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-rw-r--r--doc/src/sgml/man1/ecpg.115
1 files changed, 10 insertions, 5 deletions
diff --git a/doc/src/sgml/man1/ecpg.1 b/doc/src/sgml/man1/ecpg.1
index 777f7cc..8e16878 100644
--- a/doc/src/sgml/man1/ecpg.1
+++ b/doc/src/sgml/man1/ecpg.1
@@ -3,11 +3,11 @@
.\" Author: The PostgreSQL Global Development Group
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 2024
-.\" Manual: PostgreSQL 15.6 Documentation
-.\" Source: PostgreSQL 15.6
+.\" Manual: PostgreSQL 15.7 Documentation
+.\" Source: PostgreSQL 15.7
.\" Language: English
.\"
-.TH "ECPG" "1" "2024" "PostgreSQL 15.6" "PostgreSQL 15.6 Documentation"
+.TH "ECPG" "1" "2024" "PostgreSQL 15.7" "PostgreSQL 15.7 Documentation"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -76,9 +76,14 @@ INFORMIX_SE, or
ORACLE\&.
.RE
.PP
-\fB\-D \fR\fB\fIsymbol\fR\fR
+\fB\-D \fR\fB\fIsymbol\fR\fR\fB[=\fR\fB\fIvalue\fR\fR\fB]\fR
.RS 4
-Define a C preprocessor symbol\&.
+Define a preprocessor symbol, equivalently to the
+\fBEXEC SQL DEFINE\fR
+directive\&. If no
+\fIvalue\fR
+is specified, the symbol is defined with the value
+1\&.
.RE
.PP
\fB\-h\fR