How to use drop_unique_index method in autotest
Best Python code snippet using autotest_python
managers.py
Source:managers.py 
...35 def __init__(self, db_name):36 self.db_name = db_name37 def create_unique_index(self, key):38 pass39 def drop_unique_index(self, key):40 pass41class Mysql57IndexManager(BaseIndexManager):42 def create_unique_index(self, key):43 index_name = "{0}_contents_{1}".format(self.db_name, key)44 table_name = "worksheet_{}".format(self.db_name)45 # æ°å¢ä¸å46 add_column_sql = "ALTER TABLE {0} ADD COLUMN {1} varchar(128) GENERATED ALWAYS AS (contents->'$.{2}');".format(47 table_name, key, key48 )49 # å建ä¸ä¸ªç´¢å¼50 create_index_sql = "CREATE UNIQUE INDEX {0} ON {1}({2});".format(51 index_name, table_name, key52 )53 start = time.time()54 logger.info("start: {}".format(start))55 logger.info("add_column_sql is {}".format(add_column_sql))56 logger.info("create_index_sql is {}".format(create_index_sql))57 try:58 cursor = connection.cursor()59 logger.info("get cursor: {}".format(time.time() - start))60 cursor.execute(add_column_sql)61 logger.info("execute add_column_sql: {}".format(time.time() - start))62 cursor.execute(create_index_sql)63 logger.info("execute create_index_sql: {}".format(time.time() - start))64 except IntegrityError as e:65 logger.info("æ°æ®åºç´¢å¼å建失败ï¼å·²åæ»ï¼db_name={}, key={}".format(self.db_name, key))66 self.drop_unique_index(key)67 raise e68 def drop_unique_index(self, key):69 table_name = "worksheet_{}".format(self.db_name)70 # å é¤ä¸å71 delete_column_sql = "ALTER TABLE {0} DROP COLUMN {1};".format(table_name, key)72 cursor = connection.cursor()73 cursor.execute(delete_column_sql)74class Mysql8IndexManager(BaseIndexManager):75 def create_unique_index(self, key):76 index_name = "{0}_contents_{1}".format(self.db_name, key)77 table_name = "worksheet_{}".format(self.db_name)78 sql = "CREATE UNIQUE INDEX {0} ON {1}( ( cast( contents->>'$.{2}' as char(128) ) ) );".format(79 index_name, table_name, key80 )81 # çæ£çåçsql,82 cursor = connection.cursor()83 cursor.execute(sql)84 def drop_unique_index(self, key):85 index_name = "{0}_contents_{1}".format(self.db_name, key)86 table_name = "worksheet_{}".format(self.db_name)87 sql = "DROP INDEX {0} on {1};".format(index_name, table_name)88 cursor = connection.cursor()89 cursor.execute(sql)90class BaseTableManager:91 def __init__(self, table_name):92 self.table_name = table_name93 def drop_table(self):94 pass95class TableManager(BaseTableManager):96 def drop_table(self):97 sql = "DROP TABLE {};".format(self.table_name)98 cursor = connection.cursor()99 cursor.execute(sql)100class DataManager:101 def __init__(self, worksheet_id):102 self.worksheet_id = worksheet_id103 self.index_manager = Mysql57IndexManager104 if CURRENT_MYSQL_VERSION == 8:105 self.index_manager = Mysql8IndexManager106 @property107 def worksheet(self):108 return self.handler.get_instance()109 @property110 def handler(self):111 return WorkSheetHandler(worksheet_id=self.worksheet_id)112 @property113 def fields(self):114 return self.handler.get_fields()115 @property116 def db_name(self):117 return "{0}_{1}".format(self.worksheet.project_key.lower(), self.worksheet.key)118 @property119 def model(self):120 return DjangoBackend(self.db_name).get_model()121 def serializer_validate(self, data):122 serializer_class = SerializersGenerator(self.fields).build_serializers()(123 data=data124 )125 serializer_class.is_valid(raise_exception=True)126 validated_data = serializer_class.validated_data127 return validated_data128 def get_queryset(self):129 return self.model.objects.all()130 def get(self, pk):131 return self.model.objects.get(id=pk)132 def add(self, data, creator=None):133 validated_data = self.serializer_validate(data)134 with transaction.atomic():135 # çæä¸ä¸ªå¯¹è±¡136 obj = self.model()137 obj.contents = validated_data138 obj.creator = creator139 obj.save()140 # çæç¼å·141 data = self.add_auto_number(validated_data)142 if data:143 obj.contents.update(data)144 obj.save()145 # çæè¯å146 data = self.add_auto_grade(validated_data)147 if data:148 obj.contents.update(data)149 obj.save()150 # åå¨å
¬å¼æ§ä»¶ï¼æ°å¼è®¡ç®151 data = self.add_formula_result(validated_data)152 if data:153 obj.contents.update(data)154 obj.save()155 return obj156 def add_auto_number(self, validated_data):157 data = {}158 fields = self.get_auto_number_fields()159 for field in fields:160 data[field["key"]] = self.generate_number(161 field, validated_data=validated_data162 )163 return data164 def add_auto_grade(self, validated_data):165 data = {}166 fields = self.get_auto_grade_fields()167 for field in fields:168 data[field["key"]] = self.generate_grade(169 field, validated_data=validated_data170 )171 return data172 def get_auto_grade_fields(self):173 return [field for field in self.fields if field["type"] == "GRADE"]174 def generate_grade(self, field, validated_data):175 return GradeGenerator(field).generate_grade(validated_data=validated_data)176 