def showTables(database: str) -> list:
try:
retorno = []
db = __buscarLlaveBaseDato(database)
tablas = db[2]
if db is not None:
modoDB = db[0]
if modoDB == "avl":
retorno = avl.showTables(database)
elif modoDB == "b":
retorno = b.showTables(database)
elif modoDB == "bplus":
retorno = bPlus.showTables(database)
elif modoDB == "dict":
retorno = dic.showTables(database)
elif modoDB == "isam":
retorno = isam.showTables(database)
elif modoDB == "json":
retorno = json.showTables(database)
elif modoDB == "hash":
retorno = hash.showTables(database)
if tablas:
for x in tablas:
retorno.append(str(x))
return retorno
else:
return None
except Exception:
return None
def checksumDatabase(database, mode: str):
objet_mode, index = get_object_mode(database)
if objet_mode is None: return None
mode_db = objet_mode.get_mode()
# sha256 -> 1
if mode.lower().strip() == "sha256":
data = ""
if mode_db.lower().strip() == "avl":
data = avl.showTables(database)
elif mode_db.lower().strip() == "b":
data = list()
for tables in b.showTables(database):
data.append(b.extractTable(database, tables))
elif mode_db.lower().strip() == "bPlus".lower():
data = bPlus.showTables(database)
elif mode_db.lower().strip() == "dict":
data = diccionario.showTables(database)
elif mode_db.lower().strip() == "hash":
data = hash.showTables(database)
elif mode_db.lower().strip() == "isam":
data = isam.showTables(database)
elif mode_db.lower().strip() == "json":
data = json.showTables(database)
return checksum_database(1, database, mode_db, data)
# md5 -> 2
elif mode.lower().strip() == "md5":
data = ""
if mode_db.lower().strip() == "avl":
data = avl.showTables(database)
elif mode_db.lower().strip() == "b":
data = list()
for tables in b.showTables(database):
data.append(b.extractTable(database, tables))
elif mode_db.lower().strip() == "bPlus".lower():
data = bPlus.showTables(database)
elif mode_db.lower().strip() == "dict":
data = diccionario.showTables(database)
elif mode_db.lower().strip() == "hash":
data = hash.showTables(database)
elif mode_db.lower().strip() == "isam":
data = isam.showTables(database)
elif mode_db.lower().strip() == "json":
data = json.showTables(database)
return checksum_database(2, database, mode_db, data)
else:
return None
def alterDatabaseMode(database: str, mode: str):
ModeDB, indexDB = exist_Alter(database)
mode_list.pop(indexDB)
createDatabase(database, mode, ModeDB.get_encondig())
if ModeDB:
oldMode = ModeDB.get_mode()
if oldMode.lower().strip() == "avl":
tables = avl.showTables(database)
for tabla in tables:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(database, tabla, numberColumns, mode, listaDatos)
avl.dropDatabase(database)
elif oldMode.lower().strip() == "b":
tables = b.showTables(database)
for tabla in tables:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(database, tabla, numberColumns, mode, listaDatos)
b.dropDatabase(database)
elif oldMode.lower().strip() == "bPlus".lower():
tables = bPlus.showTables(database)
for tabla in tables:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(database, tabla, numberColumns, mode, listaDatos)
bPlus.dropDatabase(database)
elif oldMode.lower().strip() == "dict":
tables = diccionario.showTables(database)
for tabla in tables:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(database, tabla, numberColumns, mode, listaDatos)
diccionario.dropDatabase(database)
elif oldMode.lower().strip() == "isam":
tables = isam.showTables(database)
for tabla in tables:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(database, tabla, numberColumns, mode, listaDatos)
isam.dropDatabase(database)
elif oldMode.lower().strip() == "hash":
tables = hash.showTables(database)
for tabla in tables:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(database, tabla, numberColumns, mode, listaDatos)
hash.dropDatabase(database)
elif oldMode.lower().strip() == "json":
tables = json.showTables(database)
for tabla in tables:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(database, tabla, numberColumns, mode, listaDatos)
json.dropDatabase(database)
def obtenerTablas(database, estructura):
val = []
if estructura == 0:
val = avl_mode.showTables(database)
elif estructura == 1:
val = b_mode.showTables(database)
elif estructura == 2:
val = bplus_mode.showTables(database)
elif estructura == 3:
val = dict_mode.showTables(database)
elif estructura == 4:
val = isam_mode.showTables(database)
elif estructura == 5:
val = json_mode.showTables(database)
elif estructura == 6:
val = hash_mode.showTables(database)
return val
def showTables(database: str) -> list:
"""Show stored tables in a database
Parameters:\n
database (str): name of the database
Returns:\n
list: successful operation
None: non-existent database
"""
bd = _Buscar(database)
if bd:
mode = bd[1]
val = -1
if mode == "avl":
val = avl.showTables(database)
elif mode == "b":
val = b.showTables(database)
elif mode == "bplus":
val = bplus.showTables(database)
elif mode == "hash":
val = hash.showTables(database)
elif mode == "isam":
val = isam.showTables(database)
