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q226300
Table.add_named_foreign_key_constraint
train
def add_named_foreign_key_constraint( self, name, foreign_table, local_columns, foreign_columns, options ): """ Adds a foreign key constraint with a given name. :param name: The constraint name :type name: str :param foreign_table: Table instance or table name ...
python
{ "resource": "" }
q226301
Table._add_index
train
def _add_index(self, index): """ Adds an index to the table. :param index: The index to add :type index: Index :rtype: Table """ index_name = index.get_name() index_name = self._normalize_identifier(index_name) replaced_implicit_indexes = [] ...
python
{ "resource": "" }
q226302
Table.has_foreign_key
train
def has_foreign_key(self, name): """ Returns whether this table has a foreign key constraint with the given name. :param name: The constraint name :type name: str :rtype: bool """ name = self._normalize_identifier(name) return name in self._fk_constrain...
python
{ "resource": "" }
q226303
Table.get_foreign_key
train
def get_foreign_key(self, name): """ Returns the foreign key constraint with the given name. :param name: The constraint name :type name: str :rtype: ForeignKeyConstraint """ name = self._normalize_identifier(name) if not self.has_foreign_key(name): ...
python
{ "resource": "" }
q226304
Table.remove_foreign_key
train
def remove_foreign_key(self, name): """ Removes the foreign key constraint with the given name. :param name: The constraint name :type name: str """ name = self._normalize_identifier(name) if not self.has_foreign_key(name): raise ForeignKeyDoesNotExi...
python
{ "resource": "" }
q226305
Table.get_primary_key_columns
train
def get_primary_key_columns(self): """ Returns the primary key columns. :rtype: list """ if not self.has_primary_key(): raise DBALException('Table "%s" has no primary key.' % self.get_name()) return self.get_primary_key().get_columns()
python
{ "resource": "" }
q226306
Table.has_index
train
def has_index(self, name): """ Returns whether this table has an Index with the given name. :param name: The index name :type name: str :rtype: bool """ name = self._normalize_identifier(name) return name in self._indexes
python
{ "resource": "" }
q226307
Table.get_index
train
def get_index(self, name): """ Returns the Index with the given name. :param name: The index name :type name: str :rtype: Index """ name = self._normalize_identifier(name) if not self.has_index(name): raise IndexDoesNotExist(name, self._name)...
python
{ "resource": "" }
q226308
Builder.without_global_scope
train
def without_global_scope(self, scope): """ Remove a registered global scope. :param scope: The scope to remove :type scope: Scope or str :rtype: Builder """ if isinstance(scope, basestring): del self._scopes[scope] return self k...
python
{ "resource": "" }
q226309
Builder.find_or_fail
train
def find_or_fail(self, id, columns=None): """ Find a model by its primary key or raise an exception :param id: The primary key value :type id: mixed :param columns: The columns to retrieve :type columns: list :return: The found model :rtype: orator.Mode...
python
{ "resource": "" }
q226310
Builder.first_or_fail
train
def first_or_fail(self, columns=None): """ Execute the query and get the first result or raise an exception :param columns: The columns to get :type columns: list :return: The result :rtype: mixed """ model = self.first(columns) if model is not ...
python
{ "resource": "" }
q226311
Builder.pluck
train
def pluck(self, column): """ Pluck a single column from the database. :param column: THe column to pluck :type column: str :return: The column value :rtype: mixed """ result = self.first([column]) if result: return result[column]
python
{ "resource": "" }
q226312
Builder._add_updated_at_column
train
def _add_updated_at_column(self, values): """ Add the "updated_at" column to a dictionary of values. :param values: The values to update :type values: dict :return: The new dictionary of values :rtype: dict """ if not self._model.uses_timestamps(): ...
python
{ "resource": "" }
q226313
Builder.delete
train
def delete(self): """ Delete a record from the database. """ if self._on_delete is not None: return self._on_delete(self) return self._query.delete()
python
{ "resource": "" }
q226314
Builder.get_relation
train
def get_relation(self, relation): """ Get the relation instance for the given relation name. :rtype: orator.orm.relations.Relation """ from .relations import Relation with Relation.no_constraints(True): rel = getattr(self.get_model(), relation)() ne...
