/libs/Zend/Db/Adapter/Db2.php
PHP | 840 lines | 675 code | 24 blank | 141 comment | 25 complexity | 0e3132abd56e493b76df721eb37ad1ce MD5 | raw file
- <?php
- /**
- * Zend Framework
- *
- * LICENSE
- *
- * This source file is subject to the new BSD license that is bundled
- * with this package in the file LICENSE.txt.
- * It is also available through the world-wide-web at this URL:
- * http://framework.zend.com/license/new-bsd
- * If you did not receive a copy of the license and are unable to
- * obtain it through the world-wide-web, please send an email
- * to license@zend.com so we can send you a copy immediately.
- *
- * @category Zend
- * @package Zend_Db
- * @subpackage Adapter
- * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- * @version $Id: Db2.php 23775 2011-03-01 17:25:24Z ralph $
- *
- */
- /**
- * @see Zend_Db
- */
- // require_once 'Zend/Db.php';
- /**
- * @see Zend_Db_Adapter_Abstract
- */
- // require_once 'Zend/Db/Adapter/Abstract.php';
- /**
- * @see Zend_Db_Statement_Db2
- */
- // require_once 'Zend/Db/Statement/Db2.php';
- /**
- * @package Zend_Db
- * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- */
- class Zend_Db_Adapter_Db2 extends Zend_Db_Adapter_Abstract
- {
- /**
- * User-provided configuration.
- *
- * Basic keys are:
- *
- * username => (string) Connect to the database as this username.
- * password => (string) Password associated with the username.
- * host => (string) What host to connect to (default 127.0.0.1)
- * dbname => (string) The name of the database to user
- * protocol => (string) Protocol to use, defaults to "TCPIP"
- * port => (integer) Port number to use for TCP/IP if protocol is "TCPIP"
- * persistent => (boolean) Set TRUE to use a persistent connection (db2_pconnect)
- * os => (string) This should be set to 'i5' if the db is on an os400/i5
- * schema => (string) The default schema the connection should use
- *
- * @var array
- */
- protected $_config = array(
- 'dbname' => null,
- 'username' => null,
- 'password' => null,
- 'host' => 'localhost',
- 'port' => '50000',
- 'protocol' => 'TCPIP',
- 'persistent' => false,
- 'os' => null,
- 'schema' => null
- );
- /**
- * Execution mode
- *
- * @var int execution flag (DB2_AUTOCOMMIT_ON or DB2_AUTOCOMMIT_OFF)
- */
- protected $_execute_mode = DB2_AUTOCOMMIT_ON;
- /**
- * Default class name for a DB statement.
- *
- * @var string
- */
- protected $_defaultStmtClass = 'Zend_Db_Statement_Db2';
- protected $_isI5 = false;
- /**
- * Keys are UPPERCASE SQL datatypes or the constants
- * Zend_Db::INT_TYPE, Zend_Db::BIGINT_TYPE, or Zend_Db::FLOAT_TYPE.
- *
- * Values are:
- * 0 = 32-bit integer
- * 1 = 64-bit integer
- * 2 = float or decimal
- *
- * @var array Associative array of datatypes to values 0, 1, or 2.
- */
- protected $_numericDataTypes = array(
- Zend_Db::INT_TYPE => Zend_Db::INT_TYPE,
- Zend_Db::BIGINT_TYPE => Zend_Db::BIGINT_TYPE,
- Zend_Db::FLOAT_TYPE => Zend_Db::FLOAT_TYPE,
- 'INTEGER' => Zend_Db::INT_TYPE,
- 'SMALLINT' => Zend_Db::INT_TYPE,
- 'BIGINT' => Zend_Db::BIGINT_TYPE,
- 'DECIMAL' => Zend_Db::FLOAT_TYPE,
- 'NUMERIC' => Zend_Db::FLOAT_TYPE
- );
- /**
- * Creates a connection resource.
