/** * Create all new or modified views * * @param $ofs output file segmenter * @param $old_schema original schema * @param $new_schema new schema */ public static function create_views($ofs, $old_schema, $new_schema) { foreach (dbx::get_views($new_schema) as $new_view) { if ($old_schema == NULL || !mssql10_schema::contains_view($old_schema, $new_view['name']) || self::is_view_modified(dbx::get_view($old_schema, $new_view['name']), $new_view)) { $ofs->write(mssql10_view::get_creation_sql($new_schema, $new_view)); } } }
/** * Outputs commands for dropping types. * * @param $ofs output file pointer * @param $old_schema original schema * @param $new_schema new schema */ private static function drop_types($ofs, $old_schema, $new_schema) { if ($old_schema != NULL) { foreach (dbx::get_types($old_schema) as $type) { if (!mssql10_schema::contains_type($new_schema, $type['name'])) { $ofs->write(mssql10_type::get_drop_sql($new_schema, $type) . "\n"); } } } }
/** * 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); }
/** * 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 $old_function) { if (!mssql10_schema::contains_function($new_schema, mssql10_function::get_declaration($new_schema, $old_function))) { $ofs3->write(mssql10_function::get_drop_sql($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, $new_function['name'], mssql10_function::get_declaration($new_schema, $new_function)); } if ($old_function == NULL) { $ofs1->write(mssql10_function::get_creation_sql($new_schema, $new_function) . "\n"); } else { if (!mssql10_function::equals($new_schema, $new_function, $old_function, mssql10_diff::$ignore_function_whitespace)) { // functions are not equal, old_function is not null, it previously existed // for MSSQL, there is no CREATE OR REPLACE FUNCTION, so drop the function explicitly $ofs1->write(mssql10_function::get_drop_sql($old_schema, $old_function) . "\n"); $ofs1->write(mssql10_function::get_creation_sql($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"); $ofs1->write(mssql10_function::get_creation_sql($new_schema, $new_function) . "\n"); } else { if (mssql10_schema::contains_type($new_schema, $new_function['returns']) && mssql10_schema::contains_type($old_schema, $new_function['returns']) && !mssql10_type::equals(dbx::get_type($old_schema, $new_function['returns']), dbx::get_type($new_schema, $new_function['returns']))) { $ofs1->write("-- dbstward insisting on function re-creation " . $new_function['name'] . " for type " . $new_function['returns'] . " definition change\n"); $ofs1->write(mssql10_function::get_drop_sql($old_schema, $old_function) . "\n"); $ofs1->write(mssql10_function::get_creation_sql($new_schema, $new_function) . "\n"); } } } } } }
/** * Creates new schemas (not the objects inside the schemas) * * @param $ofs output file segmenter */ private static function create_new_schemas($ofs) { foreach (dbx::get_schemas(dbsteward::$new_database) as $new_schema) { if (dbx::get_schema(dbsteward::$old_database, $new_schema['name']) == NULL) { dbsteward::info("Crate New Schema " . $new_schema['name']); $ofs->write(mssql10_schema::get_creation_sql($new_schema)); } } }
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"); } } } } $ofs->write("\n"); // @TODO: database configurationParameter support needed ? }
public static function diff_data($ofs, $old_schema, $new_schema) { foreach (dbx::get_tables($new_schema) as $new_table) { $old_table = NULL; // does the old contain the new? if ($old_schema != NULL && mssql10_schema::contains_table($old_schema, $new_table['name'])) { $old_table = dbx::get_table($old_schema, $new_table['name']); } $ofs->write(mssql10_diff_tables::get_data_sql($old_schema, $old_table, $new_schema, $new_table)); } }