Lines Matching refs:null
53 private String dbfile = null;
56 * Reference to meta data or null.
58 private JDBCDatabaseMetaData meta = null;
79 if (db != null) {
98 if (db != null) {
109 DatabaseX dbx = null;
122 dbx.exec("PRAGMA short_column_names = off;", null);
123 dbx.exec("PRAGMA full_column_names = on;", null);
124 dbx.exec("PRAGMA empty_result_callbacks = on;", null);
126 dbx.exec("PRAGMA show_datatypes = on;", null);
160 if (pwd != null && pwd.length() > 0) {
168 if (db != null) {
176 useJulian = drep != null &&
207 if (meta == null) {
220 if (db != null) {
223 db = null;
231 return db == null;
242 if (db == null) {
249 db.exec("COMMIT", null);
261 return null;
269 return null;
307 if (db == null) {
314 db.exec("ROLLBACK", null);
322 if (ac && intrans && db != null) {
324 db.exec("ROLLBACK", null);
342 DatabaseX dbx = null;
347 dbx = null;
352 if (dbx != null) {
365 String flag = null;
373 if (flag != null) {
375 db.exec("PRAGMA read_uncommitted = " + flag + ";", null);
