io.odysz.semantic.meta

Class SynodeMeta

java.lang.Object

io.odysz.semantics.meta.TableMeta

io.odysz.semantic.meta.SemanticTableMeta

io.odysz.semantic.meta.SyntityMeta

io.odysz.semantic.meta.SynodeMeta

public class SynodeMeta
extends SyntityMeta

syn_node.ddl

Author:

odys-z@github.com

Field Summary

Fields

Modifier and Type	Field and Description
String	mac
String	nstamp Nyquence for stamping change logs
String	nyquence Nyquence for synchronizing
String	org

Fields inherited from class io.odysz.semantic.meta.SyntityMeta

domain, err_requires_synuid, synoder, synuid, uids

Fields inherited from class io.odysz.semantics.meta.TableMeta

conn, ddlSqlite, ftypes, pk, tbl

Constructor Summary

Constructors

Constructor and Description
SynodeMeta(String conn) syn_node.ddl

Method Summary

Modifier and Type	Method and Description
String[]	insertSelectItems(SynChangeMeta chgm, String entid, AnResultset entities, AnResultset changes) Generate select-items for select clause which is used for Insert, e.g.
ArrayList<Object[]>	updateEntNvs(SynChangeMeta chgm, String entid, AnResultset entities, AnResultset challenges) Generate set values for the Update statement which is used for updating current entity, e.g.

Methods inherited from class io.odysz.semantic.meta.SyntityMeta

autopk, autopk, entCols, globalIds, insertChallengeEnt, replace

Methods inherited from class io.odysz.semantics.meta.TableMeta

clone, col, col, col, coltype, conn, conn, constrain, constrain, ftypes, isQuoted, typesInited

Methods inherited from class java.lang.Object

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

Field Detail

org

public final String org

nyquence

public final String nyquence

Nyquence for synchronizing

nstamp

public final String nstamp

Nyquence for stamping change logs

mac

public final String mac

Constructor Detail

SynodeMeta

public SynodeMeta(String conn)
           throws io.odysz.transact.x.TransException

syn_node.ddl

Parameters:

conn -

trb -

Throws:

SemanticException

io.odysz.transact.x.TransException

Method Detail

updateEntNvs

public ArrayList<Object[]> updateEntNvs(SynChangeMeta chgm,
                                        String entid,
                                        AnResultset entities,
                                        AnResultset challenges)

Description copied from class: SyntityMeta

Generate set values for the Update statement which is used for updating current entity, e.g.

update t set c = v1, ...

before

insert into t select 'item-a', 'item-b' where not exists select 1 from t where condition-avoiding-duplicate

org

Overrides:

updateEntNvs in class SyntityMeta

Returns:

n-v pairs for argument of Update.nvs(ArrayList)

insertSelectItems

public String[] insertSelectItems(SynChangeMeta chgm,
                                  String entid,
                                  AnResultset entities,
                                  AnResultset changes)

Description copied from class: SyntityMeta

Generate select-items for select clause which is used for Insert, e.g.

insert into t select 'item-a', 'item-b' where not exists select 1 from t where condition-avoiding-duplicate

Specified by:

insertSelectItems in class SyntityMeta

Returns:

select-items