Describes a column in an FTS4 virtual table.
final class FTS4ColumnDefinitionYou get instances of FTS4ColumnDefinition when you create an FTS4 virtual table. For example:
try db.create(virtualTable: "document", using: FTS4()) { t in
t.column("content") // FTS4ColumnDefinition
}Related SQLite documentation: https://www.sqlite.org/fts3.html
import GRDBA toolkit for SQLite databases, with a focus on application development
struct FTS4The virtual table module for the FTS4 full-text engine.
init() Creates an FTS4 module.
final class FTS4TableDefinitionA FTS4TableDefinition lets you define the components of an FTS4 virtual table.
@discardableResult func asLanguageId() -> Self Uses the column as the language id hidden column.
@discardableResult func notIndexed() -> Self Excludes the column from the full-text index.