Python upscaledb.cursor函数代码示例

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本文整理汇总了Python中upscaledb.cursor函数的典型用法代码示例。如果您正苦于以下问题：Python cursor函数的具体用法？Python cursor怎么用？Python cursor使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了cursor函数的18个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Python代码示例。

示例1: testMoveToNegative

 def testMoveToNegative(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   try:
     c = upscaledb.cursor()
   except TypeError:
     pass
   try:
     c = upscaledb.cursor("blah")
   except TypeError:
     pass
   try:
     c = upscaledb.cursor(db)
     c.move_to(upscaledb.UPS_CURSOR_FIRST)
   except upscaledb.error, (errno, string):
     assert upscaledb.UPS_KEY_NOT_FOUND  == errno

开发者ID:jpexltd，项目名称:upscaledb，代码行数:17，代码来源:cursor.py

示例2: testGetDuplicateCountNegative

 def testGetDuplicateCountNegative(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1, upscaledb.UPS_ENABLE_DUPLICATE_KEYS)
   c = upscaledb.cursor(db)
   try:
     c.get_duplicate_count()
   except upscaledb.error, (errno, string):
     assert upscaledb.UPS_CURSOR_IS_NIL  == errno

开发者ID:jpexltd，项目名称:upscaledb，代码行数:9，代码来源:cursor.py

示例3: testClone

 def testClone(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   c = upscaledb.cursor(db)
   clone = c.clone()
   c.close()
   clone.close()
   db.close()

开发者ID:jpexltd，项目名称:upscaledb，代码行数:9，代码来源:cursor.py

示例4: testGetOverwrite

 def testGetOverwrite(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   c = upscaledb.cursor(db)
   try:
     c.overwrite("asdf")
   except upscaledb.error, (errno, string):
     assert upscaledb.UPS_CURSOR_IS_NIL  == errno

开发者ID:jpexltd，项目名称:upscaledb，代码行数:9，代码来源:cursor.py

示例5: testGetRecordNegative

 def testGetRecordNegative(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   c = upscaledb.cursor(db)
   try:
     c.get_record()
   except upscaledb.error, (errno, string):
     assert upscaledb.UPS_CURSOR_IS_NIL  == errno

开发者ID:jpexltd，项目名称:upscaledb，代码行数:9，代码来源:cursor.py

示例6: testCloneNegative

 def testCloneNegative(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   c = upscaledb.cursor(db)
   try:
     clone = c.clone(13)
   except TypeError:
     pass
   c.close()
   db.close()
   env.close()

开发者ID:jpexltd，项目名称:upscaledb，代码行数:12，代码来源:cursor.py

示例7: testFindNegative

 def testFindNegative(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   db.insert(None, "key1", "value1")
   db.insert(None, "key2", "value2")
   db.insert(None, "key3", "value3")
   c = upscaledb.cursor(db)
   try:
     c.find("key4")
   except upscaledb.error, (errno, string):
     assert upscaledb.UPS_KEY_NOT_FOUND  == errno

开发者ID:jpexltd，项目名称:upscaledb，代码行数:12，代码来源:cursor.py

示例8: testErase

 def testErase(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   c = upscaledb.cursor(db)
   c.insert("key1", "value1")
   assert "key1"  == c.get_key()
   assert "value1"  == c.get_record()
   c.erase()
   try:
     c.find("key1")
   except upscaledb.error, (errno, string):
     assert upscaledb.UPS_KEY_NOT_FOUND  == errno

开发者ID:jpexltd，项目名称:upscaledb，代码行数:13，代码来源:cursor.py

示例9: testMoveTo

 def testMoveTo(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   db.insert(None, "key1", "value1")
   db.insert(None, "key2", "value2")
   db.insert(None, "key3", "value3")
   c = upscaledb.cursor(db)
   c.move_to(upscaledb.UPS_CURSOR_FIRST)
   c.move_to(upscaledb.UPS_CURSOR_NEXT)
   c.move_to(upscaledb.UPS_CURSOR_LAST)
   c.close()
   db.close()
   env.close()

开发者ID:jpexltd，项目名称:upscaledb，代码行数:14，代码来源:cursor.py

示例10: testCursor

 def testCursor(self):
   env = upscaledb.env()
   env.create("test.db", upscaledb.UPS_ENABLE_TRANSACTIONS)
   db = env.create_db(1)
   txn = upscaledb.txn(env)
   c = upscaledb.cursor(db, txn)
   c.insert("key1", "value1")
   c.insert("key2", "value2")
   c.insert("key3", "value3")
   c.find("key1")
   c.erase()
   try:
     c.find("key2")
   except upscaledb.error, (errno, strerror):
     assert upscaledb.UPS_KEY_NOT_FOUND == errno

开发者ID:UIKit0，项目名称:upscaledb，代码行数:15，代码来源:transaction.py

示例11: testGetRecord

 def testGetRecord(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   db.insert(None, "key1", "value1")
   db.insert(None, "key2", "value2")
   db.insert(None, "key3", "value3")
   c = upscaledb.cursor(db)
   c.move_to(upscaledb.UPS_CURSOR_FIRST)
   assert "value1"  == c.get_record()
   c.move_to(upscaledb.UPS_CURSOR_NEXT)
   assert "value2"  == c.get_record()
   c.move_to(upscaledb.UPS_CURSOR_LAST)
   assert "value3"  == c.get_record()
   c.close()
   db.close()
   env.close()

