Script to parse a file faster

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LEARN ABOUT PHP

cubrid_lock_write

CUBRID_LOCK_WRITE(3)							 1						      CUBRID_LOCK_WRITE(3)

cubrid_lock_write - Set a write lock on the given OID

SYNOPSIS

       bool cubrid_lock_write (resource  $conn_identifier, string  $oid)

DESCRIPTION

	The cubrid_lock_write(3) function is used to put write lock on the instance pointed by the given $oid.

PARAMETERS

	      o $conn_identifier
		-Connection identifier.

	      o $oid
		-OID of the instance that you want to put write lock on.

RETURN VALUES

       TRUE, when process is successful.

       FALSE, when process is unsuccessful.

EXAMPLES

       Example #1

	      cubrid_lock_write(3) example

	      <?php
	      $conn = cubrid_connect("localhost", 33000, "demodb", "dba");

	      @cubrid_execute($conn, "DROP TABLE foo");
	      cubrid_execute($conn, "CREATE TABLE foo(a int AUTO_INCREMENT, b set(int), c list(int), d char(10))");
	      cubrid_execute($conn, "INSERT INTO foo(a, b, c, d) VALUES(1, {1,2,3}, {11,22,33,333}, 'a')");
	      cubrid_execute($conn, "INSERT INTO foo(a, b, c, d) VALUES(2, {4,5,7}, {44,55,66,666}, 'b')");

	      $req = cubrid_execute($conn, "SELECT * FROM foo", CUBRID_INCLUDE_OID);

	      cubrid_move_cursor($req, 1, CUBRID_CURSOR_FIRST);
	      $oid = cubrid_current_oid($req);

	      cubrid_lock_write($conn, $oid);

	      $attr = cubrid_col_get($conn, $oid, "b");
	      var_dump($attr);

	      cubrid_put($conn, $oid, "b", array(2, 4, 8));

	      $attr = cubrid_col_get($conn, $oid, "b");
	      var_dump($attr);

	      cubrid_close_request($req);
	      cubrid_disconnect($conn);
	      ?>

	      The above example will output:

	      array(3) {
		[0]=>
		string(1) "1"
		[1]=>
		string(1) "2"
		[2]=>
		string(1) "3"
	      }
	      array(3) {
		[0]=>
		string(1) "2"
		[1]=>
		string(1) "4"
		[2]=>
		string(1) "8"
	      }

SEE ALSO

       cubrid_lock_read(3).

PHP Documentation Group 												      CUBRID_LOCK_WRITE(3)

Shell Programming and Scripting