schema library

Classes

ArrayColumn

Specialized column for storing JSON arrays.

BoolColumn

Maps a Dart bool to an integer column (1 for true, 0 for false). Useful for databases like SQLite that lack a native BOOLEAN type.

Column<T>

Abstract definition of a database schema column. T is the Dart type associated with the column's value.

CreatedAtColumn

Represents the 'created_at' timestamp column.

DateTimeColumn

Persists DateTime objects as ISO-8601 strings to maintain sorting and comparison capabilities.

DeletedAtColumn

Represents the 'deleted_at' timestamp column for Soft Deletes.

DoubleColumn

EnumColumn<T extends Enum>

Maps Dart Enums to database strings using the enum's name.

IdColumn

Represents the Primary Key column.

IntColumn

JsonColumn

A physical column storing arbitrary JSON data. Acts as a factory for JsonPathColumn to query internal fields.

JsonPathColumn<T>

Represents a virtual column extracted from a JSON structure using a specific path.

ObjectColumn

Specialized column for storing JSON objects (Maps).

SchemaColumn

Base interface to allow polymorphic lists of Columns with different generic types.

TextColumn

Maps a Dart String to a database TEXT/VARCHAR column.

UpdatedAtColumn

Represents the 'updated_at' timestamp column.

WhereCondition

Represents a single query predicate (e.g., "age > 18"). Used to build the WHERE clause of a database query.