core/src/main/java/com/orientechnologies/orient/core/sql/OCommandExecutorSQLDelete.java
public boolean result(final Object iRecord) {
    final ORecordAbstract record = ((OIdentifiable) iRecord).getRecord();

    if (record instanceof ODocument && compiledFilter != null
        && !Boolean.TRUE.equals(this.compiledFilter.evaluate(record, (ODocument) record, getContext()))) {
      return true;
    }
    try {
      if (record.getIdentity().isValid()) {
        if (returning.equalsIgnoreCase("BEFORE"))
          allDeletedRecords.add(record);

        // RESET VERSION TO DISABLE MVCC AVOIDING THE CONCURRENT EXCEPTION IF LOCAL CACHE IS NOT UPDATED
//        ORecordInternal.setVersion(record, -1);

        if (!unsafe && record instanceof ODocument) {
          // CHECK IF ARE VERTICES OR EDGES
          final OClass cls = ((ODocument) record).getSchemaClass();
          if (cls != null) {
            if (cls.isSubClassOf("V"))
              // FOUND VERTEX
              throw new OCommandExecutionException(
                  "'DELETE' command cannot delete vertices. Use 'DELETE VERTEX' command instead, or apply the 'UNSAFE' keyword to force it");
            else if (cls.isSubClassOf("E"))
              // FOUND EDGE
              throw new OCommandExecutionException(
                  "'DELETE' command cannot delete edges. Use 'DELETE EDGE' command instead, or apply the 'UNSAFE' keyword to force it");
          }
        }

        record.delete();

        recordCount++;
        return true;
      }
      return false;
    } finally {
      if (lockStrategy.equalsIgnoreCase("RECORD"))
        ((OAbstractPaginatedStorage) getDatabase().getStorage()).releaseWriteLock(record.getIdentity());
    }
  }
public boolean result(final Object iRecord) {
    final ORecordAbstract record = ((OIdentifiable) iRecord).getRecord();

    if (record instanceof ODocument && compiledFilter != null
        && !Boolean.TRUE.equals(this.compiledFilter.evaluate(record, (ODocument) record, getContext()))) {
      return true;
    }
    try {
      if (record.getIdentity().isValid()) {
        if (returning.equalsIgnoreCase("BEFORE"))
          allDeletedRecords.add(record);

        // RESET VERSION TO DISABLE MVCC AVOIDING THE CONCURRENT EXCEPTION IF LOCAL CACHE IS NOT UPDATED
//        ORecordInternal.setVersion(record, -1);

        if (!unsafe && record instanceof ODocument) {
          // CHECK IF ARE VERTICES OR EDGES
          final OClass cls = ((ODocument) record).getSchemaClass();
          if (cls != null) {
            if (cls.isSubClassOf("V"))
              // FOUND VERTEX
              throw new OCommandExecutionException(
                  "'DELETE' command cannot delete vertices. Use 'DELETE VERTEX' command instead, or apply the 'UNSAFE' keyword to force it");
            else if (cls.isSubClassOf("E"))
              // FOUND EDGE
              throw new OCommandExecutionException(
                  "'DELETE' command cannot delete edges. Use 'DELETE EDGE' command instead, or apply the 'UNSAFE' keyword to force it");
          }
        }

        record.delete();

        recordCount++;
        return true;
      }
      return false;
    } finally {
      if (lockStrategy.equalsIgnoreCase("RECORD"))
        ((OAbstractPaginatedStorage) getDatabase().getStorage()).releaseWriteLock(record.getIdentity());
    }
  }
public boolean result ( final Object iRecord ) { final ORecordAbstract record = ( ( OIdentifiable ) iRecord ) . getRecord ( ) ; if ( record instanceof ODocument && compiledFilter != null && ! Boolean . TRUE . equals ( this . compiledFilter . evaluate ( record , ( ODocument ) record , getContext ( ) ) ) ) { return true ; } try { if ( record . getIdentity ( ) . isValid ( ) ) { if ( returning . equalsIgnoreCase ( "BEFORE" ) ) allDeletedRecords . add ( record ) ; // RESET VERSION TO DISABLE MVCC AVOIDING THE CONCURRENT EXCEPTION IF LOCAL CACHE IS NOT UPDATED
 //        ORecordInternal.setVersion(record, -1);
 if ( ! unsafe && record instanceof ODocument ) { // CHECK IF ARE VERTICES OR EDGES
 final OClass cls = ( ( ODocument ) record ) . getSchemaClass ( ) ; if ( cls != null ) { if ( cls . isSubClassOf ( "V" ) ) // FOUND VERTEX
 throw new OCommandExecutionException ( "'DELETE' command cannot delete vertices. Use 'DELETE VERTEX' command instead, or apply the 'UNSAFE' keyword to force it" ) ; else if ( cls . isSubClassOf ( "E" ) ) // FOUND EDGE
 throw new OCommandExecutionException ( "'DELETE' command cannot delete edges. Use 'DELETE EDGE' command instead, or apply the 'UNSAFE' keyword to force it" ) ; } } record . delete ( ) ; recordCount ++ ; return true ; } return false ; } finally { if ( lockStrategy . equalsIgnoreCase ( "RECORD" ) ) ( ( OAbstractPaginatedStorage ) getDatabase ( ) . getStorage ( ) ) . releaseWriteLock ( record . getIdentity ( ) ) ; } }
Deletes the current record.
Deletes the current record .