/** * Updates objects in schemas. * * @param ofs1 stage1 output file segmenter * @param ofs3 stage3 output file segmenter * @param $old_database original database * @param $new_database new database */ private static function update_structure($ofs1, $ofs3) { $type_modified_columns = array(); // drop all views in all schemas, regardless whether dependency order is known or not foreach (dbx::get_schemas(dbsteward::$new_database) as $new_schema) { $old_schema = dbx::get_schema(dbsteward::$old_database, $new_schema['name']); $new_schema = dbx::get_schema(dbsteward::$new_database, $new_schema['name']); mssql10_diff_views::drop_views($ofs1, $old_schema, $new_schema); } //@TODO: implement mssql10_language ? no relevant conversion exists see other TODO's stating this //mssql10_diff_languages::diff_languages($ofs1); // if the table dependency order is unknown, bang them in natural order if (!is_array(mssql10_diff::$new_table_dependency)) { foreach (dbx::get_schemas(dbsteward::$new_database) as $new_schema) { //@NOTICE: @TODO: this does not honor old*Name attributes, does it matter? $old_schema = dbx::get_schema(dbsteward::$old_database, $new_schema['name']); mssql10_diff_types::apply_changes($ofs1, $old_schema, $new_schema, $type_modified_columns); mssql10_diff_functions::diff_functions($ofs1, $ofs3, $old_schema, $new_schema); mssql10_diff_sequences::diff_sequences($ofs1, $old_schema, $new_schema); // remove old constraints before table contraints, so the SQL statements succeed mssql10_diff_tables::diff_constraints($ofs1, $old_schema, $new_schema, 'constraint', TRUE); mssql10_diff_tables::diff_constraints($ofs1, $old_schema, $new_schema, 'primaryKey', TRUE); mssql10_diff_tables::drop_tables($ofs3, $old_schema, $new_schema); mssql10_diff_tables::diff_tables($ofs1, $ofs3, $old_schema, $new_schema); mssql10_diff_indexes::diff_indexes($ofs1, $old_schema, $new_schema); mssql10_diff_tables::diff_clusters($ofs1, $old_schema, $new_schema); mssql10_diff_tables::diff_constraints($ofs1, $old_schema, $new_schema, 'primaryKey', FALSE); mssql10_diff_triggers::diff_triggers($ofs1, $old_schema, $new_schema); } // non-primary key constraints may be inter-schema dependant, and dependant on other's primary keys // and therefore should be done after object creation sections foreach (dbx::get_schemas(dbsteward::$new_database) as $new_schema) { $old_schema = dbx::get_schema(dbsteward::$old_database, $new_schema['name']); mssql10_diff_tables::diff_constraints($ofs1, $old_schema, $new_schema, 'constraint', FALSE); } } else { $processed_schemas = array(); for ($i = 0; $i < count(mssql10_diff::$new_table_dependency); $i++) { // find the necessary pointers $item = mssql10_diff::$new_table_dependency[$i]; // @NOTICE: dbsteward::TABLE_DEPENDENCY_IGNORABLE_NAME is NOT checked here because these are schema operations $new_schema = dbx::get_schema(dbsteward::$new_database, $item['schema']['name']); $old_schema = dbx::get_schema(dbsteward::$old_database, $item['schema']['name']); // do all types and functions on their own before table creation // see next loop for other once per schema work if (!in_array(trim($new_schema['name']), $processed_schemas)) { mssql10_diff_types::apply_changes($ofs1, $old_schema, $new_schema, $type_modified_columns); mssql10_diff_functions::diff_functions($ofs1, $ofs3, $old_schema, $new_schema); $processed_schemas[] = trim($new_schema['name']); } } // remove all old constraints before new contraints, in reverse dependency order for ($i = count(mssql10_diff::$old_table_dependency) - 1; $i >= 0; $i--) { // find the necessary pointers $item = mssql10_diff::$old_table_dependency[$i]; if ($item['table']['name'] === dbsteward::TABLE_DEPENDENCY_IGNORABLE_NAME) { // don't do anything with this table, it is a magic internal DBSteward value continue; } $new_schema = dbx::get_schema(dbsteward::$new_database, $item['schema']['name']); $new_table = NULL; if ($new_schema != NULL) { $new_table = dbx::get_table($new_schema, $item['table']['name']); } $old_schema = dbx::get_schema(dbsteward::$old_database, $item['schema']['name']); $old_table = NULL; if ($old_schema != NULL) { $old_table = dbx::get_table($old_schema, $item['table']['name']); } if ($old_table == NULL) { throw new exception("old_table " . $item['schema']['name'] . "." . $item['table']['name'] . " not found. This is not expected as this reverse constraint loop was based on the old_table_dependency list!"); } // @NOTICE: when dropping constraints, dbx::renamed_table_check_pointer() is not called for $old_table // as mssql10_diff_tables::diff_constraints_table() will do rename checking when recreating constraints for renamed tables mssql10_diff_tables::diff_constraints_table($ofs1, $old_schema, $old_table, $new_schema, $new_table, 'constraint', TRUE); mssql10_diff_tables::diff_constraints_table($ofs1, $old_schema, $old_table, $new_schema, $new_table, 'primaryKey', TRUE); } $processed_schemas = array(); for ($i = 0; $i < count(mssql10_diff::$new_table_dependency); $i++) { // find the necessary pointers $item = mssql10_diff::$new_table_dependency[$i]; $new_schema = dbx::get_schema(dbsteward::$new_database, $item['schema']['name']); $new_table = NULL; if ($new_schema != NULL) { $new_table = dbx::get_table($new_schema, $item['table']['name']); } $old_schema = dbx::get_schema(dbsteward::$old_database, $item['schema']['name']); // schema level stuff should only be done once, keep track of which ones we have done // see above for pre table creation stuff // see below for post table creation stuff if (!in_array($new_schema['name'], $processed_schemas)) { mssql10_diff_sequences::diff_sequences($ofs1, $old_schema, $new_schema); $processed_schemas[] = $new_schema['name']; } if ($item['table']['name'] === dbsteward::TABLE_DEPENDENCY_IGNORABLE_NAME) { // don't do anything with this table, it is a magic internal DBSteward value continue; } $old_table = NULL; if ($old_schema != NULL) { $old_table = dbx::get_table($old_schema, $item['table']['name']); } dbx::renamed_table_check_pointer($old_schema, $old_table, $new_schema, $new_table); mssql10_diff_tables::diff_tables($ofs1, $ofs3, $old_schema, $new_schema, $old_table, $new_table); mssql10_diff_indexes::diff_indexes_table($ofs1, $old_schema, $old_table, $new_schema, $new_table); mssql10_diff_tables::diff_clusters_table($ofs1, $old_schema, $old_table, $new_schema, $new_table); mssql10_diff_tables::diff_constraints_table($ofs1, $old_schema, $old_table, $new_schema, $new_table, 'primaryKey', FALSE); mssql10_diff_triggers::diff_triggers_table($ofs1, $old_schema, $old_table, $new_schema, $new_table); mssql10_diff_tables::diff_constraints_table($ofs1, $old_schema, $old_table, $new_schema, $new_table, 'constraint', FALSE); } // drop old tables in reverse dependency order for ($i = count(mssql10_diff::$old_table_dependency) - 1; $i >= 0; $i--) { // find the necessary pointers $item = mssql10_diff::$old_table_dependency[$i]; if ($item['table']['name'] === dbsteward::TABLE_DEPENDENCY_IGNORABLE_NAME) { // don't do anything with this table, it is a magic internal DBSteward value continue; } $new_schema = dbx::get_schema(dbsteward::$new_database, $item['schema']['name']); $new_table = NULL; if ($new_schema != NULL) { $new_table = dbx::get_table($new_schema, $item['table']['name']); } $old_schema = dbx::get_schema(dbsteward::$old_database, $item['schema']['name']); $old_table = NULL; if ($old_schema != NULL) { $old_table = dbx::get_table($old_schema, $item['table']['name']); } if ($old_table == NULL) { throw new exception("old_table " . $item['schema']['name'] . "." . $item['table']['name'] . " not found. This is not expected as this reverse constraint loop was based on the old_table_dependency list!"); } mssql10_diff_tables::drop_tables($ofs3, $old_schema, $new_schema, $old_table, $new_table); } } // create all views in all schemas, regardless whether dependency order is known or not foreach (dbx::get_schemas(dbsteward::$new_database) as $new_schema) { $old_schema = dbx::get_schema(dbsteward::$old_database, $new_schema['name']); $new_schema = dbx::get_schema(dbsteward::$new_database, $new_schema['name']); mssql10_diff_views::create_views($ofs1, $old_schema, $new_schema); } }