python
{ "resource": "" }
q226315
Builder._nested_relations
train
def _nested_relations(self, relation): """ Get the deeply nested relations for a given top-level relation. :rtype: dict """ nested = {} for name, constraints in self._eager_load.items(): if self._is_nested(name, relation): nested[name[len(rel...
python
{ "resource": "" }
q226316
Builder._is_nested
train
def _is_nested(self, name, relation): """ Determine if the relationship is nested. :type name: str :type relation: str :rtype: bool """ dots = name.find(".") return dots and name.startswith(relation + ".")
python
{ "resource": "" }
q226317
Builder.where_exists
train
def where_exists(self, query, boolean="and", negate=False): """ Add an exists clause to the query. :param query: The exists query :type query: Builder or QueryBuilder :type boolean: str :type negate: bool :rtype: Builder """ if isinstance(query...
python
{ "resource": "" }
q226318
Builder.has
train
def has(self, relation, operator=">=", count=1, boolean="and", extra=None): """ Add a relationship count condition to the query. :param relation: The relation to count :type relation: str :param operator: The operator :type operator: str :param count: The count...
python
{ "resource": "" }
q226319
Builder._add_has_where
train
def _add_has_where(self, has_query, relation, operator, count, boolean): """ Add the "has" condition where clause to the query. :param has_query: The has query :type has_query: Builder :param relation: The relation to count :type relation: orator.orm.relations.Relation ...
python
{ "resource": "" }
q226320
Builder._merge_model_defined_relation_wheres_to_has_query
train
def _merge_model_defined_relation_wheres_to_has_query(self, has_query, relation): """ Merge the "wheres" from a relation query to a has query. :param has_query: The has query :type has_query: Builder :param relation: The relation to count :type relation: orator.orm.rela...
python
{ "resource": "" }
q226321
Builder.apply_scopes
train
def apply_scopes(self): """ Get the underlying query builder instance with applied global scopes. :type: Builder """ if not self._scopes: return self builder = copy.copy(self) query = builder.get_query() # We will keep track of how many whe...
python
{ "resource": "" }
q226322
Builder._apply_scope
train
def _apply_scope(self, scope, builder): """ Apply a single scope on the given builder instance. :param scope: The scope to apply :type scope: callable or Scope :param builder: The builder to apply the scope to :type builder: Builder """ if callable(scope...
python
{ "resource": "" }
q226323
Builder._nest_wheres_for_scope
train
def _nest_wheres_for_scope(self, query, where_counts): """ Nest where conditions of the builder and each global scope. :type query: QueryBuilder :type where_counts: list """ # Here, we totally remove all of the where clauses since we are going to # rebuild them a...
python
{ "resource": "" }
q226324
Builder._slice_where_conditions
train
def _slice_where_conditions(self, wheres, offset, length): """ Create a where list with sliced where conditions. :type wheres: list :type offset: int :type length: int :rtype: list """ where_group = self.get_query().for_nested_where() where_group...
python
{ "resource": "" }
q226325
Builder.set_model
train
def set_model(self, model): """ Set a model instance for the model being queried. :param model: The model instance :type model: orator.orm.Model :return: The current Builder instance :rtype: Builder """ self._model = model self._query.from_(mode...
python
{ "resource": "" }
q226326
SQLiteQueryGrammar.compile_insert
train
def compile_insert(self, query, values): """ Compile insert statement into SQL :param query: A QueryBuilder instance :type query: QueryBuilder :param values: The insert values :type values: dict or list :return: The compiled insert :rtype: str "...
python
{ "resource": "" }
q226327
SQLiteQueryGrammar.compile_truncate
train
def compile_truncate(self, query): """ Compile a truncate statement into SQL :param query: A QueryBuilder instance :type query: QueryBuilder :return: The compiled truncate statement :rtype: str """ sql = { "DELETE FROM sqlite_sequence WHERE n...
python
{ "resource": "" }
q226328
Blueprint.build
train
def build(self, connection, grammar): """ Execute the blueprint against the database. :param connection: The connection to use :type connection: orator.connections.Connection :param grammar: The grammar to user :type grammar: orator.query.grammars.QueryGrammar "...
