Index: /trunk/ippdb/Makefile.am
===================================================================
--- /trunk/ippdb/Makefile.am	(revision 9782)
+++ /trunk/ippdb/Makefile.am	(revision 9783)
@@ -22,4 +22,5 @@
     $(top_builddir)/docs/man/man3/p2PendingImfileRow.3 \
     $(top_builddir)/docs/man/man3/p2ProcessedExpRow.3 \
+    $(top_builddir)/docs/man/man3/p2MaskRow.3 \
     $(top_builddir)/docs/man/man3/p2ProcessedImfileRow.3 \
     $(top_builddir)/docs/man/man3/p3PendingExpRow.3 \
@@ -40,5 +41,5 @@
 
 
-docs/man/man3/ippdb.3 docs/man/man3/summitExpRow.3 docs/man/man3/pzPendingExpRow.3 docs/man/man3/pzPendingImfileRow.3 docs/man/man3/newExpRow.3 docs/man/man3/newImfileRow.3 docs/man/man3/rawDetrendExpRow.3 docs/man/man3/rawScienceExpRow.3 docs/man/man3/rawImfileRow.3 docs/man/man3/p1PendingExpRow.3 docs/man/man3/p2PendingExpRow.3 docs/man/man3/p2PendingImfileRow.3 docs/man/man3/p2ProcessedExpRow.3 docs/man/man3/p2ProcessedImfileRow.3 docs/man/man3/p3PendingExpRow.3 docs/man/man3/p3ProcessedExpRow.3 docs/man/man3/detRunRow.3 docs/man/man3/detInputExpRow.3 docs/man/man3/detProcessedImfileRow.3 docs/man/man3/detProcessedExpRow.3 docs/man/man3/detStackedImfileRow.3 docs/man/man3/detNormalizedStatImfileRow.3 docs/man/man3/detNormalizedImfileRow.3 docs/man/man3/detNormalizedExpRow.3 docs/man/man3/detMasterFrameRow.3 docs/man/man3/detMasterImfileRow.3 docs/man/man3/detResidImfileRow.3 docs/man/man3/detResidExpRow.3 docs/man/man3/detRunSummaryRow.3:
+docs/man/man3/ippdb.3 docs/man/man3/summitExpRow.3 docs/man/man3/pzPendingExpRow.3 docs/man/man3/pzPendingImfileRow.3 docs/man/man3/newExpRow.3 docs/man/man3/newImfileRow.3 docs/man/man3/rawDetrendExpRow.3 docs/man/man3/rawScienceExpRow.3 docs/man/man3/rawImfileRow.3 docs/man/man3/p1PendingExpRow.3 docs/man/man3/p2PendingExpRow.3 docs/man/man3/p2PendingImfileRow.3 docs/man/man3/p2ProcessedExpRow.3 docs/man/man3/p2MaskRow.3 docs/man/man3/p2ProcessedImfileRow.3 docs/man/man3/p3PendingExpRow.3 docs/man/man3/p3ProcessedExpRow.3 docs/man/man3/detRunRow.3 docs/man/man3/detInputExpRow.3 docs/man/man3/detProcessedImfileRow.3 docs/man/man3/detProcessedExpRow.3 docs/man/man3/detStackedImfileRow.3 docs/man/man3/detNormalizedStatImfileRow.3 docs/man/man3/detNormalizedImfileRow.3 docs/man/man3/detNormalizedExpRow.3 docs/man/man3/detMasterFrameRow.3 docs/man/man3/detMasterImfileRow.3 docs/man/man3/detResidImfileRow.3 docs/man/man3/detResidExpRow.3 docs/man/man3/detRunSummaryRow.3:
 	$(DOXYGEN)
 
Index: /trunk/ippdb/configure.ac
===================================================================
--- /trunk/ippdb/configure.ac	(revision 9782)
+++ /trunk/ippdb/configure.ac	(revision 9783)
@@ -1,4 +1,4 @@
 dnl
-dnl This file was generated by glueforge 0.29
+dnl This file was generated by glueforge 0.30
 dnl
 dnl Do NOT directly edit this file.
@@ -7,5 +7,5 @@
 AC_PREREQ(2.59)
 
