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Diffstat (limited to 'doc/src/sgml/man3/SPI_cursor_open_with_paramlist.3')
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diff --git a/doc/src/sgml/man3/SPI_cursor_open_with_paramlist.3 b/doc/src/sgml/man3/SPI_cursor_open_with_paramlist.3 new file mode 100644 index 0000000..3f8491d --- /dev/null +++ b/doc/src/sgml/man3/SPI_cursor_open_with_paramlist.3 @@ -0,0 +1,80 @@ +'\" t +.\" Title: SPI_cursor_open_with_paramlist +.\" Author: The PostgreSQL Global Development Group +.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/> +.\" Date: 2023 +.\" Manual: PostgreSQL 15.5 Documentation +.\" Source: PostgreSQL 15.5 +.\" Language: English +.\" +.TH "SPI_CURSOR_OPEN_WITH_PARAMLIST" "3" "2023" "PostgreSQL 15.5" "PostgreSQL 15.5 Documentation" +.\" ----------------------------------------------------------------- +.\" * Define some portability stuff +.\" ----------------------------------------------------------------- +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" http://bugs.debian.org/507673 +.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.ie \n(.g .ds Aq \(aq +.el .ds Aq ' +.\" ----------------------------------------------------------------- +.\" * set default formatting +.\" ----------------------------------------------------------------- +.\" disable hyphenation +.nh +.\" disable justification (adjust text to left margin only) +.ad l +.\" ----------------------------------------------------------------- +.\" * MAIN CONTENT STARTS HERE * +.\" ----------------------------------------------------------------- +.SH "NAME" +SPI_cursor_open_with_paramlist \- set up a cursor using parameters +.SH "SYNOPSIS" +.sp +.nf +Portal SPI_cursor_open_with_paramlist(const char *\fIname\fR, + SPIPlanPtr \fIplan\fR, + ParamListInfo \fIparams\fR, + bool \fIread_only\fR) +.fi +.SH "DESCRIPTION" +.PP +\fBSPI_cursor_open_with_paramlist\fR +sets up a cursor (internally, a portal) that will execute a statement prepared by +\fBSPI_prepare\fR\&. This function is equivalent to +\fBSPI_cursor_open\fR +except that information about the parameter values to be passed to the query is presented differently\&. The +ParamListInfo +representation can be convenient for passing down values that are already available in that format\&. It also supports use of dynamic parameter sets via hook functions specified in +ParamListInfo\&. +.PP +The passed\-in parameter data will be copied into the cursor\*(Aqs portal, so it can be freed while the cursor still exists\&. +.SH "ARGUMENTS" +.PP +const char * \fIname\fR +.RS 4 +name for portal, or +NULL +to let the system select a name +.RE +.PP +SPIPlanPtr \fIplan\fR +.RS 4 +prepared statement (returned by +\fBSPI_prepare\fR) +.RE +.PP +ParamListInfo \fIparams\fR +.RS 4 +data structure containing parameter types and values; NULL if none +.RE +.PP +bool \fIread_only\fR +.RS 4 +true +for read\-only execution +.RE +.SH "RETURN VALUE" +.PP +Pointer to portal containing the cursor\&. Note there is no error return convention; any error will be reported via +\fBelog\fR\&. |