Begin a "Delete record" procedure
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27
dm.py
27
dm.py
@@ -361,8 +361,6 @@ def selectDataFromDB(tblName, fieldName, fieldValue):
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field = rel[0]
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fieldRel = rel[1][0]
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fieldReplace = rel[1][1]
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#field_replace = field_replace.replace(",", ",' ',")
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#field_replace = field_replace.replace(",", " || ")
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# определяем название таблицы для вложенного запроса
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table1 = fieldRel.split('.')[0]
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field1 = fieldRel.split('.')[1]
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@@ -376,10 +374,7 @@ def selectDataFromDB(tblName, fieldName, fieldValue):
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fieldReplace = fieldReplace.replace(",", ",' ',")
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subqwery = "(SELECT CONCAT(" + fieldReplace + ") FROM " + subqwery + " WHERE " + table1 + "." + field1 + "=" + tblName + "." + field + ") AS " + field
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elif db_type == "sqlite":
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#print(db_type)
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#print(fieldReplace)
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fieldReplace = fieldReplace.replace(",", " || ' ' ||")
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#print(fieldReplace)
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subqwery = "(SELECT (" + fieldReplace + ") FROM " + subqwery +" WHERE "+ table1 + "." + field1 +"="+ tblName +"."+ field +") AS " + field
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#print("---" + subqwery)
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qwery = qwery.replace(field, subqwery)
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@@ -391,20 +386,15 @@ def selectDataFromDB(tblName, fieldName, fieldValue):
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def selectRelationsDataFromDB(tblSearch, fieldName, fieldValue):
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global tbl_struct_list, c, db_type
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#print("Ищем связи для:" +tblSearch +','+ fieldName +','+fieldValue)
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#print(tbl_struct_list)
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searchField = tblSearch + '.' + fieldName
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dataList = []
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for item in tbl_struct_list:
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#print(item)
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tblName = item[0]
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for field in item[1]:
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field = field[0]
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for rel in item[2]:
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if rel[1][0] == searchField:
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#print("таблица:" + tblName + "поле:"+ rel[0] + 'Значение:' + fieldValue)
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data = selectDataFromDB(tblName, rel[0], fieldValue)
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#print(data)
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dataList.append([tblName, data])
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return dataList
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@@ -422,7 +412,24 @@ def getTablesDescriptionOfName(tblName):
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if i[0] == tblName:
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return(i[1])
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# Удаление записи из БД
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def deleteRecordsFromDB(tableName, valueList):
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global c, db_type
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qwery = 'DELETE FROM {} WHERE '.format(tableName)
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print(qwery)
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subQwery=''
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i = 0
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for item in getFields(tableName):
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print(item[0], item[1])
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if item[1] == 'integer':
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subQwery = subQwery + item[0] + '=' + valueList[i] + ' AND '
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else:
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subQwery = subQwery + item[0] + '=\'' + valueList[i] + '\' AND '
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#subQwery = '{}'.format(subQwery,item[0])
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i += 1
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qwery += subQwery
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print(qwery)
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#initDBstructure()
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firstInit()
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