- *
- * @return void
- */
- protected function _connect()
- {
- if (is_resource($this->_connection)) {
- // connection already exists
- return;
- }
- if (!extension_loaded('ibm_db2')) {
- /**
- * @see Zend_Db_Adapter_Db2_Exception
- */
- // require_once 'Zend/Db/Adapter/Db2/Exception.php';
- throw new Zend_Db_Adapter_Db2_Exception('The IBM DB2 extension is required for this adapter but the extension is not loaded');
- }
- $this->_determineI5();
- if ($this->_config['persistent']) {
- // use persistent connection
- $conn_func_name = 'db2_pconnect';
- } else {
- // use "normal" connection
- $conn_func_name = 'db2_connect';
- }
- if (!isset($this->_config['driver_options']['autocommit'])) {
- // set execution mode
- $this->_config['driver_options']['autocommit'] = &$this->_execute_mode;
- }
- if (isset($this->_config['options'][Zend_Db::CASE_FOLDING])) {
- $caseAttrMap = array(
- Zend_Db::CASE_NATURAL => DB2_CASE_NATURAL,
- Zend_Db::CASE_UPPER => DB2_CASE_UPPER,
- Zend_Db::CASE_LOWER => DB2_CASE_LOWER
- );
- $this->_config['driver_options']['DB2_ATTR_CASE'] = $caseAttrMap[$this->_config['options'][Zend_Db::CASE_FOLDING]];
- }
- if ($this->_isI5 && isset($this->_config['driver_options']['i5_naming'])) {
- if ($this->_config['driver_options']['i5_naming']) {
- $this->_config['driver_options']['i5_naming'] = DB2_I5_NAMING_ON;
- } else {
- $this->_config['driver_options']['i5_naming'] = DB2_I5_NAMING_OFF;
- }
- }
- if ($this->_config['host'] !== 'localhost' && !$this->_isI5) {
- // if the host isn't localhost, use extended connection params
- $dbname = 'DRIVER={IBM DB2 ODBC DRIVER}' .
- ';DATABASE=' . $this->_config['dbname'] .
- ';HOSTNAME=' . $this->_config['host'] .
- ';PORT=' . $this->_config['port'] .
- ';PROTOCOL=' . $this->_config['protocol'] .
- ';UID=' . $this->_config['username'] .
- ';PWD=' . $this->_config['password'] .';';
- $this->_connection = $conn_func_name(
- $dbname,
- null,
- null,
- $this->_config['driver_options']
- );
- } else {
- // host is localhost, so use standard connection params
- $this->_connection = $conn_func_name(
- $this->_config['dbname'],
- $this->_config['username'],
- $this->_config['password'],
- $this->_config['driver_options']
- );
- }
- // check the connection
- if (!$this->_connection) {
- /**
- * @see Zend_Db_Adapter_Db2_Exception
- */
- // require_once 'Zend/Db/Adapter/Db2/Exception.php';
- throw new Zend_Db_Adapter_Db2_Exception(db2_conn_errormsg(), db2_conn_error());
- }
- }
- /**
- * Test if a connection is active
- *
- * @return boolean
- */
- public function isConnected()
- {
- return ((bool) (is_resource($this->_connection)
- && get_resource_type($this->_connection) == 'DB2 Connection'));
- }
- /**
- * Force the connection to close.
- *
- * @return void
- */
- public function closeConnection()
- {
- if ($this->isConnected()) {
- db2_close($this->_connection);
- }
- $this->_connection = null;
- }
- /**
- * Returns an SQL statement for preparation.
- *
- * @param string $sql The SQL statement with placeholders.
- * @return Zend_Db_Statement_Db2
- */
- public function prepare($sql)
- {
- $this->_connect();
- $stmtClass = $this->_defaultStmtClass;
- if (!class_exists($stmtClass)) {
- // require_once 'Zend/Loader.php';
- Zend_Loader::loadClass($stmtClass);
- }
- $stmt = new $stmtClass($this, $sql);
- $stmt->setFetchMode($this->_fetchMode);
- return $stmt;
- }
- /**
- * Gets the execution mode
- *
- * @return int the execution mode (DB2_AUTOCOMMIT_ON or DB2_AUTOCOMMIT_OFF)
- */
- public function _getExecuteMode()
- {
- return $this->_execute_mode;
- }
- /**
- * @param integer $mode
- * @return void
- */
- public function _setExecuteMode($mode)
- {
- switch ($mode) {
- case DB2_AUTOCOMMIT_OFF:
- case DB2_AUTOCOMMIT_ON:
- $this->_execute_mode = $mode;
- db2_autocommit($this->_connection, $mode);
- break;
- default:
- /**
- * @see Zend_Db_Adapter_Db2_Exception
- */
- // require_once 'Zend/Db/Adapter/Db2/Exception.php';
- throw new Zend_Db_Adapter_Db2_Exception("execution mode not supported");
- break;
- }
- }
- /**
- * Quote a raw string.
- *
- * @param string $value Raw string
- * @return string Quoted string
- */
- protected function _quote($value)
- {
- if (is_int($value) || is_float($value)) {
- return $value;
- }
- /**
- * Use db2_escape_string() if it is present in the IBM DB2 extension.
