mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-11-23 08:23:12 +01:00
fix for 5.4 PHP Strict Standards: Declaration of ADODB2_mysql::_CreateSuffix() should be compatible with ADODB_DataDict::_CreateSuffix
This commit is contained in:
Ralf Becker
parent
931ad68b8f
commit
b1e06f01df
@ -613,7 +613,7 @@ class ADODB_DataDict {
|
||||
|
||||
|
||||
// return string must begin with space
|
||||
function _CreateSuffix($fname,$ftype,$fnotnull,$fdefault,$fautoinc,$fconstraint)
|
||||
function _CreateSuffix($fname,$ftype,$fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
|
||||
{
|
||||
$suffix = '';
|
||||
if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
|
||||
|
||||
181
phpgwapi/inc/adodb/datadict/datadict-mysql.inc.php
Normal file
181
phpgwapi/inc/adodb/datadict/datadict-mysql.inc.php
Normal file
@ -0,0 +1,181 @@
|
||||
<?php
|
||||
|
||||
/**
|
||||
V4.65 22 July 2005 (c) 2000-2005 John Lim (jlim@natsoft.com.my). All rights reserved.
|
||||
Released under both BSD license and Lesser GPL library license.
|
||||
Whenever there is any discrepancy between the two licenses,
|
||||
the BSD license will take precedence.
|
||||
|
||||
Set tabs to 4 for best viewing.
|
||||
|
||||
*/
|
||||
|
||||
// security - hide paths
|
||||
if (!defined('ADODB_DIR')) die();
|
||||
|
||||
class ADODB2_mysql extends ADODB_DataDict {
|
||||
var $databaseType = 'mysql';
|
||||
var $alterCol = ' MODIFY COLUMN';
|
||||
var $alterTableAddIndex = true;
|
||||
var $dropTable = 'DROP TABLE IF EXISTS %s'; // requires mysql 3.22 or later
|
||||
|
||||
var $dropIndex = 'DROP INDEX %s ON %s';
|
||||
var $renameColumn = 'ALTER TABLE %s CHANGE COLUMN %s %s %s'; // needs column-definition!
|
||||
|
||||
function MetaType($t,$len=-1,$fieldobj=false)
|
||||
{
|
||||
if (is_object($t)) {
|
||||
$fieldobj = $t;
|
||||
$t = $fieldobj->type;
|
||||
$len = $fieldobj->max_length;
|
||||
}
|
||||
$is_serial = is_object($fieldobj) && $fieldobj->primary_key && $fieldobj->auto_increment;
|
||||
|
||||
$len = -1; // mysql max_length is not accurate
|
||||
switch (strtoupper($t)) {
|
||||
case 'STRING':
|
||||
case 'CHAR':
|
||||
case 'VARCHAR':
|
||||
case 'TINYBLOB':
|
||||
case 'TINYTEXT':
|
||||
case 'ENUM':
|
||||
case 'SET':
|
||||
if ($len <= $this->blobSize) return 'C';
|
||||
|
||||
case 'TEXT':
|
||||
case 'LONGTEXT':
|
||||
case 'MEDIUMTEXT':
|
||||
return 'X';
|
||||
|
||||
// php_mysql extension always returns 'blob' even if 'text'
|
||||
// so we have to check whether binary...
