Interface DDLDialect

core/schema_ddl.go:11–25

DDLDialect defines how to generate DDL for a specific database

// DDLDialect defines how to generate DDL for a specific database
type DDLDialect interface {
	Name() string
	QuoteIdentifier(s string) string
	MapType(graphqlType string, notNull bool, primaryKey bool) string
	MapDefault(defaultVal string) string
	CreateTable(table sdata.DBTable) string
	AddColumn(tableName string, col sdata.DBColumn) string
	DropColumn(tableName, colName string) string
	DropTable(tableName string) string
	AddForeignKey(tableName string, col sdata.DBColumn) string
	CreateSearchIndex(tableName string, col sdata.DBColumn) string
	CreateUniqueIndex(tableName string, col sdata.DBColumn) string
	CreateIndex(tableName string, col sdata.DBColumn) string
	AlterClusteringKey(tableName string, keys []string) string
}

// SupportsSchemaDDL reports whether GraphJin supports live schema DDL sync for dbType.
func SupportsSchemaDDL(dbType string) bool {