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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 <NdbApi.hpp>
#include <common/StmtArea.hpp>
#include <common/ResultArea.hpp>
#include <codegen/Code_insert.hpp>
#include <codegen/Code_query.hpp>
#ifdef NDB_WIN32
#define FMT_I64 "%I64d"
#else
#define FMT_I64 "%lld"
#endif
void
Exec_insert::execImpl(Ctx& ctx, Ctl& ctl)
{
const Code& code = getCode();
Data& data = getData();
Ndb* const ndb = ndbObject();
NdbConnection* const tcon = ndbConnection();
// execute subquery
ctx_assert(m_query != 0);
m_query->execute(ctx, ctl);
if (! ctx.ok())
return;
// insert each row from query
data.setCount(0);
while (m_query->fetch(ctx, ctl)) {
NdbOperation* op = tcon->getNdbOperation(code.m_tableName);
if (op == 0) {
ctx.pushStatus(ndb, tcon, 0, "getNdbOperation");
return;
}
if (code.m_insertOp == Insert_op_insert) {
if (op->insertTuple() == -1) {
ctx.pushStatus(ndb, tcon, op, "insertTuple");
return;
}
} else if (code.m_insertOp == Insert_op_write) {
if (op->writeTuple() == -1) {
ctx.pushStatus(ndb, tcon, op, "writeTuple");
return;
}
} else {
ctx_assert(false);
}
const SqlRow& sqlRow = m_query->getData().sqlRow();
if (code.m_tupleId != 0) {
Uint64 tid = op->setTupleId();
if (tid == 0) {
ctx.pushStatus(ndb, tcon, op, "setTupleId attrId=%u", (unsigned)code.m_tupleId);
return;
}
ctx_log3(("generated TupleId " FMT_I64, tid));
} else if (code.m_autoIncrement != 0) {
// XXX use cache size 1 for birdies and fishies
Uint64 tupleId = ndb->getAutoIncrementValue(code.m_tableName, 1);
if (tupleId == 0) {
ctx.pushStatus(ndb, "getTupleIdFromNdb");
return;
}
NdbAttrId attrId = code.m_autoIncrement - 1;
SqlSmallint sqlSmallint = 0;
SqlInteger sqlInteger = 0;
SqlBigint sqlBigint = 0;
const char* value = 0;
if (code.m_idType.type() == SqlType::Smallint) {
sqlSmallint = tupleId;
value = (const char*)&sqlSmallint;
} else if (code.m_idType.type() == SqlType::Integer) {
sqlInteger = tupleId;
value = (const char*)&sqlInteger;
} else if (code.m_idType.type() == SqlType::Bigint) {
sqlBigint = tupleId;
value = (const char*)&sqlBigint;
} else {
ctx_assert(false);
}
if (op->equal(attrId, value) == -1) {
ctx.pushStatus(ndb, tcon, op, "equal attrId=%u", (unsigned)attrId);
return;
}
} else {
// normal key attributes
for (unsigned i = 1; i <= sqlRow.count(); i++) {
if (! code.m_isKey[i])
continue;
NdbAttrId attrId = code.m_attrId[i];
const SqlField& f = sqlRow.getEntry(i);
const void* addr = f.sqlNull() ? 0 : f.addr();
const char* value = static_cast<const char*>(addr);
if (op->equal(attrId, value) == -1) {
ctx.pushStatus(ndb, tcon, op, "equal attrId=%u", (unsigned)attrId);
return;
}
}
}
// non-key attributes
for (unsigned i = 1; i <= sqlRow.count(); i++) {
if (code.m_isKey[i])
continue;
NdbAttrId attrId = code.m_attrId[i];
const SqlField& f = sqlRow.getEntry(i);
const void* addr = f.sqlNull() ? 0 : f.addr();
const char* value = static_cast<const char*>(addr);
if (op->setValue(attrId, value) == -1) {
ctx.pushStatus(ndb, tcon, op, "setValue attrId=%u", (unsigned)attrId);
return;
}
}
// default non-key values
for (unsigned i = 1; i <= code.m_defaultCount; i++) {
NdbAttrId attrId = code.m_defaultId[i];
const SqlField& f = code.m_defaultValue->getEntry(i);
const void* addr = f.sqlNull() ? 0 : f.addr();
const char* value = static_cast<const char*>(addr);
if (op->setValue(attrId, value) == -1) {
ctx.pushStatus(ndb, tcon, op, "setValue attrId=%u", (unsigned)attrId);
return;
}
}
if (tcon->execute(NoCommit) == -1) {
ctx.pushStatus(ndb, tcon, op, "execute without commit");
return;
}
data.addCount();
}
stmtArea().setRowCount(ctx, data.getCount());
}
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