|
||||
case 'IMAGE':
|
||||
case 'LONGBLOB':
|
||||
case 'BLOB':
|
||||
case 'MEDIUMBLOB':
|
||||
return !empty($fieldobj->binary) ? 'B' : 'X';
|
||||
|
||||
case 'YEAR':
|
||||
case 'DATE': return 'D';
|
||||
|
||||
case 'TIME':
|
||||
case 'DATETIME':
|
||||
case 'TIMESTAMP': return 'T';
|
||||
|
||||
case 'FLOAT':
|
||||
case 'DOUBLE':
|
||||
return 'F';
|
||||
|
||||
case 'INT':
|
||||
case 'INTEGER': return $is_serial ? 'R' : 'I';
|
||||
case 'TINYINT': return $is_serial ? 'R' : 'I1';
|
||||
case 'SMALLINT': return $is_serial ? 'R' : 'I2';
|
||||
case 'MEDIUMINT': return $is_serial ? 'R' : 'I4';
|
||||
case 'BIGINT': return $is_serial ? 'R' : 'I8';
|
||||
default: return 'N';
|
||||
}
|
||||
}
|
||||
|
||||
function ActualType($meta)
|
||||
{
|
||||
switch(strtoupper($meta)) {
|
||||
case 'C': return 'VARCHAR';
|
||||
case 'XL':return 'LONGTEXT';
|
||||
case 'X': return 'TEXT';
|
||||
|
||||
case 'C2': return 'VARCHAR';
|
||||
case 'X2': return 'LONGTEXT';
|
||||
|
||||
case 'B': return 'LONGBLOB';
|
||||
|
||||
case 'D': return 'DATE';
|
||||
case 'T': return 'DATETIME';
|
||||
case 'L': return 'TINYINT';
|
||||
|
||||
case 'R':
|
||||
case 'I4':
|
||||
case 'I': return 'INTEGER';
|
||||
case 'I1': return 'TINYINT';
|
||||
case 'I2': return 'SMALLINT';
|
||||
case 'I8': return 'BIGINT';
|
||||
|
||||
case 'F': return 'DOUBLE';
|
||||
case 'N': return 'NUMERIC';
|
||||
default:
|
||||
return $meta;
|
||||
}
|
||||
}
|
||||
|
||||
// return string must begin with space
|
||||
function _CreateSuffix($fname,$ftype,$fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
|
||||
{
|
||||
$suffix = '';
|
||||
if ($funsigned) $suffix .= ' UNSIGNED';
|
||||
if ($fnotnull) $suffix .= ' NOT NULL';
|
||||
if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
|
||||
if ($fautoinc) $suffix .= ' AUTO_INCREMENT';
|
||||
if ($fconstraint) $suffix .= ' '.$fconstraint;
|
||||
return $suffix;
|
||||
}
|
||||
|
||||
/*
|
||||
CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name [(create_definition,...)]
|
||||
[table_options] [select_statement]
|
||||
create_definition:
|
||||
col_name type [NOT NULL | NULL] [DEFAULT default_value] [AUTO_INCREMENT]
|
||||
[PRIMARY KEY] [reference_definition]
|
||||
or PRIMARY KEY (index_col_name,...)
|
||||
or KEY [index_name] (index_col_name,...)
|
||||
or INDEX [index_name] (index_col_name,...)
|
||||
or UNIQUE [INDEX] [index_name] (index_col_name,...)
|
||||
or FULLTEXT [INDEX] [index_name] (index_col_name,...)
|
||||
or [CONSTRAINT symbol] FOREIGN KEY [index_name] (index_col_name,...)
