7ac9dba0abbb050561bb41ea08d98fa76a27d4cb
max
  Thu Feb 13 03:03:31 2025 -0800
improvements to data schema page to make it easier for users to convert and download big data, refs #35223

diff --git src/hg/hgTables/bigBed.c src/hg/hgTables/bigBed.c
index 6e24217969b..3a9ac5e07d4 100644
--- src/hg/hgTables/bigBed.c
+++ src/hg/hgTables/bigBed.c
@@ -533,30 +533,32 @@
 /* Get description of columns, making it up from BED records if need be. */
 struct asObject *as = bigBedAsOrDefault(bbi);
 
 hPrintf("<B>Database:</B> %s", trackHubSkipHubName(database));
 hPrintf("&nbsp;&nbsp;&nbsp;&nbsp;<B>Primary Table:</B> %s ", table);
 printf("<B>Data last updated:&nbsp;</B>%s<BR>\n", firstWordInLine(sqlUnixTimeToDate(&timep, FALSE)));
 
 printDownloadLink("Big Bed", tdb, fileName);
 
 if (bbi->version >= 2)
     {
     hPrintf("<BR><B>Item Count:</B> ");
     printLongWithCommas(stdout, bigBedItemCount(bbi));
     }
 printTypeHelpDesc(tdb->type);
+printTableBrowserLink(tdb, table);
+
 hPrintf("<BR>\n");
 hPrintf("<B>Format description:</B> %s<BR>", as->comment);
 
 /* Put up table that describes fields. */
 hTableStart();
 hPrintf("<TR><TH>field</TH>");
 if (ivList != NULL)
     hPrintf("<TH>example</TH>");
 hPrintf("<TH>description</TH> ");
 puts("</TR>\n");
 struct asColumn *col;
 int colCount = 0;
 char *row[bbi->fieldCount];
 char startBuf[16], endBuf[16];
 if (ivList != NULL)
@@ -572,31 +574,30 @@
 	hPrintf("<TD>%s</TD>", row[colCount]);
     hPrintf("<TD>%s</TD></TR>", col->comment);
     ++colCount;
     }
 
 /* If more fields than descriptions put up minimally helpful info (at least has example). */
 for ( ; colCount < bbi->fieldCount; ++colCount)
     {
     hPrintf("<TR><TD><TT>column%d</TT></TD>", colCount+1);
     if (ivList != NULL)
 	hPrintf("<TD>%s</TD>", row[colCount]);
     hPrintf("<TD>n/a</TD></TR>\n");
     }
 hTableEnd();
 
-
 if (ivList != NULL)
     {
     /* Put up another section with sample rows. */
     webNewSection("Sample Rows");
     hTableStart();
 
     /* Print field names as column headers for example */
     hPrintf("<TR>");
     int colIx = 0;
     for (col = as->columnList; col != NULL; col = col->next)
 	{
 	hPrintf("<TH>%s</TH>", col->name);
 	++colIx;
 	}
     for (; colIx < colCount; ++colIx)
@@ -605,22 +606,24 @@
 
     /* Print sample lines. */
     struct bigBedInterval *iv;
     for (iv=ivList; iv != NULL; iv = iv->next)
 	{
 	bigBedIntervalToRow(iv, chromList->name, startBuf, endBuf, row, bbi->fieldCount);
 	hPrintf("<TR>");
 	for (colIx=0; colIx<colCount; ++colIx)
 	    {
 	    writeHtmlCell(row[colIx]);
 	    }
 	hPrintf("</TR>\n");
 	}
     hTableEnd();
     }
+explainCoordSystem();
+
 printTrackHtml(tdb);
 /* Clean up and go home. */
 lmCleanup(&lm);
 bbiFileClose(&bbi);
 freeMem(fileName);
 hFreeConn(&conn);
 }