- * But some supported versions of PHP do not include this function,
- * so fall back to default quoting in the parent class.
- */
- if (function_exists('db2_escape_string')) {
- return "'" . db2_escape_string($value) . "'";
- }
- return parent::_quote($value);
- }
- /**
- * @return string
- */
- public function getQuoteIdentifierSymbol()
- {
- $this->_connect();
- $info = db2_server_info($this->_connection);
- if ($info) {
- $identQuote = $info->IDENTIFIER_QUOTE_CHAR;
- } else {
- // db2_server_info() does not return result on some i5 OS version
- if ($this->_isI5) {
- $identQuote ="'";
- }
- }
- return $identQuote;
- }
- /**
- * Returns a list of the tables in the database.
- * @param string $schema OPTIONAL
- * @return array
- */
- public function listTables($schema = null)
- {
- $this->_connect();
- if ($schema === null && $this->_config['schema'] != null) {
- $schema = $this->_config['schema'];
- }
- $tables = array();
- if (!$this->_isI5) {
- if ($schema) {
- $stmt = db2_tables($this->_connection, null, $schema);
- } else {
- $stmt = db2_tables($this->_connection);
- }
- while ($row = db2_fetch_assoc($stmt)) {
- $tables[] = $row['TABLE_NAME'];
- }
- } else {
- $tables = $this->_i5listTables($schema);
- }
- return $tables;
- }
- /**
- * Returns the column descriptions for a table.
- *
- * The return value is an associative array keyed by the column name,
- * as returned by the RDBMS.
- *
- * The value of each array element is an associative array
- * with the following keys:
- *
- * SCHEMA_NAME => string; name of database or schema
- * TABLE_NAME => string;
- * COLUMN_NAME => string; column name
- * COLUMN_POSITION => number; ordinal position of column in table
- * DATA_TYPE => string; SQL datatype name of column
- * DEFAULT => string; default expression of column, null if none
- * NULLABLE => boolean; true if column can have nulls
- * LENGTH => number; length of CHAR/VARCHAR
- * SCALE => number; scale of NUMERIC/DECIMAL
- * PRECISION => number; precision of NUMERIC/DECIMAL
- * UNSIGNED => boolean; unsigned property of an integer type
- * DB2 not supports UNSIGNED integer.
- * PRIMARY => boolean; true if column is part of the primary key
- * PRIMARY_POSITION => integer; position of column in primary key
- * IDENTITY => integer; true if column is auto-generated with unique values
- *
- * @param string $tableName
- * @param string $schemaName OPTIONAL
- * @return array
- */
- public function describeTable($tableName, $schemaName = null)
- {
- // Ensure the connection is made so that _isI5 is set
- $this->_connect();
- if ($schemaName === null && $this->_config['schema'] != null) {
- $schemaName = $this->_config['schema'];
- }
- if (!$this->_isI5) {
- $sql = "SELECT DISTINCT c.tabschema, c.tabname, c.colname, c.colno,
- c.typename, c.default, c.nulls, c.length, c.scale,
- c.identity, tc.type AS tabconsttype, k.colseq
- FROM syscat.columns c
- LEFT JOIN (syscat.keycoluse k JOIN syscat.tabconst tc
- ON (k.tabschema = tc.tabschema
- AND k.tabname = tc.tabname
- AND tc.type = 'P'))
- ON (c.tabschema = k.tabschema
- AND c.tabname = k.tabname
- AND c.colname = k.colname)
- WHERE "
- . $this->quoteInto('UPPER(c.tabname) = UPPER(?)', $tableName);
- if ($schemaName) {
- $sql .= $this->quoteInto(' AND UPPER(c.tabschema) = UPPER(?)', $schemaName);
- }
- $sql .= " ORDER BY c.colno";
- } else {
- // DB2 On I5 specific query
- $sql = "SELECT DISTINCT C.TABLE_SCHEMA, C.TABLE_NAME, C.COLUMN_NAME, C.ORDINAL_POSITION,
- C.DATA_TYPE, C.COLUMN_DEFAULT, C.NULLS ,C.LENGTH, C.SCALE, LEFT(C.IDENTITY,1),