|
||||
[reference_definition]
|
||||
or CHECK (expr)
|
||||
*/
|
||||
|
||||
/*
|
||||
CREATE [UNIQUE|FULLTEXT] INDEX index_name
|
||||
ON tbl_name (col_name[(length)],... )
|
||||
*/
|
||||
|
||||
function _IndexSQL($idxname, $tabname, $flds, $idxoptions)
|
||||
{
|
||||
$sql = array();
|
||||
|
||||
if ( isset($idxoptions['REPLACE']) || isset($idxoptions['DROP']) ) {
|
||||
if ($this->alterTableAddIndex) $sql[] = "ALTER TABLE $tabname DROP INDEX $idxname";
|
||||
else $sql[] = sprintf($this->dropIndex, $idxname, $tabname);
|
||||
|
||||
if ( isset($idxoptions['DROP']) )
|
||||
return $sql;
|
||||
}
|
||||
|
||||
if ( empty ($flds) ) {
|
||||
return $sql;
|
||||
}
|
||||
|
||||
if (isset($idxoptions['FULLTEXT'])) {
|
||||
$unique = ' FULLTEXT';
|
||||
} elseif (isset($idxoptions['UNIQUE'])) {
|
||||
$unique = ' UNIQUE';
|
||||
} else {
|
||||
$unique = '';
|
||||
}
|
||||
|
||||
if ( is_array($flds) ) $flds = implode(', ',$flds);
|
||||
|
||||
if ($this->alterTableAddIndex) $s = "ALTER TABLE $tabname ADD $unique INDEX $idxname ";
|
||||
else $s = 'CREATE' . $unique . ' INDEX ' . $idxname . ' ON ' . $tabname;
|
||||
|
||||
$s .= ' (' . $flds . ')';
|
||||
|
||||
if ( isset($idxoptions[$this->upperName]) )
|
||||
$s .= $idxoptions[$this->upperName];
|
||||
|
||||
$sql[] = $s;
|
||||
|
||||
return $sql;
|
||||
}
|
||||
}
|
||||
?>
|
||||
369
phpgwapi/inc/adodb/datadict/datadict-postgres.inc.php
Normal file
369
phpgwapi/inc/adodb/datadict/datadict-postgres.inc.php
Normal file
@ -0,0 +1,369 @@
|
||||
<?php
|
||||
|
||||
/**
|
||||
V4.65 22 July 2005 (c) 2000-2005 John Lim (jlim@natsoft.com.my). All rights reserved.
|
||||
Released under both BSD license and Lesser GPL library license.
|
||||
Whenever there is any discrepancy between the two licenses,
|
||||
the BSD license will take precedence.
|
||||
|
||||
Set tabs to 4 for best viewing.
|
||||
|
||||
*/
|
||||
|
||||
// security - hide paths
|
||||
if (!defined('ADODB_DIR')) die();
|
||||
|
||||
class ADODB2_postgres extends ADODB_DataDict {
|
||||
|
||||
var $databaseType = 'postgres';
|
||||
var $seqField = false;
|
||||
var $seqPrefix = 'SEQ_';
|
||||
var $addCol = ' ADD COLUMN';
|
||||
var $quote = '"';
|
||||
var $renameTable = 'ALTER TABLE %s RENAME TO %s'; // at least since 7.1
|
||||
|
||||
function MetaType($t,$len=-1,$fieldobj=false)
|
||||
{
|
||||
if (is_object($t)) {
|
||||
$fieldobj = $t;
|
||||
$t = $fieldobj->type;
|
||||
$len = $fieldobj->max_length;
|
||||
}
|
||||
$is_serial = is_object($fieldobj) && $fieldobj->primary_key && $fieldobj->unique &&
|
||||
$fieldobj->has_default && substr($fieldobj->default_value,0,8) == 'nextval(';
|
||||
|
||||
switch (strtoupper($t)) {
|
||||
case 'INTERVAL':
|
||||
case 'CHAR':
|
||||
case 'CHARACTER':
|
||||
case 'VARCHAR':
|
||||
case 'NAME':
|
||||
case 'BPCHAR':
|
||||
if ($len <= $this->blobSize) return 'C';
|
||||
|
||||
case 'TEXT':
|
||||
return 'X';
|
||||
|
||||
case 'IMAGE': // user defined type
|
||||
case 'BLOB': // user defined type
|
||||
case 'BIT': // This is a bit string, not a single bit, so don't return 'L'
|
||||
case 'VARBIT':
|
||||
case 'BYTEA':
