Schema Class Reference

Schema object. More...

#include <Schema.h>

Public Member Functions
	Schema (int64_t domainidarg)
virtual	~Schema ()
int64_t	getnexttableid ()
	acquire ever-increasing and unique table identifiers More...
int	createTable (int64_t id)
	CREATE TABLE. More...

Public Attributes
int64_t	domainid
int64_t	nexttableid
boost::unordered_map< int64_t, class Table * >	tables
boost::unordered_map < std::string, int64_t >	tableNameToId
boost::unordered_map< int64_t, boost::unordered_map < std::string, int64_t > >	fieldNameToId

Friends
class	ApiInterface
class	TransactionAgent
class	Engine
class	Transaction
class	SubTransaction
class	UserSchemaMgr

Detailed Description

Schema object.

1 schema per domain. holds tables and indices

Parameters

int64_t

domainid

Definition at line 42 of file Schema.h.

Constructor & Destructor Documentation

Schema::Schema

(

int64_t

domainidarg)

Definition at line 32 of file Schema.cc.

                                  : domainid(domainidarg), nexttableid(0)
{
}

Schema::~Schema ( )

virtual

Definition at line 36 of file Schema.cc.

{
}

Member Function Documentation

int Schema::createTable

(

int64_t

id)

CREATE TABLE.

Parameters

id

tableid

Returns

Definition at line 42 of file Schema.cc.

References BUILTIN_STATUS_NOTOK, BUILTIN_STATUS_OK, and tables.

Referenced by UserSchemaMgr::createtable().

{
    if (tables.count(id))   // tableid exists
    {
        return BUILTIN_STATUS_NOTOK;
    }

    tables[id] = new Table(id);
    return BUILTIN_STATUS_OK;
}

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int64_t Schema::getnexttableid

(

)

acquire ever-increasing and unique table identifiers

Returns

next tableid

Definition at line 53 of file Schema.cc.

References nexttableid.

Referenced by UserSchemaMgr::createtable().

{
    return ++nexttableid;
}

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Friends And Related Function Documentation

friend class ApiInterface

friend

Definition at line 48 of file Schema.h.

friend class Engine

friend

Definition at line 50 of file Schema.h.

friend class SubTransaction

friend

Definition at line 52 of file Schema.h.

friend class Transaction

friend

Definition at line 51 of file Schema.h.

friend class TransactionAgent

friend

Definition at line 49 of file Schema.h.

friend class UserSchemaMgr

friend

Definition at line 53 of file Schema.h.

Member Data Documentation

int64_t Schema::domainid

Definition at line 72 of file Schema.h.

Referenced by Statement::branchtotype(), and createSchema().

boost::unordered_map< int64_t, boost::unordered_map<std::string, int64_t> > Schema::fieldNameToId

Definition at line 78 of file Schema.h.

Referenced by Statement::getfieldid().

int64_t Schema::nexttableid

Definition at line 73 of file Schema.h.

Referenced by getnexttableid().

boost::unordered_map< std::string, int64_t > Schema::tableNameToId

Definition at line 75 of file Schema.h.

Referenced by UserSchemaMgr::createtable(), and Statement::resolveTableFields2().

boost::unordered_map< int64_t, class Table *> Schema::tables

Definition at line 74 of file Schema.h.

Referenced by Statement::andPredicate(), Engine::applyItem(), Statement::branchtotype(), SubTransaction::commitRollbackUnlock(), Transaction::continueCommitTransaction(), Statement::continueSelect(), Transaction::continueSqlInsert(), Transaction::continueSqlReplace(), Statement::continueUpdate(), createTable(), SubTransaction::deleterow(), SubTransaction::drainIndexLockQueue(), SubTransaction::drainRowLockQueue(), Ast::evaluate(), TransactionAgent::handledispatch(), SubTransaction::indexSearch(), ApiInterface::insertRow(), SubTransaction::newrow(), Ast::normalizeSetAssignmentOperand(), SubTransaction::processTransactionMessage(), Statement::resolveTableFields2(), Transaction::select(), SubTransaction::selectrows(), Transaction::sqlPredicate(), Statement::stagedPredicate(), Statement::startQuery(), Statement::subqueryScalar(), Statement::subqueryUnique(), TransactionAgent::TAaddcolumn(), SubTransaction::uniqueIndex(), ApiInterface::unmakerow(), SubTransaction::updaterow(), and Transaction::updateRow().

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The documentation for this class was generated from the following files:

• /home/infinisql/build/infinisql/infinisqld/Schema.h
• /home/infinisql/build/infinisql/infinisqld/Schema.cc