# yum install php php-pdo
# yum install php-devel php-pear php-fpm php-gd php-ldap \
php-mbstring php-xml php-xmlrpc php- zlib zlib-devel bc libaio glibc

# rpm -ivh oracle-instantclient11.2-basic-11.2.0.4.0-1.x86_64.rpm
# rpm -ivh oracle-instantclient11.2-devel-11.2.0.4.0-1.x86_64.rpm

# ln -s /usr/include/oracle/11.2/client64 /usr/include/oracle/11.2/client
# ln -s /usr/lib/oracle/11.2/client64 /usr/lib/oracle/11.2/client

# vi /etc/profile.d/oracle.sh
export ORACLE_HOME=/usr/lib/oracle/11.2/client64
export LD_LIBRARY_PATH=$ORACLE_HOME/lib

# wget https://pecl.php.net/get/PDO_OCI-1.0.tgz
# tar -xvf PDO_OCI-1.0.tgz
# cd PDO_OCI-1.0

# 在第10行左右找到与下面类似的代码，添加这两行：
elif test -f $PDO_OCI_DIR/lib/libclntsh.$SHLIB_SUFFIX_NAME.11.2; then
 PDO_OCI_VERSION=11.2
# 在第101行左右添加这几行：
11.2)
 PHP_ADD_LIBRARY(clntsh, 1, PDO_OCI_SHARED_LIBADD)
 ;;

$ phpize
$ ./configure --with-pdo-oci=instantclient,/usr,11.2
$ make
$ sudo make install

extension=pdo_oci.so

PDO drivers => oci, sqlite

# php -m

# wget https://pecl.php.net/get/oci8-2.0.8.tgz
# tar -xvf oci8-2.0.8.tgz
# cd oci8-2.0.8

# phpize
# ./configure --with-oci8=shared,instantclient,/usr/lib/oracle/11.2/client64/lib
# make
# make install

extension=oci8.so

# php -i|grep oci8
/etc/php.d/oci8.ini,
oci8
oci8.connection_class => no value => no value
oci8.default_prefetch => 100 => 100
oci8.events => Off => Off
oci8.max_persistent => -1 => -1
oci8.old_oci_close_semantics => Off => Off
oci8.persistent_timeout => -1 => -1
oci8.ping_interval => 60 => 60
oci8.privileged_connect => Off => Off
oci8.statement_cache_size => 20 => 20
OLDPWD => /usr/local/src/oci8-2.0.8
_SERVER["OLDPWD"] => /usr/local/src/oci8-2.0.8

<?php
$conn = oci_connect('username', 'password', '172.29.88.178/DBTEST');
$stid = oci_parse($conn, 'select table_name from user_tables');
oci_execute($stid);
echo "<table>\n";
while (($row = oci_fetch_array($stid, OCI_ASSOC+OCI_RETURN_NULLS)) != false) {
  echo "<tr>\n";
  foreach ($row as $item) {
    echo " <td>".($item !== null ? htmlentities($item, ENT_QUOTES) : " ")."</td>\n";
  }
  echo "</tr>\n";
}
echo "</table>\n";
?>