FTS4

To create FTS4 tables, use the Database method create(virtualTable:options:using:_:):

// CREATE VIRTUAL TABLE document USING fts4(content)
try db.create(virtualTable: "document", using: FTS4()) { t in
    t.column("content")
}

Related SQLite documentation: https://www.sqlite.org/fts3.html

The FTS4 Module

• init()

  Creates an FTS4 module.

• class FTS4TableDefinition

  A FTS4TableDefinition lets you define the components of an FTS4 virtual table.

• class FTS4ColumnDefinition

  Describes a column in an FTS4 virtual table.