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Nuevos modulos para analisis

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pablomartincalvo 2018-12-21 19:17:39 +01:00
parent e304069684
commit d71b69a611
4 changed files with 137 additions and 1 deletions
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24
db_layer/capturas_interface.py
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@ -96,6 +96,30 @@ class CapturasInterface:
self.anunciosdb.query(query_statement, query_parameters)
def get_market_snapshot(self, start_date, end_date):
query_statement = """
SELECT *
FROM `anuncios`.`capturas` `t1`
WHERE
(
(
`t1`.`fecha_captura` =
(
SELECT
max(`t2`.`fecha_captura`)
FROM `anuncios`.`capturas` `t2`
WHERE (`t1`.`referencia` = `t2`.`referencia`)
)
)
AND (`t1`.`fecha_captura` BETWEEN %(start_date)S AND %(end_date)S)
)
"""
query_parameters = {'start_date': start_date.strftime('%Y-%m-%d 00:00:00'),
'end_date': end_date.strftime('%Y-%m-%d 00:00:00')}
cursor_result = self.anunciosdb.query(query_statement, query_parameters, dictionary=True)
return cursor_result.fetchall()
capturas_interface = CapturasInterface()