python
{ "resource": "" }
q226329
Blueprint.to_sql
train
def to_sql(self, connection, grammar): """ Get the raw SQL statements for the blueprint. :param connection: The connection to use :type connection: orator.connections.Connection :param grammar: The grammar to user :type grammar: orator.schema.grammars.SchemaGrammar ...
python
{ "resource": "" }
q226330
Blueprint._add_implied_commands
train
def _add_implied_commands(self): """ Add the commands that are implied by the blueprint. """ if len(self.get_added_columns()) and not self._creating(): self._commands.insert(0, self._create_command("add")) if len(self.get_changed_columns()) and not self._creating(): ...
python
{ "resource": "" }
q226331
Blueprint.drop_column
train
def drop_column(self, *columns): """ Indicates that the given columns should be dropped. :param columns: The columns to drop :type columns: tuple :rtype: Fluent """ columns = list(columns) return self._add_command("drop_column", columns=columns)
python
{ "resource": "" }
q226332
Blueprint.integer
train
def integer(self, column, auto_increment=False, unsigned=False): """ Create a new integer column on the table. :param column: The column :type column: str :type auto_increment: bool :type unsigned: bool :rtype: Fluent """ return self._add_colum...
python
{ "resource": "" }
q226333
Blueprint.small_integer
train
def small_integer(self, column, auto_increment=False, unsigned=False): """ Create a new small integer column on the table. :param column: The column :type column: str :type auto_increment: bool :type unsigned: bool :rtype: Fluent """ return sel...
python
{ "resource": "" }
q226334
Blueprint.unsigned_integer
train
def unsigned_integer(self, column, auto_increment=False): """ Create a new unisgned integer column on the table. :param column: The column :type column: str :type auto_increment: bool :rtype: Fluent """ return self.integer(column, auto_increment, True)
python
{ "resource": "" }
q226335
Blueprint.unsigned_big_integer
train
def unsigned_big_integer(self, column, auto_increment=False): """ Create a new unsigned big integer column on the table. :param column: The column :type column: str :type auto_increment: bool :rtype: Fluent """ return self.big_integer(column, auto_incre...
python
{ "resource": "" }
q226336
Blueprint.float
train
def float(self, column, total=8, places=2): """ Create a new float column on the table. :param column: The column :type column: str :type total: int :type places: 2 :rtype: Fluent """ return self._add_column("float", column, total=total, places...
python
{ "resource": "" }
q226337
Blueprint.double
train
def double(self, column, total=None, places=None): """ Create a new double column on the table. :param column: The column :type column: str :type total: int :type places: 2 :rtype: Fluent """ return self._add_column("double", column, total=tota...
python
{ "resource": "" }
q226338
Blueprint.decimal
train
def decimal(self, column, total=8, places=2): """ Create a new decimal column on the table. :param column: The column :type column: str :type total: int :type places: 2 :rtype: Fluent """ return self._add_column("decimal", column, total=total, ...
python
{ "resource": "" }
q226339
Blueprint.timestamps
train
def timestamps(self, use_current=True): """ Create creation and update timestamps to the table. :rtype: Fluent """ if use_current: self.timestamp("created_at").use_current() self.timestamp("updated_at").use_current() else: self.timesta...
python
{ "resource": "" }
q226340
Blueprint.morphs
train
def morphs(self, name, index_name=None): """ Add the proper columns for a polymorphic table. :type name: str :type index_name: str """ self.unsigned_integer("%s_id" % name) self.string("%s_type" % name) self.index(["%s_id" % name, "%s_type" % name], inde...
python
{ "resource": "" }
q226341
Blueprint._drop_index_command
train
def _drop_index_command(self, command, type, index): """ Create a new drop index command on the blueprint. :param command: The command :type command: str :param type: The index type :type type: str :param index: The index name :type index: str ...
python
{ "resource": "" }
q226342
Blueprint._index_command
train
def _index_command(self, type, columns, index): """ Add a new index command to the blueprint. :param type: The index type :type type: str :param columns: The index columns :type columns: list or str :param index: The index name :type index: str ...
