From d80d4baa09c7fb7590e865e08bd5acddda0c5094 Mon Sep 17 00:00:00 2001 From: Barry Lind Date: Tue, 30 Oct 2001 05:05:25 +0000 Subject: [PATCH] applied patch from Mark Lillywhite, patch was already applied to jdbc2, this applies same fix to jdbc1 code --- .../org/postgresql/jdbc1/DatabaseMetaData.java | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/src/interfaces/jdbc/org/postgresql/jdbc1/DatabaseMetaData.java b/src/interfaces/jdbc/org/postgresql/jdbc1/DatabaseMetaData.java index 1029e7adcc..fcb6352277 100644 --- a/src/interfaces/jdbc/org/postgresql/jdbc1/DatabaseMetaData.java +++ b/src/interfaces/jdbc/org/postgresql/jdbc1/DatabaseMetaData.java @@ -13,7 +13,7 @@ import org.postgresql.util.PSQLException; /** * This class provides information about the database as a whole. * - * $Id: DatabaseMetaData.java,v 1.35 2001/10/25 05:59:59 momjian Exp $ + * $Id: DatabaseMetaData.java,v 1.36 2001/10/30 05:05:25 barry Exp $ * *

Many of the methods here return lists of information in ResultSets. You * can use the normal ResultSet methods such as getString and getInt to @@ -2011,7 +2011,19 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData } tuple[7] = null; // Buffer length - tuple[8] = "0".getBytes(); // Decimal Digits - how to get this? + // Decimal digits = scale + // From the source (see e.g. backend/utils/adt/numeric.c, + // function numeric()) the scale and precision can be calculated + // from the typmod value. + if (typname.equals("numeric") || typname.equals("decimal")) + { + int attypmod = r.getInt(8); + tuple[8] = + Integer.toString((attypmod - VARHDRSZ) & 0xffff).getBytes(); + } + else + tuple[8] = "0".getBytes(); + tuple[9] = "10".getBytes(); // Num Prec Radix - assume decimal tuple[10] = Integer.toString(nullFlag.equals("f") ? java.sql.DatabaseMetaData.columnNullable : -- 2.40.0