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/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include "dba_internal.hpp"
#include "NdbSchemaCon.hpp"
static bool getNdbAttr(DBA_DataTypes_t,
Size_t,
int * attrSize,
int * arraySize,
AttrType * attrType);
extern "C"
DBA_Error_t
DBA_CreateTable(const char* TableName,
int NbColumns,
const DBA_ColumnDesc_t Columns[] ){
if(DBA_TableExists(TableName))
return DBA_NO_ERROR;
NdbSchemaCon * schemaCon = NdbSchemaCon::startSchemaTrans(DBA__TheNdb);
if(schemaCon == 0){
DBA__SetLatestError(DBA_NDB_ERROR, 0,
"Internal NDB error: No schema transaction");
return DBA_NDB_ERROR;
}
NdbSchemaOp * schemaOp = schemaCon->getNdbSchemaOp();
if(schemaOp == 0){
NdbSchemaCon::closeSchemaTrans(schemaCon);
DBA__SetLatestError(DBA_NDB_ERROR, 0,
"Internal NDB error: No schema op");
return DBA_NDB_ERROR;
}
if(schemaOp->createTable( TableName,
8, // Data Size
TupleKey,
2, // Index size
All,
6,
78,
80,
1,
false) == -1){
NdbSchemaCon::closeSchemaTrans(schemaCon);
DBA__SetLatestError(DBA_NDB_ERROR, 0,
"Internal NDB error: Create table failed");
return DBA_NDB_ERROR;
}
for (int i = 0; i < NbColumns; i++){
int attrSize;
int arraySize;
AttrType attrType;
if(!getNdbAttr(Columns[i].DataType, Columns[i].Size,
&attrSize,
&arraySize,
&attrType)){
NdbSchemaCon::closeSchemaTrans(schemaCon);
DBA__SetLatestError(DBA_APPLICATION_ERROR, 0,
"Invalid datatype/size combination");
return DBA_APPLICATION_ERROR;
}
if(schemaOp->createAttribute( Columns[i].Name,
Columns[i].IsKey ? TupleKey : NoKey,
attrSize,
arraySize,
attrType) == -1){
NdbSchemaCon::closeSchemaTrans(schemaCon);
DBA__SetLatestError(DBA_NDB_ERROR, 0,
"Internal NDB error: Create attribute failed");
return DBA_NDB_ERROR;
}
}
if(schemaCon->execute() == -1){
NdbSchemaCon::closeSchemaTrans(schemaCon);
DBA__SetLatestError(DBA_NDB_ERROR, 0,
"Internal NDB error: Execute schema failed");
return DBA_NDB_ERROR;
}
NdbSchemaCon::closeSchemaTrans(schemaCon);
return DBA_NO_ERROR;
}
DBA_Error_t
DBA_DropTable( char* TableName ){
return DBA_NOT_IMPLEMENTED;
}
Boolean_t
DBA_TableExists( const char* TableName ){
NdbDictionary::Dictionary * dict = DBA__TheNdb->getDictionary();
if(dict == 0){
return 0;
}
const NdbDictionary::Table * tab = dict->getTable(TableName);
if(tab == 0){
return 0;
}
return 1;
}
static
bool
getNdbAttr(DBA_DataTypes_t type,
Size_t size,
int * attrSize,
int * arraySize,
AttrType * attrType) {
if(type == DBA_CHAR){
* attrType = String;
* attrSize = 8;
* arraySize = size;
return true;
}
* attrType = Signed;
if((size % 4) == 0){
* attrSize = 32;
* arraySize = size / 4;
return true;
}
* attrSize = 8;
* arraySize = size;
return true;
}
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