);
             // table grants
             if (isset($table->grant)) {
                 foreach ($table->grant as $grant) {
                     $ofs->write(mssql10_permission::get_sql($db_doc, $schema, $table, $grant) . "\n");
                 }
             }
             $ofs->write("\n");
         }
         // sequences contained in the schema
         if (isset($schema->sequence)) {
             foreach ($schema->sequence as $sequence) {
                 $ofs->write(mssql10_bit_table::get_creation_sql($schema, $sequence) . "\n");
                 // sequence permission grants
                 if (isset($sequence->grant)) {
                     foreach ($sequence->grant as $grant) {
                         $ofs->write(mssql10_permission::get_sql($db_doc, $schema, $sequence, $grant) . "\n");
                     }
                 }
             }
         }
     }
     $ofs->write("\n");
     // define table primary keys before foreign keys so unique requirements are always met for FOREIGN KEY constraints
     foreach ($db_doc->schema as $schema) {
         foreach ($schema->table as $table) {
             mssql10_diff_tables::diff_constraints_table($ofs, NULL, NULL, $schema, $table, 'primaryKey', FALSE);
         }
     }
     $ofs->write("\n");
     // foreign key references
     // use the dependency order to specify foreign keys in an order that will satisfy nested foreign keys and etc
     for ($i = 0; $i < count($table_depends); $i++) {
         $schema = $table_depends[$i]['schema'];
         $table = $table_depends[$i]['table'];
         if ($table['name'] === dbsteward::TABLE_DEPENDENCY_IGNORABLE_NAME) {
             // don't do anything with this table, it is a magic internal DBSteward value
             continue;
         }
         mssql10_diff_tables::diff_constraints_table($ofs, NULL, NULL, $schema, $table, 'constraint', FALSE);
     }
     $ofs->write("\n");
     // trigger definitions
     foreach ($db_doc->schema as $schema) {
         foreach ($schema->trigger as $trigger) {
             // only do triggers set to the current sql format
             if (strcasecmp($trigger['sqlFormat'], dbsteward::get_sql_format()) == 0) {
                 $ofs->write(mssql10_trigger::get_creation_sql($schema, $trigger));
             }
         }
     }
     $ofs->write("\n");
     // view creation
     foreach ($db_doc->schema as $schema) {
         foreach ($schema->view as $view) {
             $ofs->write(mssql10_view::get_creation_sql($schema, $view));
             // view permission grants
             if (isset($view->grant)) {
                 foreach ($view->grant as $grant) {
                     $ofs->write(mssql10_permission::get_sql($db_doc, $schema, $view, $grant) . "\n");
                 }
             }
         }
     }
     $ofs->write("\n");
     // @TODO: database configurationParameter support needed ?
 }