- LEFT(tc.TYPE, 1) AS tabconsttype, k.COLSEQ
- FROM QSYS2.SYSCOLUMNS C
- LEFT JOIN (QSYS2.syskeycst k JOIN QSYS2.SYSCST tc
- ON (k.TABLE_SCHEMA = tc.TABLE_SCHEMA
- AND k.TABLE_NAME = tc.TABLE_NAME
- AND LEFT(tc.type,1) = 'P'))
- ON (C.TABLE_SCHEMA = k.TABLE_SCHEMA
- AND C.TABLE_NAME = k.TABLE_NAME
- AND C.COLUMN_NAME = k.COLUMN_NAME)
- WHERE "
- . $this->quoteInto('UPPER(C.TABLE_NAME) = UPPER(?)', $tableName);
- if ($schemaName) {
- $sql .= $this->quoteInto(' AND UPPER(C.TABLE_SCHEMA) = UPPER(?)', $schemaName);
- }
- $sql .= " ORDER BY C.ORDINAL_POSITION FOR FETCH ONLY";
- }
- $desc = array();
- $stmt = $this->query($sql);
- /**
- * To avoid case issues, fetch using FETCH_NUM
- */
- $result = $stmt->fetchAll(Zend_Db::FETCH_NUM);
- /**
- * The ordering of columns is defined by the query so we can map
- * to variables to improve readability
- */
- $tabschema = 0;
- $tabname = 1;
- $colname = 2;
- $colno = 3;
- $typename = 4;
- $default = 5;
- $nulls = 6;
- $length = 7;
- $scale = 8;
- $identityCol = 9;
- $tabconstType = 10;
- $colseq = 11;
- foreach ($result as $key => $row) {
- list ($primary, $primaryPosition, $identity) = array(false, null, false);
- if ($row[$tabconstType] == 'P') {
- $primary = true;
- $primaryPosition = $row[$colseq];
- }
- /**
- * In IBM DB2, an column can be IDENTITY
- * even if it is not part of the PRIMARY KEY.
- */
- if ($row[$identityCol] == 'Y') {
- $identity = true;
- }
- // only colname needs to be case adjusted
- $desc[$this->foldCase($row[$colname])] = array(
- 'SCHEMA_NAME' => $this->foldCase($row[$tabschema]),
- 'TABLE_NAME' => $this->foldCase($row[$tabname]),
- 'COLUMN_NAME' => $this->foldCase($row[$colname]),
- 'COLUMN_POSITION' => (!$this->_isI5) ? $row[$colno]+1 : $row[$colno],
- 'DATA_TYPE' => $row[$typename],
- 'DEFAULT' => $row[$default],
- 'NULLABLE' => (bool) ($row[$nulls] == 'Y'),
- 'LENGTH' => $row[$length],
- 'SCALE' => $row[$scale],
- 'PRECISION' => ($row[$typename] == 'DECIMAL' ? $row[$length] : 0),
- 'UNSIGNED' => false,
- 'PRIMARY' => $primary,
- 'PRIMARY_POSITION' => $primaryPosition,
- 'IDENTITY' => $identity
- );
- }
- return $desc;
- }
- /**
- * Return the most recent value from the specified sequence in the database.
- * This is supported only on RDBMS brands that support sequences
- * (e.g. Oracle, PostgreSQL, DB2). Other RDBMS brands return null.
- *
- * @param string $sequenceName
- * @return string
- */
- public function lastSequenceId($sequenceName)
- {
- $this->_connect();
- if (!$this->_isI5) {
- $quotedSequenceName = $this->quoteIdentifier($sequenceName, true);
- $sql = 'SELECT PREVVAL FOR ' . $quotedSequenceName . ' AS VAL FROM SYSIBM.SYSDUMMY1';
- } else {
- $quotedSequenceName = $sequenceName;
- $sql = 'SELECT PREVVAL FOR ' . $this->quoteIdentifier($sequenceName, true) . ' AS VAL FROM QSYS2.QSQPTABL';
- }
- $value = $this->fetchOne($sql);
- return (string) $value;
- }
- /**
- * Generate a new value from the specified sequence in the database, and return it.
- * This is supported only on RDBMS brands that support sequences
- * (e.g. Oracle, PostgreSQL, DB2). Other RDBMS brands return null.
- *
- * @param string $sequenceName
- * @return string
- */
- public function nextSequenceId($sequenceName)
- {
- $this->_connect();
- $sql = 'SELECT NEXTVAL FOR '.$this->quoteIdentifier($sequenceName, true).' AS VAL FROM SYSIBM.SYSDUMMY1';
- $value = $this->fetchOne($sql);
- return (string) $value;
- }
- /**
- * Gets the last ID generated automatically by an IDENTITY/AUTOINCREMENT column.