|
||||
return 'B';
|
||||
|
||||
case 'BOOL':
|
||||
case 'BOOLEAN':
|
||||
return 'L';
|
||||
|
||||
case 'DATE':
|
||||
return 'D';
|
||||
|
||||
case 'TIME':
|
||||
case 'DATETIME':
|
||||
case 'TIMESTAMP':
|
||||
case 'TIMESTAMPTZ':
|
||||
return 'T';
|
||||
|
||||
case 'INTEGER': return !$is_serial ? 'I' : 'R';
|
||||
case 'SMALLINT':
|
||||
case 'INT2': return !$is_serial ? 'I2' : 'R';
|
||||
case 'INT4': return !$is_serial ? 'I4' : 'R';
|
||||
case 'BIGINT':
|
||||
case 'INT8': return !$is_serial ? 'I8' : 'R';
|
||||
|
||||
case 'OID':
|
||||
case 'SERIAL':
|
||||
return 'R';
|
||||
|
||||
case 'FLOAT4':
|
||||
case 'FLOAT8':
|
||||
case 'DOUBLE PRECISION':
|
||||
case 'REAL':
|
||||
return 'F';
|
||||
|
||||
default:
|
||||
return 'N';
|
||||
}
|
||||
}
|
||||
|
||||
function ActualType($meta)
|
||||
{
|
||||
switch($meta) {
|
||||
case 'C': return 'VARCHAR';
|
||||
case 'XL':
|
||||
case 'X': return 'TEXT';
|
||||
|
||||
case 'C2': return 'VARCHAR';
|
||||
case 'X2': return 'TEXT';
|
||||
|
||||
case 'B': return 'BYTEA';
|
||||
|
||||
case 'D': return 'DATE';
|
||||
case 'T': return 'TIMESTAMP';
|
||||
|
||||
case 'L': return 'BOOLEAN';
|
||||
case 'I': return 'INTEGER';
|
||||
case 'I1': return 'SMALLINT';
|
||||
case 'I2': return 'INT2';
|
||||
case 'I4': return 'INT4';
|
||||
case 'I8': return 'INT8';
|
||||
|
||||
case 'F': return 'FLOAT8';
|
||||
case 'N': return 'NUMERIC';
|
||||
default:
|
||||
return $meta;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Adding a new Column
|
||||
*
|
||||
* reimplementation of the default function as postgres does NOT allow to set the default in the same statement
|
||||
*
|
||||
* @param string $tabname table-name
|
||||
* @param string $flds column-names and types for the changed columns
|
||||
* @return array with SQL strings
|
||||
*/
|
||||
function AddColumnSQL($tabname, $flds)
|
||||
{
|
||||
$tabname = $this->TableName ($tabname);
|
||||
$sql = array();
|
||||
list($lines,$pkey) = $this->_GenFields($flds);
|
||||
$alter = 'ALTER TABLE ' . $tabname . $this->addCol . ' ';
|
||||
foreach($lines as $v) {
|
||||
if (($not_null = preg_match('/NOT NULL/i',$v))) {
|
||||
$v = preg_replace('/NOT NULL/i','',$v);
|
||||
}
|
||||
if (preg_match('/^([^ ]+) .*DEFAULT ([^ ]+)/',$v,$matches)) {
|
||||
list(,$colname,$default) = $matches;
|
||||
$sql[] = $alter . str_replace('DEFAULT '.$default,'',$v);
|
||||
$sql[] = 'UPDATE '.$tabname.' SET '.$colname.'='.$default;
|
||||
$sql[] = 'ALTER TABLE '.$tabname.' ALTER COLUMN '.$colname.' SET DEFAULT ' . $default;
|
||||
} else {
|
||||
$sql[] = $alter . $v;
|
||||
}
|
||||
if ($not_null) {
|
||||
list($colname) = explode(' ',$v);
|
||||
$sql[] = 'ALTER TABLE '.$tabname.' ALTER COLUMN '.$colname.' SET NOT NULL';
|
||||
}
|
||||
}
|
||||
return $sql;
|
||||
}
|
||||
|
||||
/**
|
||||
* Change the definition of one column
|
||||
*
|
||||
* Postgres can't do that on it's own, you need to supply the complete defintion of the new table,
|
||||
* to allow, recreating the table and copying the content over to the new table
|
||||
* @param string $tabname table-name
|
||||
