Function complete_table_manip

db/db_sqlite3.c:525–570

}

static bool complete_table_manip(struct db *db,
				 const char *tablename,
				 const char **coldefs,
				 const char **oldcolnames)
{
	char *create_cmd, *insert_cmd, *drop_cmd;

	/* Create table */
	create_cmd = tal_fmt(tmpctx, "CREATE TABLE %s (", tablename);
	for (size_t i = 0; i < tal_count(coldefs); i++) {
		if (i != 0)
			tal_append_fmt(&create_cmd, ", ");
		tal_append_fmt(&create_cmd, "%s", coldefs[i]);
	}
	tal_append_fmt(&create_cmd, ";");

	db_exec_prepared_v2(take(db_prepare_untranslated(db, create_cmd)));

	/* Populate table from old one */
	insert_cmd = tal_fmt(tmpctx, "INSERT INTO %s SELECT ", tablename);
	for (size_t i = 0; i < tal_count(oldcolnames); i++) {
		if (i != 0)
			tal_append_fmt(&insert_cmd, ", ");
		tal_append_fmt(&insert_cmd, "%s", oldcolnames[i]);
	}
	tal_append_fmt(&insert_cmd, " FROM temp_%s;", tablename);

	db_exec_prepared_v2(take(db_prepare_untranslated(db, insert_cmd)));

	/* Cleanup temp table */
	drop_cmd = tal_fmt(tmpctx, "DROP TABLE temp_%s;", tablename);
	db_exec_prepared_v2(take(db_prepare_untranslated(db, drop_cmd)));
	db_commit_transaction(db);

	/* Allow links between them (esp. cascade deletes!) */
	db->in_transaction = "Not really";
	db_prepare_for_changes(db);
	db_exec_prepared_v2(take(db_prepare_untranslated(db,
					       "PRAGMA foreign_keys = ON;")));
	db_report_changes(db, NULL, 0);
	db->in_transaction = NULL;

	/* migrations are performed inside transactions, so start one. */
	db_begin_transaction(db);
	return true;
}

static bool db_sqlite3_rename_column(struct db *db,
				     const char *tablename,