- *
- * As a convention, on RDBMS brands that support sequences
- * (e.g. Oracle, PostgreSQL, DB2), this method forms the name of a sequence
- * from the arguments and returns the last id generated by that sequence.
- * On RDBMS brands that support IDENTITY/AUTOINCREMENT columns, this method
- * returns the last value generated for such a column, and the table name
- * argument is disregarded.
- *
- * The IDENTITY_VAL_LOCAL() function gives the last generated identity value
- * in the current process, even if it was for a GENERATED column.
- *
- * @param string $tableName OPTIONAL
- * @param string $primaryKey OPTIONAL
- * @param string $idType OPTIONAL used for i5 platform to define sequence/idenity unique value
- * @return string
- */
- public function lastInsertId($tableName = null, $primaryKey = null, $idType = null)
- {
- $this->_connect();
- if ($this->_isI5) {
- return (string) $this->_i5LastInsertId($tableName, $idType);
- }
- if ($tableName !== null) {
- $sequenceName = $tableName;
- if ($primaryKey) {
- $sequenceName .= "_$primaryKey";
- }
- $sequenceName .= '_seq';
- return $this->lastSequenceId($sequenceName);
- }
- $sql = 'SELECT IDENTITY_VAL_LOCAL() AS VAL FROM SYSIBM.SYSDUMMY1';
- $value = $this->fetchOne($sql);
- return (string) $value;
- }
- /**
- * Begin a transaction.
- *
- * @return void
- */
- protected function _beginTransaction()
- {
- $this->_setExecuteMode(DB2_AUTOCOMMIT_OFF);
- }
- /**
- * Commit a transaction.
- *
- * @return void
- */
- protected function _commit()
- {
- if (!db2_commit($this->_connection)) {
- /**
- * @see Zend_Db_Adapter_Db2_Exception
- */
- // require_once 'Zend/Db/Adapter/Db2/Exception.php';
- throw new Zend_Db_Adapter_Db2_Exception(
- db2_conn_errormsg($this->_connection),
- db2_conn_error($this->_connection));
- }
- $this->_setExecuteMode(DB2_AUTOCOMMIT_ON);
- }
- /**
- * Rollback a transaction.
- *
- * @return void
- */
- protected function _rollBack()
- {
- if (!db2_rollback($this->_connection)) {
- /**
- * @see Zend_Db_Adapter_Db2_Exception
- */
- // require_once 'Zend/Db/Adapter/Db2/Exception.php';
- throw new Zend_Db_Adapter_Db2_Exception(
- db2_conn_errormsg($this->_connection),
- db2_conn_error($this->_connection));
- }
- $this->_setExecuteMode(DB2_AUTOCOMMIT_ON);
- }
- /**
- * Set the fetch mode.
- *
- * @param integer $mode
- * @return void
- * @throws Zend_Db_Adapter_Db2_Exception
- */
- public function setFetchMode($mode)
- {
- switch ($mode) {
- case Zend_Db::FETCH_NUM: // seq array
- case Zend_Db::FETCH_ASSOC: // assoc array
- case Zend_Db::FETCH_BOTH: // seq+assoc array
- case Zend_Db::FETCH_OBJ: // object
- $this->_fetchMode = $mode;
- break;
- case Zend_Db::FETCH_BOUND: // bound to PHP variable
- /**
- * @see Zend_Db_Adapter_Db2_Exception
- */
- // require_once 'Zend/Db/Adapter/Db2/Exception.php';
- throw new Zend_Db_Adapter_Db2_Exception('FETCH_BOUND is not supported yet');
- break;
- default:
- /**
- * @see Zend_Db_Adapter_Db2_Exception
- */
- // require_once 'Zend/Db/Adapter/Db2/Exception.php';
- throw new Zend_Db_Adapter_Db2_Exception("Invalid fetch mode '$mode' specified");
- break;
- }
- }
- /**
- * Adds an adapter-specific LIMIT clause to the SELECT statement.
- *
- * @param string $sql
- * @param integer $count
- * @param integer $offset OPTIONAL
- * @return string
- */
- public function limit($sql, $count, $offset = 0)
- {
- $count = intval($count);
- if ($count <= 0) {
- /**
- * @see Zend_Db_Adapter_Db2_Exception
- */
- // require_once 'Zend/Db/Adapter/Db2/Exception.php';
- throw new Zend_Db_Adapter_Db2_Exception("LIMIT argument count=$count is not valid");
- }
- $offset = intval($offset);
- if ($offset < 0) {
- /**
- * @see Zend_Db_Adapter_Db2_Exception
- */
- // require_once 'Zend/Db/Adapter/Db2/Exception.php';
- throw new Zend_Db_Adapter_Db2_Exception("LIMIT argument offset=$offset is not valid");
- }
- if ($offset == 0) {
- $limit_sql = $sql . " FETCH FIRST $count ROWS ONLY";
- return $limit_sql;
- }
- /**
- * DB2 does not implement the LIMIT clause as some RDBMS do.