* @param string $flds column-name and type for the changed column
|
||||
* @param string $tableflds complete defintion of the new table, eg. for postgres, default ''
|
||||
* @param array/ $tableoptions options for the new table see CreateTableSQL, default ''
|
||||
* @return array with SQL strings
|
||||
*/
|
||||
function AlterColumnSQL($tabname, $flds, $tableflds='',$tableoptions='')
|
||||
{
|
||||
if (!$tableflds) {
|
||||
if ($this->debug) ADOConnection::outp("AlterColumnSQL needs a complete table-definiton for PostgreSQL");
|
||||
return array();
|
||||
}
|
||||
return $this->_recreate_copy_table($tabname,False,$tableflds,$tableoptions);
|
||||
}
|
||||
|
||||
/**
|
||||
* Drop one column
|
||||
*
|
||||
* Postgres < 7.3 can't do that on it's own, you need to supply the complete defintion of the new table,
|
||||
* to allow, recreating the table and copying the content over to the new table
|
||||
* @param string $tabname table-name
|
||||
* @param string $flds column-name and type for the changed column
|
||||
* @param string $tableflds complete defintion of the new table, eg. for postgres, default ''
|
||||
* @param array/ $tableoptions options for the new table see CreateTableSQL, default ''
|
||||
* @return array with SQL strings
|
||||
*/
|
||||
function DropColumnSQL($tabname, $flds, $tableflds='',$tableoptions='')
|
||||
{
|
||||
$has_drop_column = 7.3 <= (float) @$this->serverInfo['version'];
|
||||
if (!$has_drop_column && !$tableflds) {
|
||||
if ($this->debug) ADOConnection::outp("DropColumnSQL needs complete table-definiton for PostgreSQL < 7.3");
|
||||
return array();
|
||||
}
|
||||
if ($has_drop_column) {
|
||||
return ADODB_DataDict::DropColumnSQL($tabname, $flds);
|
||||
}
|
||||
return $this->_recreate_copy_table($tabname,$flds,$tableflds,$tableoptions);
|
||||
}
|
||||
|
||||
/**
|
||||
* Save the content into a temp. table, drop and recreate the original table and copy the content back in
|
||||
*
|
||||
* We also take care to set the values of the sequenz and recreate the indexes.
|
||||
* All this is done in a transaction, to not loose the content of the table, if something went wrong!
|
||||
* @internal
|
||||
* @param string $tabname table-name
|
||||
* @param string $dropflds column-names to drop
|
||||
* @param string $tableflds complete defintion of the new table, eg. for postgres
|
||||
* @param array/string $tableoptions options for the new table see CreateTableSQL, default ''
|
||||
* @return array with SQL strings
|
||||
*/
|
||||
function _recreate_copy_table($tabname,$dropflds,$tableflds,$tableoptions='')
|
||||
{
|
||||
if ($dropflds && !is_array($dropflds)) $dropflds = explode(',',$dropflds);
|
||||
$copyflds = array();
|
||||
foreach(($meta=$this->MetaColumns($tabname)) as $fld) {
|
||||
if (!$dropflds || !in_array($fld->name,$dropflds)) {
|
||||
// we need to explicit convert varchar to a number to be able to do an AlterColumn of a char column to a nummeric one
|
||||
if (preg_match('/'.$fld->name.' (I|I2|I4|I8|N|F)/i',$tableflds,$matches) &&
|
||||
in_array($fld->type,array('varchar','char','text','bytea'))) {
|
||||