def generate_number(self, field, validated_data):177 return NumberGeneratorDispatcher(178 field, validated_data=validated_data179 ).generate_number()180 def get_auto_number_fields(self):181 return [field for field in self.fields if field["type"] == "AUTO-NUMBER"]182 def add_formula_result(self, validated_data):183 data = {}184 fields = self.get_formula_fields()185 if not fields:186 return data187 for field in fields:188 result = self.generate_formula_result(field, validated_data)189 data.setdefault(field["key"], result)190 return data191 def get_formula_fields(self):192 return [field for field in self.fields if field["type"] == "FORMULA"]193 def generate_formula_result(self, field, validated_data):194 return FormulaGenerator(field).generate_formula_result(validated_data)195 def delete(self, pk):196 with transaction.atomic():197 # çæä¸ä¸ªå¯¹è±¡198 self.model.objects.get(id=pk).delete()199 def update(self, pk, data, updated_by=None):200 validated_data = self.serializer_validate(data)201 with transaction.atomic():202 # çæä¸ä¸ªå¯¹è±¡203 obj = self.model.objects.get(id=pk)204 obj.contents = self.update_content(obj.contents, validated_data)205 obj.updated_by = updated_by206 obj.save()207 def update_content(self, obj_contents, validated_data):208 # contentæ°æ®æ´æ°209 contents = copy.deepcopy(obj_contents)210 # å
¼å®¹éèå段ç´æ¥éç¨åæ°æ®211 for key, value in validated_data.items():212 if not value:213 continue214 contents[key] = value215 # 计ç®æ§ä»¶éæ°è®¡ç®216 data = self.add_formula_result(contents)217 if data:218 contents.update(data)219 return contents220 def create_unique_index(self, key):221 self.index_manager(self.db_name).create_unique_index(key)222 def drop_unique_index(self, key):223 self.index_manager(self.db_name).drop_unique_index(key)224 def drop_table(self):225 table_name = "worksheet_{}".format(self.db_name)226 TableManager(table_name).drop_table()227class SerializersGenerator:228 def __init__(self, fields):229 self.fields = fields230 def build_serializers(self):231 attrs = {}232 for filed in self.fields:233 serializer = SerializerDispatcher(filed).get_serializer()234 attrs[filed["key"]] = serializer...
037_db_constraints.py
Source:037_db_constraints.py
...42 # reasons43 old_index_name = basic_index_name(pivot_table, first_field)44 execute_safely(manager, 'DROP INDEX %s ON %s' %45 (old_index_name, pivot_table))46def drop_unique_index(manager, pivot_table, first_field):47 index_name = unique_index_name(pivot_table)48 manager.execute('DROP INDEX %s ON %s' % (index_name, pivot_table))49 old_index_name = basic_index_name(pivot_table, first_field)50 manager.execute('CREATE INDEX %s ON %s (%s)' %51 (old_index_name, pivot_table, first_field))52def foreign_key_name(table, field):53 return '_'.join([table, field, 'fk'])54def create_foreign_key_constraint(manager, table, field, destination_table):55 key_name = foreign_key_name(table, field)56 manager.execute('ALTER TABLE %s ADD CONSTRAINT %s FOREIGN KEY (%s) '57 'REFERENCES %s (id) ON DELETE NO ACTION' %58 (table, key_name, field, destination_table))59def drop_foreign_key_constraint(manager, table, field):60 key_name = foreign_key_name(table, field)61 manager.execute('ALTER TABLE %s DROP FOREIGN KEY %s' % (table, key_name))62def cleanup_m2m_pivot(manager, pivot_table, first_field, first_table,63 second_field, second_table, create_unique):64 delete_duplicates(manager, pivot_table, first_field, second_field)65 delete_invalid_foriegn_keys(manager, pivot_table, first_field, first_table)66 delete_invalid_foriegn_keys(manager, pivot_table, second_field,67 second_table)68 if create_unique:69 # first field is the more commonly used one, so we'll replace the70 # less-commonly-used index with the larger unique index71 create_unique_index(manager, pivot_table, second_field, first_field)72 create_foreign_key_constraint(manager, pivot_table, first_field,73 first_table)74 create_foreign_key_constraint(manager, pivot_table, second_field,75 second_table)76def reverse_cleanup_m2m_pivot(manager, pivot_table, first_field, second_field,77 drop_unique):78 drop_foreign_key_constraint(manager, pivot_table, second_field)79 drop_foreign_key_constraint(manager, pivot_table, first_field)80 if drop_unique:81 drop_unique_index(manager, pivot_table, second_field)82TABLES = (83 ('hosts_labels', 'host_id', 'hosts', 'label_id', 'labels', True),84 ('acl_groups_hosts', 'host_id', 'hosts', 'aclgroup_id', 'acl_groups',85 True),86 ('acl_groups_users', 'user_id', 'users', 'aclgroup_id', 'acl_groups',87 True),88 ('autotests_dependency_labels', 'test_id', 'autotests', 'label_id',89 'labels', False),90 ('jobs_dependency_labels', 'job_id', 'jobs', 'label_id', 'labels',91 False),92 ('ineligible_host_queues', 'job_id', 'jobs', 'host_id', 'hosts', True),93 )94def migrate_up(manager):95 for (table, first_field, first_table, second_field, second_table,...
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