python
{ "resource": "" }
q226343
Blueprint._remove_column
train
def _remove_column(self, name): """ Removes a column from the blueprint. :param name: The column name :type name: str :rtype: Blueprint """ self._columns = filter(lambda c: c.name != name, self._columns) return self
python
{ "resource": "" }
q226344
Blueprint._add_command
train
def _add_command(self, name, **parameters): """ Add a new command to the blueprint. :param name: The command name :type name: str :param parameters: The command parameters :type parameters: dict :rtype: Fluent """ command = self._create_command(...
python
{ "resource": "" }
q226345
Index.get_quoted_columns
train
def get_quoted_columns(self, platform): """ Returns the quoted representation of the column names the constraint is associated with. But only if they were defined with one or a column name is a keyword reserved by the platform. Otherwise the plain unquoted value as inser...
python
{ "resource": "" }
q226346
Index.spans_columns
train
def spans_columns(self, column_names): """ Checks if this index exactly spans the given column names in the correct order. :type column_names: list :rtype: bool """ columns = self.get_columns() number_of_columns = len(columns) same_columns = True ...
python
{ "resource": "" }
q226347
Index.is_fullfilled_by
train
def is_fullfilled_by(self, other): """ Checks if the other index already fulfills all the indexing and constraint needs of the current one. :param other: The other index :type other: Index :rtype: bool """ # allow the other index to be equally large only...
python
{ "resource": "" }
q226348
Index.same_partial_index
train
def same_partial_index(self, other): """ Return whether the two indexes have the same partial index :param other: The other index :type other: Index :rtype: bool """ if ( self.has_option("where") and other.has_option("where") ...
python
{ "resource": "" }
q226349
Index.overrules
train
def overrules(self, other): """ Detects if the other index is a non-unique, non primary index that can be overwritten by this one. :param other: The other index :type other: Index :rtype: bool """ if other.is_primary(): return False e...
python
{ "resource": "" }
q226350
Index.remove_flag
train
def remove_flag(self, flag): """ Removes a flag. :type flag: str """ if self.has_flag(flag): del self._flags[flag.lower()]
python
{ "resource": "" }
q226351
MySQLSchemaGrammar._compile_create_encoding
train
def _compile_create_encoding(self, sql, connection, blueprint): """ Append the character set specifications to a command. :type sql: str :type connection: orator.connections.Connection :type blueprint: Blueprint :rtype: str """ charset = blueprint.charse...
python
{ "resource": "" }
q226352
SeedCommand._get_path
train
def _get_path(self, name): """ Get the destination class path. :param name: The name :type name: str :rtype: str """ path = self.option("path") if path is None: path = self._get_seeders_path() return os.path.join(path, "%s.py" % name...
python
{ "resource": "" }
q226353
HasOneOrMany.update
train
def update(self, _attributes=None, **attributes): """ Perform an update on all the related models. :param attributes: The attributes :type attributes: dict :rtype: int """ if _attributes is not None: attributes.update(_attributes) if self._r...
python
{ "resource": "" }
q226354
URL.get_dialect
train
def get_dialect(self): """Return the SQLAlchemy database dialect class corresponding to this URL's driver name. """ if "+" not in self.drivername: name = self.drivername else: name = self.drivername.replace("+", ".") cls = registry.load(name) ...
python
{ "resource": "" }
q226355
URL.translate_connect_args
train
def translate_connect_args(self, names=[], **kw): """Translate url attributes into a dictionary of connection arguments. Returns attributes of this url (`host`, `database`, `username`, `password`, `port`) as a plain dictionary. The attribute names are used as the keys by default. Unse...
python
{ "resource": "" }
q226356
Platform.get_check_declaration_sql
train
def get_check_declaration_sql(self, definition): """ Obtains DBMS specific SQL code portion needed to set a CHECK constraint declaration to be used in statements like CREATE TABLE. :param definition: The check definition :type definition: dict :return: DBMS specific SQL...
python
{ "resource": "" }
q226357
Platform.get_unique_constraint_declaration_sql
train
def get_unique_constraint_declaration_sql(self, name, index): """ Obtains DBMS specific SQL code portion needed to set a unique constraint declaration to be used in statements like CREATE TABLE. :param name: The name of the unique constraint. :type name: str :param inde...
