1<!--$Id: seq_set_flags.so,v 1.7 2004/09/07 15:37:41 bostic Exp $--> 2<!--Copyright (c) 1997,2008 Oracle. All rights reserved.--> 3<!--See the file LICENSE for redistribution information.--> 4<html> 5<head> 6<title>Berkeley DB: DB_SEQUENCE->set_flags</title> 7<meta name="description" content="Berkeley DB: An embedded database programmatic toolkit."> 8<meta name="keywords" content="embedded,database,programmatic,toolkit,btree,hash,hashing,transaction,transactions,locking,logging,access method,access methods,Java,C,C++"> 9</head> 10<body bgcolor=white> 11<table width="100%"><tr valign=top> 12<td> 13<b>DB_SEQUENCE->set_flags</b> 14</td> 15<td align=right> 16<a href="../api_c/api_core.html"><img src="../images/api.gif" alt="API"></a> 17<a href="../ref/toc.html"><img src="../images/ref.gif" alt="Ref"></a></td> 18</tr></table> 19<hr size=1 noshade> 20<tt> 21<b><pre> 22#include <db.h> 23<p> 24int 25DB_SEQUENCE->set_flags(DB_SEQUENCE *seq, u_int32_t flags); 26<p> 27int 28DB_SEQUENCE->get_flags(DB_SEQUENCE *seq, u_int32_t *flagsp); 29</pre></b> 30<hr size=1 noshade> 31<b>Description: DB_SEQUENCE->set_flags</b> 32<p>Configure a sequence. The flags are only effective when creating a 33sequence. Calling DB_SEQUENCE->set_flags is additive; there is no way 34to clear flags.</p> 35<p>The DB_SEQUENCE->set_flags method may not be called after the 36<a href="../api_c/seq_open.html">DB_SEQUENCE->open</a> method is called.</p> 37<p>The DB_SEQUENCE->set_flags method 38returns a non-zero error value on failure 39and 0 on success. 40</p> 41<b>Parameters</b> <br> 42 <b>flags</b><ul compact><li>The <b>flags</b> parameter must be set to 0 or by bitwise inclusively <b>OR</b>'ing together one 43or more of the following values: 44<br> 45<b><a name="DB_SEQ_DEC">DB_SEQ_DEC</a></b><ul compact><li>Specify that the sequence should be decremented.</ul> 46<br> 47<br> 48<b><a name="DB_SEQ_INC">DB_SEQ_INC</a></b><ul compact><li>Specify that the sequence should be incremented. This is the default.</ul> 49<br> 50<br> 51<b><a name="DB_SEQ_WRAP">DB_SEQ_WRAP</a></b><ul compact><li>Specify that the sequence should wrap around when it is incremented 52(decremented) past the specified maximum (minimum) value.</ul> 53<br></ul> 54<br> 55<br><b>Errors</b> 56<p>The DB_SEQUENCE->set_flags method 57may fail and return one of the following non-zero errors:</p> 58<br> 59<b>EINVAL</b><ul compact><li>An 60invalid flag value or parameter was specified.</ul> 61<br> 62<hr size=1 noshade> 63<b>Description: DB_SEQUENCE->get_flags</b> 64<p>The DB_SEQUENCE->get_flags method returns the current flags.</p> 65<p>The DB_SEQUENCE->get_flags method may be called at any time during the life of the 66application.</p> 67<p>The DB_SEQUENCE->get_flags method 68returns a non-zero error value on failure 69and 0 on success. 70</p> 71<b>Parameters</b> <br> 72 <b>flagsp</b><ul compact><li>The DB_SEQUENCE->get_flags method returns the 73current flags in <b>flagsp</b>.</ul> 74<br> 75<hr size=1 noshade> 76<br><b>Class</b> 77<a href="../api_c/seq_class.html">DB_SEQUENCE</a> 78<br><b>See Also</b> 79<a href="../api_c/seq_list.html">Sequences and Related Methods</a> 80</tt> 81<table width="100%"><tr><td><br></td><td align=right> 82<a href="../api_c/api_core.html"><img src="../images/api.gif" alt="API"></a><a href="../ref/toc.html"><img src="../images/ref.gif" alt="Ref"></a> 83</td></tr></table> 84<p><font size=1>Copyright (c) 1996,2008 Oracle. All rights reserved.</font> 85</body> 86</html> 87
