/**
* Outputs DDL for differences in sequences
*
* @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 $sequence) {
if (!pgsql8_schema::contains_sequence($new_schema, $sequence['name'])) {
$ofs->write(pgsql8_sequence::get_drop_sql($old_schema, $sequence) . "\n");
}
}
}
// Add new sequences
foreach (dbx::get_sequences($new_schema) as $sequence) {
if ($old_schema == null || !pgsql8_schema::contains_sequence($old_schema, $sequence['name'])) {
$ofs->write(pgsql8_sequence::get_creation_sql($new_schema, $sequence) . "\n");
}
}
// Alter modified sequences
self::add_modified_sequences($ofs, $old_schema, $new_schema);
}
public static function build_schema($db_doc, $ofs, $table_depends)
{
// schema creation
foreach ($db_doc->schema as $schema) {
$ofs->write(pgsql8_schema::get_creation_sql($schema));
// schema grants
if (isset($schema->grant)) {
foreach ($schema->grant as $grant) {
$ofs->write(pgsql8_permission::get_sql($db_doc, $schema, $schema, $grant) . "\n");
}
}
}
// types: enumerated list, etc
foreach ($db_doc->schema as $schema) {
foreach ($schema->type as $type) {
$ofs->write(pgsql8_type::get_creation_sql($schema, $type) . "\n");
}
}
// table structure creation
foreach ($db_doc->schema as $schema) {
// create defined tables
pgsql8_table::$include_column_default_nextval_in_create_sql = FALSE;
foreach ($schema->table as $table) {
// table definition
$ofs->write(pgsql8_table::get_creation_sql($schema, $table) . "\n");
// table indexes
pgsql8_diff_indexes::diff_indexes_table($ofs, NULL, NULL, $schema, $table);
// table grants
if (isset($table->grant)) {
foreach ($table->grant as $grant) {
$ofs->write(pgsql8_permission::get_sql($db_doc, $schema, $table, $grant) . "\n");
}
}
$ofs->write("\n");
}
pgsql8_table::$include_column_default_nextval_in_create_sql = TRUE;
// sequences contained in the schema
if (isset($schema->sequence)) {
foreach ($schema->sequence as $sequence) {
$ofs->write(pgsql8_sequence::get_creation_sql($schema, $sequence));
// sequence permission grants
if (isset($sequence->grant)) {
foreach ($sequence->grant as $grant) {
$ofs->write(pgsql8_permission::get_sql($db_doc, $schema, $sequence, $grant) . "\n");
}
}
}
}
// add table nextvals that were omitted
foreach ($schema->table as $table) {
if (pgsql8_table::has_default_nextval($table)) {
$ofs->write(pgsql8_table::get_default_nextval_sql($schema, $table) . "\n");
}
}
}
$ofs->write("\n");
// function definitions
foreach ($db_doc->schema as $schema) {
foreach ($schema->function as $function) {
if (pgsql8_function::has_definition($function)) {
$ofs->write(pgsql8_function::get_creation_sql($schema, $function));
// when pg:build_schema() is doing its thing for straight builds, include function permissions
// they are not included in pg_function::get_creation_sql()
foreach (dbx::get_permissions($function) as $function_permission) {
$ofs->write(pgsql8_permission::get_sql($db_doc, $schema, $function, $function_permission) . "\n");
}
}
}
}
$ofs->write("\n");
// maybe move this but here we're defining column defaults fo realz
foreach ($db_doc->schema as $schema) {
foreach ($schema->table as $table) {
$ofs->write(pgsql8_table::define_table_column_defaults($schema, $table));
}
}
// define table primary keys before foreign keys so unique requirements are always met for FOREIGN KEY constraints
foreach ($db_doc->schema as $schema) {
foreach ($schema->table as $table) {
pgsql8_diff_tables::diff_constraints_table($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 ($table['name'] === dbsteward::TABLE_DEPENDENCY_IGNORABLE_NAME) {
// don't do anything with this table, it is a magic internal DBSteward value
continue;
}
pgsql8_diff_tables::diff_constraints_table($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) {
$ofs->write(pgsql8_trigger::get_creation_sql($schema, $trigger));
}
}
}
$ofs->write("\n");
pgsql8_diff_views::create_views_ordered($ofs, null, $db_doc);
// view permission grants
foreach ($db_doc->schema as $schema) {
foreach ($schema->view as $view) {
if (isset($view->grant)) {
foreach ($view->grant as $grant) {
$ofs->write(pgsql8_permission::get_sql($db_doc, $schema, $view, $grant) . "\n");
}
}
}
}
$ofs->write("\n");
// use pgdiff to add any configurationParameters that are defined
pgsql8_diff::update_database_config_parameters($ofs, null, $db_doc);
}