$copyflds[] = "to_number($fld->name,'S9999999999999D99')";
|
||||
} elseif (preg_match('/'.$fld->name.' ([\w]+)/i',$tableflds,$matches) &&
|
||||
strtoupper($fld->type) != ($type = $this->ActualType($matches[1]))) {
|
||||
if ($type == 'BYTEA' && $fld->type == 'text') {
|
||||
$copyflds[] = "DECODE($fld->name, 'escape')";
|
||||
} elseif ($fld->type == 'bytea' && $type == 'TEXT') {
|
||||
$copyflds[] = "ENCODE($fld->name, 'escape')";
|
||||
} else {
|
||||
$copyflds[] = "CAST($fld->name AS $type)";
|
||||
}
|
||||
} else {
|
||||
$copyflds[] = $fld->name;
|
||||
}
|
||||
// identify the sequence name and the fld its on
|
||||
if ($fld->primary_key && $fld->has_default &&
|
||||
preg_match("/nextval\('([^']+)'::(text|regclass)\)/",$fld->default_value,$matches)) {
|
||||
$seq_name = $matches[1];
|
||||
$seq_fld = $fld->name;
|
||||
}
|
||||
}
|
||||
}
|
||||
$copyflds = implode(', ',$copyflds);
|
||||
|
||||
$tempname = $tabname.'_tmp';
|
||||
$aSql[] = 'BEGIN'; // we use a transaction, to make sure not to loose the content of the table
|
||||
$aSql[] = "SELECT * INTO TEMPORARY TABLE $tempname FROM $tabname";
|
||||
$aSql = array_merge($aSql,$this->DropTableSQL($tabname));
|
||||
$aSql = array_merge($aSql,$this->CreateTableSQL($tabname,$tableflds,$tableoptions));
|
||||
$aSql[] = "INSERT INTO $tabname SELECT $copyflds FROM $tempname";
|
||||
if ($seq_name && $seq_fld) { // if we have a sequence we need to set it again
|
||||
$seq_name = $tabname.'_'.$seq_fld.'_seq'; // has to be the name of the new implicit sequence
|
||||
$aSql[] = "SELECT setval('$seq_name',MAX($seq_fld)) FROM $tabname";
|
||||
}
|
||||
$aSql[] = "DROP TABLE $tempname";
|
||||
// recreate the indexes, if they not contain one of the droped columns
|
||||
foreach($this->MetaIndexes($tabname) as $idx_name => $idx_data)
|
||||
{
|
||||
if (substr($idx_name,-5) != '_pkey' && (!$dropflds || !count(array_intersect($dropflds,$idx_data['columns'])))) {
|
||||
$aSql = array_merge($aSql,$this->CreateIndexSQL($idx_name,$tabname,$idx_data['columns'],
|
||||
$idx_data['unique'] ? array('UNIQUE') : False));
|
||||
}
|
||||
}
|
||||
$aSql[] = 'COMMIT';
|
||||
return $aSql;
|
||||
}
|
||||
|
||||
function DropTableSQL($tabname)
|
||||
{
|
||||
$sql = ADODB_DataDict::DropTableSQL($tabname);
|
||||
|
||||
$drop_seq = $this->_DropAutoIncrement($tabname);
|
||||
if ($drop_seq) $sql[] = $drop_seq;
|
||||
|
||||
return $sql;
|
||||
}
|
||||
|
||||
// return string must begin with space
|
||||
function _CreateSuffix($fname, &$ftype, $fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
|
||||
{
|
||||
if ($fautoinc) {
|
||||
$ftype = 'SERIAL';
|
||||
return '';
|
||||
}
|
||||
$suffix = '';
|
||||
if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
|
||||
if ($fnotnull) $suffix .= ' NOT NULL';
|
||||
if ($fconstraint) $suffix .= ' '.$fconstraint;
|
||||
return $suffix;
|
||||
}
|
||||
|
||||
// search for a sequece for the given table (asumes the seqence-name contains the table-name!)
|
||||
// if yes return sql to drop it
|
||||
// this is still necessary if postgres < 7.3 or the SERIAL was created on an earlier version!!!
