Module sql::ast

SQL abstract syntax tree.

Modules

display
fold	Transformation of an owned AST.
transform	Provides a publicly available interface to transform our SQL ASTs.
visit	Traversal of an immutable AST.
visit_mut	Traversal of a mutable AST.

Structs

AlterIndexOptionsStatement	ALTER INDEX ... {RESET, SET}
AlterObjectRenameStatement	ALTER <OBJECT> ... RENAME TO
Assignment	SQL assignment foo = expr as used in SQLUpdate
CloseStatement	CLOSE ...
ColumnDef	SQL column definition
ColumnOptionDef	An optionally-named ColumnOption: [ CONSTRAINT <name> ] <column-option>.
CommitStatement	COMMIT [ TRANSACTION | WORK ] [ AND [ NO ] CHAIN ]
CopyStatement	COPY
CreateDatabaseStatement	CREATE DATABASE
CreateIndexStatement	CREATE INDEX
CreateRoleStatement	A CREATE ROLE statement.
CreateSchemaStatement	CREATE SCHEMA
CreateSinkStatement	CREATE SINK
CreateSourceStatement	CREATE SOURCE
CreateSourcesStatement	CREATE SOURCES
CreateTableStatement	CREATE TABLE
CreateTypeStatement	CREATE TYPE ..
CreateViewStatement	CREATE VIEW
CsrSeed
Cte	A single CTE (used after WITH): alias [(col1, col2, ...)] AS ( query ) The names in the column list before AS, when specified, replace the names of the columns returned by the query. The parser does not validate that the number of columns in the query matches the number of columns in the query.
DeclareStatement	DECLARE ...
DeleteStatement	DELETE
DiscardStatement
DropDatabaseStatement
DropObjectsStatement	DROP
ExplainOptions
ExplainStatement	EXPLAIN ...
FetchStatement	FETCH ...
Function	A function call
Ident	An identifier.
InsertStatement	INSERT
IntervalValue	An intermediate value for Intervals, which tracks all data from the user, as well as the computed ParsedDateTime.
Join
Limit
OrderByExpr	SQL ORDER BY expression
PgTable	Information about upstream Postgres tables used for replication sources
Query	The most complete variant of a SELECT query expression, optionally including WITH, UNION / other set operations, and ORDER BY.
Raw
RollbackStatement	ROLLBACK [ TRANSACTION | WORK ] [ AND [ NO ] CHAIN ]
Select	A restricted variant of SELECT (without CTEs/ORDER BY), which may appear either as the only body item of an SQLQuery, or as an operand to a set operation like UNION.
SelectStatement	SELECT
SetTransactionStatement	SET TRANSACTION ...
SetVariableStatement	SET <variable>
ShowColumnsStatement	SHOW COLUMNS
ShowCreateIndexStatement	SHOW CREATE INDEX <index>
ShowCreateSinkStatement	SHOW CREATE SINK <sink>
ShowCreateSourceStatement	SHOW CREATE SOURCE <source>
ShowCreateTableStatement	SHOW CREATE TABLE <table>
ShowCreateViewStatement	SHOW CREATE VIEW <view>
ShowDatabasesStatement	SHOW DATABASES
ShowIndexesStatement	SHOW INDEX|INDEXES|KEYS
ShowObjectsStatement	SHOW <object>S
ShowVariableStatement	SHOW <variable>
StartTransactionStatement	{ BEGIN [ TRANSACTION | WORK ] | START TRANSACTION } ...
SubscriptPosition
TableAlias
TableWithJoins
TailStatement	TAIL
UnresolvedObjectName	A name of a table, view, custom type, etc., possibly multi-part, i.e. db.schema.obj
UpdateStatement	UPDATE
ValueError
Values
WindowFrame	Specifies the data processed by a window function, e.g. RANGE UNBOUNDED PRECEDING or ROWS BETWEEN 5 PRECEDING AND CURRENT ROW.
WindowSpec	A window specification (i.e. OVER (PARTITION BY .. ORDER BY .. etc.))
WithOption

Enums

AlterIndexOptionsList
AvroSchema
CatalogName
ColumnOption	ColumnOptions are modifiers that follow a column definition in a CREATE TABLE statement.
Compression
Connector
CopyDirection
CopyRelation
CopyTarget
CreateRoleOption	Options that can be attached to CreateRoleStatement.
CreateTypeAs	CREATE TYPE .. AS <TYPE>
DataType	SQL data types
DbzMode
DiscardTarget
Distinct
Envelope
ExplainStage	Specifies what Statement::Explain is actually explaining
Explainee
Expr	An SQL expression of any type.
FetchDirection
Format
FunctionArgs	Arguments for a function call.
IfExistsBehavior
InsertSource
JoinConstraint
JoinOperator
MultiConnector
ObjectType
RawName
S3KeySource	The key sources specified in the S3 source's DISCOVER OBJECTS clause.
Schema
SelectItem	One item of the comma-separated list following SELECT
SetExpr	A node in a tree, representing a "query body" expression, roughly: SELECT ... [ {UNION|EXCEPT|INTERSECT} SELECT ...]
SetOperator
SetVariableValue
ShowStatementFilter
SqlOption
Statement	A top-level statement (SELECT, INSERT, CREATE, etc.)
TableConstraint	A table-level constraint, specified in a CREATE TABLE or an ALTER TABLE ADD <constraint> statement.
TableFactor	A table name or a parenthesized subquery with an optional alias
TransactionAccessMode
TransactionIsolationLevel
TransactionMode
Value	Primitive SQL values.
WindowFrameBound	Specifies WindowFrame's start_bound and end_bound
WindowFrameUnits
WithOptionValue

Traits

AstInfo