Instance Property

alterTableSyntax

A description of the syntax the dialect supports for SQLAlterTable queries.

var alterTableSyntax: SQLAlterTableSyntax { get }

Discussion

See SQLAlterTableSyntax for more information.

Defaults to indicating no support at all.

Default Implementations

SQLDialect Implementations

var alterTableSyntax: SQLAlterTableSyntax
Default implementation of alterTableSyntax.

See Also

Syntax Indicators

var enumSyntax: SQLEnumSyntax
The syntax the dialect supports for strongly-typed enumerations.
var triggerSyntax: SQLTriggerSyntax
Various flags describing the dialect’s support for specific features of SQLCreateTrigger and SQLDropTrigger queries.
var autoIncrementClause: any SQLExpression
An expression inserted in a column definition when a .primaryKey(autoincrement: true) constraint is specified for the column.
var autoIncrementFunction: (any SQLExpression)?
An expression inserted in a column definition when a SQLColumnConstraintAlgorithm.primaryKey(autoIncrement:) or SQLTableConstraintAlgorithm.primaryKey(columns:) constraint is specified for the column.
var upsertSyntax: SQLUpsertSyntax
The type of UPSERT syntax supported by the dialect.
var sharedSelectLockExpression: (any SQLExpression)?
A serialization for SQLLockingClause.share.
var exclusiveSelectLockExpression: (any SQLExpression)?
A serialization for SQLLockingClause.update.