@directus/api/dist/utils/get-local-type.js

Directus is a real-time API and App dashboard for managing SQL database content

const localTypeMap = {
    // Shared
    boolean: 'boolean',
    tinyint: 'integer',
    smallint: 'integer',
    mediumint: 'integer',
    int: 'integer',
    integer: 'integer',
    serial: 'integer',
    bigint: 'bigInteger',
    bigserial: 'bigInteger',
    clob: 'text',
    tinytext: 'text',
    mediumtext: 'text',
    longtext: 'text',
    text: 'text',
    varchar: 'string',
    longvarchar: 'string',
    varchar2: 'string',
    nvarchar: 'string',
    image: 'binary',
    ntext: 'text',
    char: 'string',
    date: 'date',
    datetime: 'dateTime',
    dateTime: 'dateTime',
    timestamp: 'timestamp',
    time: 'time',
    float: 'float',
    double: 'float',
    'double precision': 'float',
    real: 'float',
    decimal: 'decimal',
    numeric: 'integer',
    // Geometries
    geometry: 'geometry',
    point: 'geometry.Point',
    linestring: 'geometry.LineString',
    polygon: 'geometry.Polygon',
    multipoint: 'geometry.MultiPoint',
    multilinestring: 'geometry.MultiLineString',
    multipolygon: 'geometry.MultiPolygon',
    // MySQL
    string: 'text',
    year: 'integer',
    blob: 'binary',
    mediumblob: 'binary',
    'int unsigned': 'integer',
    'tinyint unsigned': 'integer',
    'smallint unsigned': 'integer',
    'mediumint unsigned': 'integer',
    'bigint unsigned': 'integer',
    // MS SQL
    bit: 'boolean',
    smallmoney: 'float',
    money: 'float',
    datetimeoffset: 'timestamp',
    datetime2: 'dateTime',
    smalldatetime: 'dateTime',
    nchar: 'text',
    binary: 'binary',
    varbinary: 'binary',
    uniqueidentifier: 'uuid',
    // Postgres
    json: 'json',
    jsonb: 'json',
    uuid: 'uuid',
    int2: 'integer',
    serial4: 'integer',
    int4: 'integer',
    serial8: 'integer',
    int8: 'integer',
    bool: 'boolean',
    'character varying': 'string',
    character: 'string',
    interval: 'string',
    _varchar: 'string',
    bpchar: 'string',
    timestamptz: 'timestamp',
    'timestamp with time zone': 'timestamp',
    'timestamp with local time zone': 'timestamp',
    'timestamp without time zone': 'dateTime',
    'timestamp without local time zone': 'dateTime',
    timetz: 'time',
    'time with time zone': 'time',
    'time without time zone': 'time',
    float4: 'float',
    float8: 'float',
    citext: 'text',
    // Oracle
    number: 'integer',
    sdo_geometry: 'geometry',
    // SQLite
    integerfirst: 'integer',
};
export default function getLocalType(column, field) {
    if (!column)
        return 'alias';
    const dataType = column.data_type.toLowerCase();
    const type = localTypeMap[dataType.split('(')[0]];
    const special = field?.special;
    if (special) {
        if (special.includes('cast-json'))
            return 'json';
        if (special.includes('hash'))
            return 'hash';
        if (special.includes('cast-csv'))
            return 'csv';
        if (special.includes('uuid') || special.includes('file'))
            return 'uuid';
        if (special.includes('cast-timestamp'))
            return 'timestamp';
        if (special.includes('cast-datetime'))
            return 'dateTime';
        if (type?.startsWith('geometry')) {
            return special[0] || 'geometry';
        }
    }
    /** Handle Postgres numeric decimals */
    if (dataType === 'numeric' && column.numeric_precision !== null && column.numeric_scale !== null) {
        return 'decimal';
    }
    /** Handle MS SQL varchar(MAX) (eg TEXT) types */
    if (column.data_type === 'nvarchar' && column.max_length === -1) {
        return 'text';
    }
    return type ?? 'unknown';
}