python
{ "resource": "" }
q226358
Platform.get_foreign_key_declaration_sql
train
def get_foreign_key_declaration_sql(self, foreign_key): """ Obtain DBMS specific SQL code portion needed to set the FOREIGN KEY constraint of a field declaration to be used in statements like CREATE TABLE. :param foreign_key: The foreign key :type foreign_key: ForeignKeyConstrai...
python
{ "resource": "" }
q226359
Platform.get_advanced_foreign_key_options_sql
train
def get_advanced_foreign_key_options_sql(self, foreign_key): """ Returns the FOREIGN KEY query section dealing with non-standard options as MATCH, INITIALLY DEFERRED, ON UPDATE, ... :param foreign_key: The foreign key :type foreign_key: ForeignKeyConstraint :rtype: str ...
python
{ "resource": "" }
q226360
Platform.get_foreign_key_referential_action_sql
train
def get_foreign_key_referential_action_sql(self, action): """ Returns the given referential action in uppercase if valid, otherwise throws an exception. :param action: The action :type action: str :rtype: str """ action = action.upper() if action not in ...
python
{ "resource": "" }
q226361
Platform.get_foreign_key_base_declaration_sql
train
def get_foreign_key_base_declaration_sql(self, foreign_key): """ Obtains DBMS specific SQL code portion needed to set the FOREIGN KEY constraint of a field declaration to be used in statements like CREATE TABLE. :param foreign_key: The foreign key :type foreign_key: ForeignKeyCo...
python
{ "resource": "" }
q226362
Platform.get_column_declaration_list_sql
train
def get_column_declaration_list_sql(self, fields): """ Gets declaration of a number of fields in bulk. """ query_fields = [] for name, field in fields.items(): query_fields.append(self.get_column_declaration_sql(name, field)) return ", ".join(query_fields)
python
{ "resource": "" }
q226363
Platform.get_create_index_sql
train
def get_create_index_sql(self, index, table): """ Returns the SQL to create an index on a table on this platform. :param index: The index :type index: Index :param table: The table :type table: Table or str :rtype: str """ if isinstance(table, T...
python
{ "resource": "" }
q226364
Platform.get_create_primary_key_sql
train
def get_create_primary_key_sql(self, index, table): """ Returns the SQL to create an unnamed primary key constraint. :param index: The index :type index: Index :param table: The table :type table: Table or str :rtype: str """ return "ALTER TABLE...
python
{ "resource": "" }
q226365
Platform.get_create_foreign_key_sql
train
def get_create_foreign_key_sql(self, foreign_key, table): """ Returns the SQL to create a new foreign key. :rtype: sql """ if isinstance(table, Table): table = table.get_quoted_name(self) query = "ALTER TABLE %s ADD %s" % ( table, sel...
python
{ "resource": "" }
q226366
Platform.get_drop_table_sql
train
def get_drop_table_sql(self, table): """ Returns the SQL snippet to drop an existing table. :param table: The table :type table: Table or str :rtype: str """ if isinstance(table, Table): table = table.get_quoted_name(self) return "DROP TABLE...
python
{ "resource": "" }
q226367
Platform.get_drop_index_sql
train
def get_drop_index_sql(self, index, table=None): """ Returns the SQL to drop an index from a table. :param index: The index :type index: Index or str :param table: The table :type table: Table or str or None :rtype: str """ if isinstance(index, ...
python
{ "resource": "" }
q226368
Platform._get_create_table_sql
train
def _get_create_table_sql(self, table_name, columns, options=None): """ Returns the SQL used to create a table. :param table_name: The name of the table to create :type table_name: str :param columns: The table columns :type columns: dict :param options: The op...
python
{ "resource": "" }
q226369
Platform.quote_identifier
train
def quote_identifier(self, string): """ Quotes a string so that it can be safely used as a table or column name, even if it is a reserved word of the platform. This also detects identifier chains separated by dot and quotes them independently. :param string: The identifier name ...
python
{ "resource": "" }
q226370
Connector._detect_database_platform
train
def _detect_database_platform(self): """ Detects and sets the database platform. Evaluates custom platform class and version in order to set the correct platform. :raises InvalidPlatformSpecified: if an invalid platform was specified for this connection. """ version = s...