|
||||
function _DropAutoIncrement($tabname)
|
||||
{
|
||||
$tabname = $this->connection->quote('%'.$tabname.'%');
|
||||
|
||||
$seq = $this->connection->GetOne("SELECT relname FROM pg_class WHERE NOT relname ~ 'pg_.*' AND relname LIKE $tabname AND relkind='S'");
|
||||
|
||||
// check if a tables depends on the sequenz and it therefor cant and dont need to be droped separatly
|
||||
if (!$seq || $this->connection->GetOne("SELECT relname FROM pg_class JOIN pg_depend ON pg_class.oid=pg_depend.objid WHERE relname='$seq' AND relkind='S' AND refclassid = (SELECT oid FROM pg_class WHERE relname = 'pg_class')")) {
|
||||
return False;
|
||||
}
|
||||
return "DROP SEQUENCE ".$seq;
|
||||
}
|
||||
|
||||
/*
|
||||
CREATE [ [ LOCAL ] { TEMPORARY | TEMP } ] TABLE table_name (
|
||||
{ column_name data_type [ DEFAULT default_expr ] [ column_constraint [, ... ] ]
|
||||
| table_constraint } [, ... ]
|
||||
)
|
||||
[ INHERITS ( parent_table [, ... ] ) ]
|
||||
[ WITH OIDS | WITHOUT OIDS ]
|
||||
where column_constraint is:
|
||||
[ CONSTRAINT constraint_name ]
|
||||
{ NOT NULL | NULL | UNIQUE | PRIMARY KEY |
|
||||
CHECK (expression) |
|
||||
REFERENCES reftable [ ( refcolumn ) ] [ MATCH FULL | MATCH PARTIAL ]
|
||||
[ ON DELETE action ] [ ON UPDATE action ] }
|
||||
[ DEFERRABLE | NOT DEFERRABLE ] [ INITIALLY DEFERRED | INITIALLY IMMEDIATE ]
|
||||
and table_constraint is:
|
||||
[ CONSTRAINT constraint_name ]
|
||||
{ UNIQUE ( column_name [, ... ] ) |
|
||||
PRIMARY KEY ( column_name [, ... ] ) |
|
||||
CHECK ( expression ) |
|
||||
FOREIGN KEY ( column_name [, ... ] ) REFERENCES reftable [ ( refcolumn [, ... ] ) ]
|
||||
[ MATCH FULL | MATCH PARTIAL ] [ ON DELETE action ] [ ON UPDATE action ] }
|
||||
[ DEFERRABLE | NOT DEFERRABLE ] [ INITIALLY DEFERRED | INITIALLY IMMEDIATE ]
|
||||
*/
|
||||
|
||||
|
||||
/*
|
||||
CREATE [ UNIQUE ] INDEX index_name ON table
|
||||
[ USING acc_method ] ( column [ ops_name ] [, ...] )
|
||||
[ WHERE predicate ]
|
||||
CREATE [ UNIQUE ] INDEX index_name ON table
|
||||
[ USING acc_method ] ( func_name( column [, ... ]) [ ops_name ] )
|
||||
[ WHERE predicate ]
|
||||
*/
|
||||
function _IndexSQL($idxname, $tabname, $flds, $idxoptions)
|
||||
{
|
||||
$sql = array();
|
||||
|
||||
if ( isset($idxoptions['REPLACE']) || isset($idxoptions['DROP']) ) {
|
||||
$sql[] = sprintf ($this->dropIndex, $idxname, $tabname);
|
||||
if ( isset($idxoptions['DROP']) )
|
||||
return $sql;
|
||||
}
|
||||
|
||||
if ( empty ($flds) ) {
|
||||
return $sql;
|
||||
}
|
||||
|
||||
$unique = isset($idxoptions['UNIQUE']) ? ' UNIQUE' : '';
|
||||
|
||||
$s = 'CREATE' . $unique . ' INDEX ' . $idxname . ' ON ' . $tabname . ' ';
|
||||
|
||||
if (isset($idxoptions['HASH']))
|
||||
$s .= 'USING HASH ';
|
||||
|
||||
if ( isset($idxoptions[$this->upperName]) )
|
||||
$s .= $idxoptions[$this->upperName];
|
||||
|
||||
if ( is_array($flds) )
|
||||
$flds = implode(', ',$flds);
|
||||
$s .= '(' . $flds . ')';
|
||||
$sql[] = $s;
|
||||
|
||||
return $sql;
|
||||
}
|
||||
}
|
||||
?>
|
||||
Loading…
Reference in New Issue
Block a user