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SingleColumnChange

import type { SingleColumnChange } from "https://googleapis.deno.dev/v1/datamigration:v1.ts";

Options to configure rule type SingleColumnChange. The rule is used to change the properties of a column. The rule filter field can refer to one entity. The rule scope can be one of: Column. When using this rule, if a field is not specified than the destination column's configuration will be the same as the one in the source column..

interface SingleColumnChange {

array?: boolean;

arrayLength?: number;

autoGenerated?: boolean;

charset?: string;

collation?: string;

comment?: string;

customFeatures?: {

[key: string]: any;

};

dataType?: string;

fractionalSecondsPrecision?: number;

length?: bigint;

nullable?: boolean;

precision?: number;

scale?: number;

setValues?: string[];

udt?: boolean;

}

§Properties

array?: boolean

Optional. Is the column of array type.

arrayLength?: number

Optional. The length of the array, only relevant if the column type is an array.

autoGenerated?: boolean

Optional. Is the column auto-generated/identity.

charset?: string

Optional. Charset override - instead of table level charset.

collation?: string

Optional. Collation override - instead of table level collation.

comment?: string

Optional. Comment associated with the column.

customFeatures?: {

[key: string]: any;

}

Optional. Custom engine specific features.

dataType?: string

Optional. Column data type name.

fractionalSecondsPrecision?: number

Optional. Column fractional seconds precision - e.g. 2 as in timestamp (2)

when relevant.

length?: bigint

Optional. Column length - e.g. 50 as in varchar (50) - when relevant.

nullable?: boolean

Optional. Is the column nullable.

precision?: number

Optional. Column precision - e.g. 8 as in double (8,2) - when relevant.

scale?: number

Optional. Column scale - e.g. 2 as in double (8,2) - when relevant.

setValues?: string[]

Optional. Specifies the list of values allowed in the column.

udt?: boolean

Optional. Is the column a UDT (User-defined Type).