python
{ "resource": "" }
q226371
Paginator._check_for_more_pages
train
def _check_for_more_pages(self): """ Check for more pages. The last item will be sliced off. """ self._has_more = len(self._items) > self.per_page self._items = self._items[0 : self.per_page]
python
{ "resource": "" }
q226372
Comparator.diff_index
train
def diff_index(self, index1, index2): """ Finds the difference between the indexes index1 and index2. Compares index1 with index2 and returns True if there are any differences or False in case there are no differences. :type index1: Index :type index2: Index :r...
python
{ "resource": "" }
q226373
Seeder.call
train
def call(self, klass): """ Seed the given connection from the given class. :param klass: The Seeder class :type klass: class """ self._resolve(klass).run() if self._command: self._command.line("<info>Seeded:</info> <fg=cyan>%s</>" % klass.__name__)
python
{ "resource": "" }
q226374
Seeder._resolve
train
def _resolve(self, klass): """ Resolve an instance of the given seeder klass. :param klass: The Seeder class :type klass: class """ resolver = None if self._resolver: resolver = self._resolver elif self._command: resolver = self._...
python
{ "resource": "" }
q226375
QueryBuilder.select
train
def select(self, *columns): """ Set the columns to be selected :param columns: The columns to be selected :type columns: tuple :return: The current QueryBuilder instance :rtype: QueryBuilder """ if not columns: columns = ["*"] self.c...
python
{ "resource": "" }
q226376
QueryBuilder.select_raw
train
def select_raw(self, expression, bindings=None): """ Add a new raw select expression to the query :param expression: The raw expression :type expression: str :param bindings: The expression bindings :type bindings: list :return: The current QueryBuilder instanc...
python
{ "resource": "" }
q226377
QueryBuilder.select_sub
train
def select_sub(self, query, as_): """ Add a subselect expression to the query :param query: A QueryBuilder instance :type query: QueryBuilder :param as_: The subselect alias :type as_: str :return: The current QueryBuilder instance :rtype: QueryBuilder ...
python
{ "resource": "" }
q226378
QueryBuilder.add_select
train
def add_select(self, *column): """ Add a new select column to query :param column: The column to add :type column: str :return: The current QueryBuilder instance :rtype: QueryBuilder """ if not column: column = [] self.columns += lis...
python
{ "resource": "" }
q226379
QueryBuilder.left_join_where
train
def left_join_where(self, table, one, operator, two): """ Add a "left join where" clause to the query :param table: The table to join with, can also be a JoinClause instance :type table: str or JoinClause :param one: The first column of the join condition :type one: str...
python
{ "resource": "" }
q226380
QueryBuilder.right_join
train
def right_join(self, table, one=None, operator=None, two=None): """ Add a right join to the query :param table: The table to join with, can also be a JoinClause instance :type table: str or JoinClause :param one: The first column of the join condition :type one: str ...
python
{ "resource": "" }
q226381
QueryBuilder.right_join_where
train
def right_join_where(self, table, one, operator, two): """ Add a "right join where" clause to the query :param table: The table to join with, can also be a JoinClause instance :type table: str or JoinClause :param one: The first column of the join condition :type one: s...
python
{ "resource": "" }
q226382
QueryBuilder.group_by
train
def group_by(self, *columns): """ Add a "group by" clause to the query :param columns: The columns to group by :type columns: tuple :return: The current QueryBuilder instance :rtype: QueryBuilder """ for column in columns: self.groups.append(...
python
{ "resource": "" }
q226383
QueryBuilder.having_raw
train
def having_raw(self, sql, bindings=None, boolean="and"): """ Add a raw having clause to the query :param sql: The raw query :type sql: str :param bindings: The query bindings :type bindings: list :param boolean: Boolean joiner type :type boolean: str ...
python
{ "resource": "" }
q226384
QueryBuilder.order_by
train
def order_by(self, column, direction="asc"): """ Add a "order by" clause to the query :param column: The order by column :type column: str :param direction: The direction of the order :type direction: str :return: The current QueryBuilder instance :rtyp...
