io.stargate.graphql.schema.graphqlfirst.migration

Class MigrationQuery

java.lang.Object

io.stargate.graphql.schema.graphqlfirst.migration.MigrationQuery

Direct Known Subclasses:

AddTableColumnQuery, AddUdtFieldQuery, CreateIndexQuery, CreateTableQuery, CreateUdtQuery, DropTableQuery, DropUdtQuery

public abstract class MigrationQuery
extends Object

A DDL query to be executed as part of a migration.

Constructor Summary

Constructors

Constructor and Description
MigrationQuery()

Method Summary

Modifier and Type	Method and Description
protected abstract boolean	addsReferenceTo(String udtName) Whether the query will introduce a new column/field that uses the given UDT.
abstract AbstractBound<?>	build(DataStore dataStore)
protected abstract boolean	dropsReferenceTo(String udtName) Whether the query will remove a column/field that was using the given UDT.
abstract String	getDescription()
abstract boolean	mustRunBefore(MigrationQuery that)
protected boolean	references(Column.ColumnType type, String udtName)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MigrationQuery

public MigrationQuery()

Method Detail

build

public abstract AbstractBound<?> build(DataStore dataStore)

getDescription

public abstract String getDescription()

mustRunBefore

public abstract boolean mustRunBefore(MigrationQuery that)

addsReferenceTo

protected abstract boolean addsReferenceTo(String udtName)

Whether the query will introduce a new column/field that uses the given UDT.

dropsReferenceTo

protected abstract boolean dropsReferenceTo(String udtName)

Whether the query will remove a column/field that was using the given UDT.

references

protected boolean references(Column.ColumnType type,
                             String udtName)