- * We have to simulate it with subqueries and ROWNUM.
- * Unfortunately because we use the column wildcard "*",
- * this puts an extra column into the query result set.
- */
- $limit_sql = "SELECT z2.*
- FROM (
- SELECT ROW_NUMBER() OVER() AS \"ZEND_DB_ROWNUM\", z1.*
- FROM (
- " . $sql . "
- ) z1
- ) z2
- WHERE z2.zend_db_rownum BETWEEN " . ($offset+1) . " AND " . ($offset+$count);
- return $limit_sql;
- }
- /**
- * Check if the adapter supports real SQL parameters.
- *
- * @param string $type 'positional' or 'named'
- * @return bool
- */
- public function supportsParameters($type)
- {
- if ($type == 'positional') {
- return true;
- }
- // if its 'named' or anything else
- return false;
- }
- /**
- * Retrieve server version in PHP style
- *
- * @return string
- */
- public function getServerVersion()
- {
- $this->_connect();
- $server_info = db2_server_info($this->_connection);
- if ($server_info !== false) {
- $version = $server_info->DBMS_VER;
- if ($this->_isI5) {
- $version = (int) substr($version, 0, 2) . '.' . (int) substr($version, 2, 2) . '.' . (int) substr($version, 4);
- }
- return $version;
- } else {
- return null;
- }
- }
- /**
- * Return whether or not this is running on i5
- *
- * @return bool
- */
- public function isI5()
- {
- if ($this->_isI5 === null) {
- $this->_determineI5();
- }
- return (bool) $this->_isI5;
- }
- /**
- * Check the connection parameters according to verify
- * type of used OS
- *
- * @return void
- */
- protected function _determineI5()
- {
- // first us the compiled flag.
- $this->_isI5 = (php_uname('s') == 'OS400') ? true : false;
- // if this is set, then us it
- if (isset($this->_config['os'])){
- if (strtolower($this->_config['os']) === 'i5') {
- $this->_isI5 = true;
- } else {
- // any other value passed in, its null
- $this->_isI5 = false;
- }
- }
- }
- /**
- * Db2 On I5 specific method
- *
- * Returns a list of the tables in the database .
- * Used only for DB2/400.
- *
- * @return array
- */
- protected function _i5listTables($schema = null)
- {
- //list of i5 libraries.
- $tables = array();
- if ($schema) {
- $tablesStatement = db2_tables($this->_connection, null, $schema);
- while ($rowTables = db2_fetch_assoc($tablesStatement) ) {
- if ($rowTables['TABLE_NAME'] !== null) {
- $tables[] = $rowTables['TABLE_NAME'];
- }
- }
- } else {
- $schemaStatement = db2_tables($this->_connection);
- while ($schema = db2_fetch_assoc($schemaStatement)) {
- if ($schema['TABLE_SCHEM'] !== null) {
- // list of the tables which belongs to the selected library
- $tablesStatement = db2_tables($this->_connection, NULL, $schema['TABLE_SCHEM']);
- if (is_resource($tablesStatement)) {
- while ($rowTables = db2_fetch_assoc($tablesStatement) ) {
- if ($rowTables['TABLE_NAME'] !== null) {
- $tables[] = $rowTables['TABLE_NAME'];
- }
- }
- }
- }
- }
- }
- return $tables;
- }
- protected function _i5LastInsertId($objectName = null, $idType = null)
- {
- if ($objectName === null) {
- $sql = 'SELECT IDENTITY_VAL_LOCAL() AS VAL FROM QSYS2.QSQPTABL';
- $value = $this->fetchOne($sql);
- return $value;
- }
- if (strtoupper($idType) === 'S'){
- //check i5_lib option
- $sequenceName = $objectName;
- return $this->lastSequenceId($sequenceName);
- }
- //returns last identity value for the specified table
- //if (strtoupper($idType) === 'I') {
- $tableName = $objectName;
- return $this->fetchOne('SELECT IDENTITY_VAL_LOCAL() from ' . $this->quoteIdentifier($tableName));
- }
- }