def createTable(self, tableName, numberColumns):
salida = self.Buscar(tableName)
if salida[0]:
return 3
else:
try:
if re.search(table_name_pattern, tableName):
self.list_table.append(tableName)
temp = Tabla.Tabla(tableName, numberColumns)
serealizar.commit(temp, tableName, self.main_path)
return 0
else:
return 1
except:
return 1
def loadCSV(file: str, database: str, table: str) -> int:
try:
archivo = open(file)
except:
return 1
temp = storage.Buscar(database)
if temp:
b = temp.Buscar(table)
nombre = temp.list_table[b[1]]
tabla = serealizar.rollback(nombre, main_path + "\\" + database)
if b[0]:
temp_registros = archivo.readlines()
registros = []
for registro in temp_registros:
registros.append(registro.replace("\n", "").split(","))
for registro in registros:
valor = tabla.insertar(registro)
if valor:
serealizar.commit(tabla, table,
main_path + "\\" + database)
return valor
else:
serealizar.commit(tabla, table, main_path + "\\" + database)
return 0
else:
return 3
else:
return 2
def truncate(database: str, table: str) -> int:
temp = storage.Buscar(database)
if temp:
b = temp.Buscar(table)
nombre = temp.list_table[b[1]]
tabla = serealizar.rollback(nombre, main_path + "\\" + database)
if b[0]:
var = tabla.truncate()
serealizar.commit(tabla, table, main_path + "\\" + database)
return var
else:
return 3
else:
return 2
def update(database: str, table: str, register: dict, columns: list) -> int:
temp = storage.Buscar(database)
if temp:
b = temp.Buscar(table)
nombre = temp.list_table[b[1]]
tabla = serealizar.rollback(nombre, main_path + "\\" + database)
if b[0]:
var = tabla.update(columns, register)
serealizar.commit(tabla, table, main_path + "\\" + database)
return var
else:
return 3
else:
return 2
def Guardar(self):
serealizar.commit(self.tabla_actual, self.tabla_actual.nombre,
self.main_path)
