code: public void createTable(String tblName, Schema sch, Transaction tx) {
  		if (tblName != TCAT_TBLNAME && tblName != FCAT_TBLNAME)
  			formatFileHeader(tblName, tx);
  		// Optimization: store the ti
  		tiMap.put(tblName, new TableInfo(tblName, sch));
  
  		// insert one record into tblcat
  		RecordFile tcatfile = tcatInfo.open(tx, true);
  		tcatfile.insert();
  		tcatfile.setVal(TCAT_TBLNAME, new VarcharConstant(tblName));
  		tcatfile.close();
  
  		// insert a record into fldcat for each field
  		RecordFile fcatfile = fcatInfo.open(tx, true);
  		for (String fldname : sch.fields()) {
  			fcatfile.insert();
  			fcatfile.setVal(FCAT_TBLNAME, new VarcharConstant(tblName));
  			fcatfile.setVal(FCAT_FLDNAME, new VarcharConstant(fldname));
  			fcatfile.setVal(FCAT_TYPE, new IntegerConstant(sch.type(fldname)
  					.getSqlType()));
  			fcatfile.setVal(FCAT_TYPEARG, new IntegerConstant(sch.type(fldname)
  					.getArgument()));
  		}
  		fcatfile.close();
  	}
docs: Creates a new table having the specified name and schema.
  
  @param tblName
  the name of the new table
  @param sch
  the table's schema
  @param tx
  the transaction creating the table