python
{ "resource": "" }
q226385
QueryBuilder.order_by_raw
train
def order_by_raw(self, sql, bindings=None): """ Add a raw "order by" clause to the query :param sql: The raw clause :type sql: str :param bindings: The bdings :param bindings: list :return: The current QueryBuilder instance :rtype: QueryBuilder ...
python
{ "resource": "" }
q226386
QueryBuilder.get
train
def get(self, columns=None): """ Execute the query as a "select" statement :param columns: The columns to get :type columns: list :return: The result :rtype: Collection """ if not columns: columns = ["*"] original = self.columns ...
python
{ "resource": "" }
q226387
QueryBuilder._run_select
train
def _run_select(self): """ Run the query as a "select" statement against the connection. :return: The result :rtype: list """ return self._connection.select( self.to_sql(), self.get_bindings(), not self._use_write_connection )
python
{ "resource": "" }
q226388
QueryBuilder.exists
train
def exists(self): """ Determine if any rows exist for the current query. :return: Whether the rows exist or not :rtype: bool """ limit = self.limit_ result = self.limit(1).count() > 0 self.limit(limit) return result
python
{ "resource": "" }
q226389
QueryBuilder.count
train
def count(self, *columns): """ Retrieve the "count" result of the query :param columns: The columns to get :type columns: tuple :return: The count :rtype: int """ if not columns and self.distinct_: columns = self.columns if not colum...
python
{ "resource": "" }
q226390
QueryBuilder.aggregate
train
def aggregate(self, func, *columns): """ Execute an aggregate function against the database :param func: The aggregate function :type func: str :param columns: The columns to execute the fnction for :type columns: tuple :return: The aggregate result :rt...
python
{ "resource": "" }
q226391
QueryBuilder.insert
train
def insert(self, _values=None, **values): """ Insert a new record into the database :param _values: The new record values :type _values: dict or list :param values: The new record values as keyword arguments :type values: dict :return: The result :rtype...
python
{ "resource": "" }
q226392
QueryBuilder.insert_get_id
train
def insert_get_id(self, values, sequence=None): """ Insert a new record and get the value of the primary key :param values: The new record values :type values: dict :param sequence: The name of the primary key :type sequence: str :return: The value of the prima...
python
{ "resource": "" }
q226393
QueryBuilder.truncate
train
def truncate(self): """ Run a truncate statement on the table :rtype: None """ for sql, bindings in self._grammar.compile_truncate(self).items(): self._connection.statement(sql, bindings)
python
{ "resource": "" }
q226394
QueryBuilder._clean_bindings
train
def _clean_bindings(self, bindings): """ Remove all of the expressions from bindings :param bindings: The bindings to clean :type bindings: list :return: The cleaned bindings :rtype: list """ return list(filter(lambda b: not isinstance(b, QueryExpression...
python
{ "resource": "" }
q226395
QueryBuilder.merge
train
def merge(self, query): """ Merge current query with another. :param query: The query to merge with :type query: QueryBuilder """ self.columns += query.columns self.joins += query.joins self.wheres += query.wheres self.groups += query.groups ...
python
{ "resource": "" }
q226396
AbstractAsset._set_name
train
def _set_name(self, name): """ Sets the name of this asset. :param name: The name of the asset :type name: str """ if self._is_identifier_quoted(name): self._quoted = True name = self._trim_quotes(name) if "." in name: parts =...
python
{ "resource": "" }
q226397
AbstractAsset._generate_identifier_name
train
def _generate_identifier_name(self, columns, prefix="", max_size=30): """ Generates an identifier from a list of column names obeying a certain string length. """ hash = "" for column in columns: hash += "%x" % binascii.crc32(encode(str(column))) return (pref...
python
{ "resource": "" }
q226398
SoftDeletes.only_trashed
train
def only_trashed(cls): """ Get a new query builder that only includes soft deletes :type cls: orator.orm.model.Model :rtype: orator.orm.builder.Builder """ instance = cls() column = instance.get_qualified_deleted_at_column() return instance.new_query_w...
python
{ "resource": "" }
q226399
BaseDatabaseManager.connection
train
def connection(self, name=None): """ Get a database connection instance :param name: The connection name :type name: str :return: A Connection instance :rtype: orator.connections.connection.Connection """ name, type = self._parse_connection_name(name) ...
python
{ "resource": "" }