elif mode == "json":
val = json.showTables(database)
elif mode == "dict":
val = dict.showTables(database)
return val
else:
return 2
def showTables(database: str) -> list:
dbs = databases.find_all(database)
if dbs == []:
return None
result = []
for db in dbs:
if db.mode == "avl":
result += avlMode.showTables(database)
elif db.mode == "b":
result += BMode.showTables(database)
elif db.mode == "bplus":
result += BPlusMode.showTables(database)
elif db.mode == "dict":
result += DictMode.showTables(database)
elif db.mode == "isam":
result += ISAMMode.showTables(database)
elif db.mode == "json":
result += jsonMode.showTables(database)
elif db.mode == "hash":
result += HashMode.showTables(database)
return result
def checksumTable(database, table: str, mode: str):
object_mode, index = get_object_mode(database)
if object_mode:
mode_db = object_mode.get_mode()
if mode.lower().strip() == "sha256":
data = ""
if mode_db.lower().strip() == "avl":
if table.strip() in avl.showTables(database):
data = table
else:
return None
elif mode_db.lower().strip() == "b":
if table.strip() in b.showTables(database):
data = b.extractTable(database, table)
else:
return None
elif mode_db.lower().strip() == "bPlus".lower():
if table.strip() in bPlus.showTables(database):
data = table
else:
return None
elif mode_db.lower().strip() == "dict":
if table.strip() in diccionario.showTables(database):
data = table
else:
return None
elif mode_db.lower().strip() == "hash":
if table.strip() in hash.showTables(database):
data = table
else:
return None
elif mode_db.lower().strip() == "isam":
if table.strip() in isam.showTables(database):
data = table
else:
return None
elif mode_db.lower().strip() == "json":
if table.strip() in json.showTables(database):
data = table
else:
return None
return checksum_table(1, database, mode_db, data)
elif mode.lower().strip() == "md5":
data = ""
if mode_db.lower().strip() == "avl":
if table.strip() in avl.showTables(database):
data = table
else:
return None
elif mode_db.lower().strip() == "b":
if table.strip() in b.showTables(database):
data = b.extractTable(database, table)
else:
return None
elif mode_db.lower().strip() == "bPlus".lower():
if table.strip() in bPlus.showTables(database):
data = table
else:
return None
elif mode_db.lower().strip() == "dict":
if table.strip() in diccionario.showTables(database):
data = table
else:
return None
elif mode_db.lower().strip() == "hash":
if table.strip() in hash.showTables(database):
data = table
else:
return None
elif mode_db.lower().strip() == "isam":
if table.strip() in isam.showTables(database):
data = table
else:
return None
elif mode_db.lower().strip() == "json":
if table.strip() in json.showTables(database):
data = table
else:
return None
return checksum_table(2, database, mode_db, data)
else:
return None
else:
return None
def alterTableMode(database: str, table: str, databaseRef: str, mode: str):
if exist_Alter(database) and exist_Alter(databaseRef) and exist_Alter(
databaseRef)[0].get_mode() == mode:
ModeDB, indice = exist_Alter(database)
if ModeDB:
oldMode = ModeDB.get_mode()
if oldMode.lower().strip() == "avl":
tables = avl.showTables(database)
for tabla in tables:
if tabla == table:
listaDatos = get_Data(
database, tabla,
oldMode) # UNA LISTA VACIA NO EJECUTA EL FOR
numberColumns = len(listaDatos[0])
insertAlter(databaseRef, tabla, numberColumns, mode,
listaDatos)
avl.dropTable(database, table)
elif oldMode.lower().strip() == "b":
tables = b.showTables(database)
for tabla in tables:
if tabla == table:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(databaseRef, tabla, numberColumns, mode,
listaDatos)
b.dropTable(database, table)
elif oldMode.lower().strip() == "bPlus".lower():
tables = bPlus.showTables(database)
for tabla in tables:
if tabla == table:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(databaseRef, tabla, numberColumns, mode,
listaDatos)
bPlus.dropTable(database, table)
elif oldMode.lower().strip() == "dict":
tables = diccionario.showTables(database)
for tabla in tables:
if tabla == table:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(databaseRef, tabla, numberColumns, mode,
listaDatos)
diccionario.dropTable(database, table)
elif oldMode.lower().strip() == "isam":
tables = isam.showTables(database)
for tabla in tables:
if tabla == table:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(databaseRef, tabla, numberColumns, mode,
listaDatos)
isam.dropTable(database, table)
elif oldMode.lower().strip() == "hash":
tables = hash.showTables(database)
for tabla in tables:
if tabla == table:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(databaseRef, tabla, numberColumns, mode,
listaDatos)
hash.dropTable(database, table)
elif oldMode.lower().strip() == "json":
tables = json.showTables(database)
for tabla in tables:
if tabla == table:
listaDatos = get_Data(database, tabla, oldMode)
numberColumns = len(listaDatos[0])
insertAlter(databaseRef, tabla, numberColumns, mode,
listaDatos)
json.dropTable(database, table)
else:
return None