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Kirill Smelkov
mariadb
Commits
32544f17
Commit
32544f17
authored
Dec 23, 2004
by
unknown
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Merge tulin@bk-internal.mysql.com:/home/bk/mysql-5.0-ndb
into poseidon.ndb.mysql.com:/home/tomas/mysql-5.0-ndb
parents
07086656
56ba2a8d
Changes
2
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2 changed files
with
16 additions
and
8 deletions
+16
-8
ndb/include/ndbapi/Ndb.hpp
ndb/include/ndbapi/Ndb.hpp
+9
-7
ndb/include/ndbapi/NdbOperation.hpp
ndb/include/ndbapi/NdbOperation.hpp
+7
-1
No files found.
ndb/include/ndbapi/Ndb.hpp
View file @
32544f17
...
...
@@ -98,10 +98,12 @@
@section secNdbOperations Operations
Each transaction (NdbTransaction object) consist of a list of
operations (Ndb*Operation objects).
operations (Ndb*Operation objects).
#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
Operations are of two different kinds:
-# standard operations, and
-# interpreted program operations.
#endif
<h3>Single row operations</h3>
After the operation is created using NdbTransaction::getNdbOperation
...
...
@@ -205,8 +207,7 @@
The result of reading data from an NdbRecAttr object before
calling NdbTransaction::execute is undefined.
#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
<h3>Interpreted Program Operations</h3>
The following types of interpreted program operations exist:
-# NdbOperation::interpretedUpdateTuple :
...
...
@@ -267,7 +268,7 @@
There might be zero NdbOperation::getValue calls.
-# The fifth step is possible subroutine definitions using
NdbOperation::def_subroutine and NdbOperation::ret_sub.
#endif
@subsection secScan Scanning
The most common use of interpreted programs is for scanning
...
...
@@ -361,7 +362,7 @@
but is of the following form:
-# Start transaction
-# Get NdbScanOperation for the table to be scanned
-# NdbScanOperation::readTuples
Exclusive
returns a handle to a
-# NdbScanOperation::readTuples
(NdbOperation::LM_Exclusive)
returns a handle to a
NdbResultSet.
-# Search conditions are defined by NdbScanFilter
-# Call NdbTransaction::execute(NoCommit) to start the scan.
...
...
@@ -384,7 +385,7 @@
See the scan example program in @ref ndbapi_scan.cppn for example
usage of the new scan api.
#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
<h3>Interpreted Programs</h3>
Interpretation programs are executed in a
register-based virtual machine.
...
...
@@ -455,6 +456,7 @@
The parameter used by NdbOperation::def_subroutine
should match the automatic numbering to make it easier to
debug the interpreted program.
#endif
#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
@section secAsync Asynchronous Transactions
...
...
@@ -587,7 +589,7 @@
theTransaction = theNdb->startTransaction();
theOperation = theTransaction->getNdbOperation("TEST_TABLE");
if (theOperation == NULL) goto error;
theOperation->readTuple();
theOperation->readTuple(
NdbOperation::LM_Read
);
theOperation->setValue("ATTR_1", at1);
theOperation->setValue("ATTR_2", at1); //Here an error occurs
theOperation->setValue("ATTR_3", at1);
...
...
ndb/include/ndbapi/NdbOperation.hpp
View file @
32544f17
...
...
@@ -168,7 +168,6 @@ public:
* @depricated
*/
virtual
int
dirtyRead
();
#endif
/**
* Define the NdbOperation to be a standard operation of type committedRead.
...
...
@@ -201,7 +200,9 @@ public:
* @return 0 if successful otherwise -1.
*/
virtual
int
dirtyWrite
();
#endif
#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
/** @} *********************************************************************/
/**
* @name Define Interpreted Program Operation Type
...
...
@@ -221,6 +222,7 @@ public:
* @return 0 if successful otherwise -1.
*/
virtual
int
interpretedDeleteTuple
();
#endif
/** @} *********************************************************************/
...
...
@@ -377,6 +379,7 @@ public:
virtual
NdbBlob
*
getBlobHandle
(
const
char
*
anAttrName
);
virtual
NdbBlob
*
getBlobHandle
(
Uint32
anAttrId
);
#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
/** @} *********************************************************************/
/**
* @name Specify Interpreted Program Instructions
...
...
@@ -675,6 +678,7 @@ public:
* @return -1 if unsuccessful.
*/
int
ret_sub
();
#endif
/** @} *********************************************************************/
...
...
@@ -723,6 +727,7 @@ public:
LockMode
getLockMode
()
const
{
return
theLockMode
;
}
void
setAbortOption
(
Int8
ao
)
{
m_abortOption
=
ao
;
}
#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
/**
* Set/get distribution/partition key
*/
...
...
@@ -730,6 +735,7 @@ public:
void
setPartitionHash
(
Uint32
key
);
void
setPartitionHash
(
const
Uint64
*
,
Uint32
len
);
Uint32
getPartitionId
()
const
;
#endif
protected:
int
handle_distribution_key
(
const
Uint64
*
,
Uint32
len
);
protected:
...
...
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