开发者ID:jpexltd，项目名称:upscaledb，代码行数:17，代码来源:cursor.py

示例12: testInsert

 def testInsert(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   c = upscaledb.cursor(db)
   c.insert("key1", "value1")
   assert "key1"  == c.get_key()
   assert "value1"  == c.get_record()
   c.insert("key3", "value3")
   assert "key3"  == c.get_key()
   assert "value3"  == c.get_record()
   c.insert("key2", "value2")
   assert "key2"  == c.get_key()
   assert "value2"  == c.get_record()
   c.close()
   db.close()
   env.close()

开发者ID:jpexltd，项目名称:upscaledb，代码行数:17，代码来源:cursor.py

示例13: testInsertRecno

 def testInsertRecno(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1, upscaledb.UPS_RECORD_NUMBER32)
   c = upscaledb.cursor(db)
   c.insert(1, "value1")
   assert 1  == c.get_key()
   assert "value1"  == c.get_record()
   c.insert(2, "value2")
   c.insert(3, "value3")
   try:
     c.insert("1", "blah")
   except TypeError:
     pass
   c.close()
   db.close()
   env.close()

开发者ID:jpexltd，项目名称:upscaledb，代码行数:17，代码来源:cursor.py

示例14: testGetDuplicateCount

 def testGetDuplicateCount(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1, upscaledb.UPS_ENABLE_DUPLICATE_KEYS)
   c = upscaledb.cursor(db)
   c.insert("key1", "value1")
   assert 1  == c.get_duplicate_count()
   c.insert("key1", "value2", upscaledb.UPS_DUPLICATE)
   assert 2  == c.get_duplicate_count()
   c.insert("key1", "value3", upscaledb.UPS_DUPLICATE)
   assert 3  == c.get_duplicate_count()
   c.erase()
   c.move_to(upscaledb.UPS_CURSOR_FIRST)
   assert 2  == c.get_duplicate_count()
   c.close()
   db.close()
   env.close()

开发者ID:jpexltd，项目名称:upscaledb，代码行数:17，代码来源:cursor.py

示例15: testEraseNegative

 def testEraseNegative(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   c = upscaledb.cursor(db)
   try:
     c.erase(3)
   except TypeError:
     pass
   try:
     c.erase("a", "key2", "value2")
   except TypeError:
     pass
   try:
     c.erase()
   except upscaledb.error, (errno, string):
     assert upscaledb.UPS_CURSOR_IS_NIL  == errno

开发者ID:jpexltd，项目名称:upscaledb，代码行数:17，代码来源:cursor.py

示例16: testFindRecno

 def testFindRecno(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1, upscaledb.UPS_RECORD_NUMBER64)
   db.insert(None, 1, "value1")
   db.insert(None, 2, "value2")
   db.insert(None, 3, "value3")
   c = upscaledb.cursor(db)
   c.find(1)
   assert 1  == c.get_key()
   assert "value1"  == c.get_record()
   try:
     c.find("1")
   except TypeError:
     pass
   c.close()
   db.close()
   env.close()

开发者ID:jpexltd，项目名称:upscaledb，代码行数:18，代码来源:cursor.py

示例17: testInsertNegative

 def testInsertNegative(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1)
   c = upscaledb.cursor(db)
   try:
     c.insert(3, "value1")
   except TypeError:
     pass
   try:
     c.insert("a", "key2", "value2")
   except TypeError:
     pass
   try:
     c.insert()
   except TypeError:
     pass
   try:
     c.insert("key1", "value1")
     c.insert("key1", "value1")
   except upscaledb.error, (errno, string):
     assert upscaledb.UPS_DUPLICATE_KEY  == errno

开发者ID:jpexltd，项目名称:upscaledb，代码行数:22，代码来源:cursor.py

示例18: testGetRecordSize

 def testGetRecordSize(self):
   env = upscaledb.env()
   env.create("test.db")
   db = env.create_db(1, upscaledb.UPS_ENABLE_DUPLICATE_KEYS)
   c = upscaledb.cursor(db)
   c.insert("key1", "v")
   c.insert("key2", "va")
   c.insert("key3", "val")
   c.insert("key4", "valu", upscaledb.UPS_DUPLICATE)
   c.insert("key4", "value", upscaledb.UPS_DUPLICATE)
   c.move_to(upscaledb.UPS_CURSOR_FIRST)
   assert 1 == c.get_record_size()
   c.move_to(upscaledb.UPS_CURSOR_NEXT)
   assert 2 == c.get_record_size()
   c.move_to(upscaledb.UPS_CURSOR_NEXT)
   assert 3 == c.get_record_size()
   c.move_to(upscaledb.UPS_CURSOR_NEXT)
   assert 4 == c.get_record_size()
   c.move_to(upscaledb.UPS_CURSOR_NEXT)
   assert 5 == c.get_record_size()
   c.close()
   db.close()
   env.close()

开发者ID:jpexltd，项目名称:upscaledb，代码行数:23，代码来源:cursor.py

注：本文中的upscaledb.cursor函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。