-AC_INIT([ippdb], [0.0.51], [pan-starrs.ifa.hawaii.edu])
+AC_INIT([ippdb], [0.0.52], [pan-starrs.ifa.hawaii.edu])
 AC_CONFIG_SRCDIR([ippdb.pc.in])
 
Index: /trunk/ippdb/src/ippdb.c
===================================================================
--- /trunk/ippdb/src/ippdb.c	(revision 9782)
+++ /trunk/ippdb/src/ippdb.c	(revision 9783)
@@ -20,5 +20,5 @@
 /*
  *
- * This file was generated by glueforge 0.29
+ * This file was generated by glueforge 0.30
  *
  * Do NOT directly edit this file.
@@ -43,4 +43,5 @@
 #define P2PENDINGIMFILE_TABLE_NAME "p2PendingImfile"
 #define P2PROCESSEDEXP_TABLE_NAME "p2ProcessedExp"
+#define P2MASK_TABLE_NAME "p2Mask"
 #define P2PROCESSEDIMFILE_TABLE_NAME "p2ProcessedImfile"
 #define P3PENDINGEXP_TABLE_NAME "p3PendingExp"
@@ -4261,5 +4262,5 @@
 static void p2PendingExpRowFree(p2PendingExpRow *object);
 
-p2PendingExpRow *p2PendingExpRowAlloc(const char *exp_tag, const char *recipe, psS32 p1_version, psS32 p2_version)
+p2PendingExpRow *p2PendingExpRowAlloc(const char *exp_tag, const char *recipe, psS32 p1_version, psS32 p2_version, const char *label)
 {
     p2PendingExpRow *_object;
@@ -4272,4 +4273,5 @@
     _object->p1_version = p1_version;
     _object->p2_version = p2_version;
+    _object->label = psStringCopy(label);
 
     return _object;
@@ -4280,4 +4282,5 @@
     psFree(object->exp_tag);
     psFree(object->recipe);
+    psFree(object->label);
 }
 
@@ -4305,4 +4308,9 @@
         return false;
     }
+    if (!psMetadataAdd(md, PS_LIST_TAIL, "label", PS_DATA_STRING, "key", "64")) {
+        psError(PS_ERR_UNKNOWN, false, "failed to add item label");
+        psFree(md);
+        return false;
+    }
 
     bool status = psDBCreateTable(dbh, P2PENDINGEXP_TABLE_NAME, md);
@@ -4318,5 +4326,5 @@
 }
 
-bool p2PendingExpInsert(psDB * dbh, const char *exp_tag, const char *recipe, psS32 p1_version, psS32 p2_version)
+bool p2PendingExpInsert(psDB * dbh, const char *exp_tag, const char *recipe, psS32 p1_version, psS32 p2_version, const char *label)
 {
     psMetadata *md = psMetadataAlloc();
@@ -4338,4 +4346,9 @@
     if (!psMetadataAdd(md, PS_LIST_TAIL, "p2_version", PS_DATA_S32, NULL, p2_version)) {
         psError(PS_ERR_UNKNOWN, false, "failed to add item p2_version");
+        psFree(md);
+        return false;
+    }
+    if (!psMetadataAdd(md, PS_LIST_TAIL, "label", PS_DATA_STRING, NULL, label)) {
+        psError(PS_ERR_UNKNOWN, false, "failed to add item label");
         psFree(md);
         return false;
@@ -4364,5 +4377,5 @@
 bool p2PendingExpInsertObject(psDB *dbh, p2PendingExpRow *object)
 {
-    return p2PendingExpInsert(dbh, object->exp_tag, object->recipe, object->p1_version, object->p2_version);
+    return p2PendingExpInsert(dbh, object->exp_tag, object->recipe, object->p1_version, object->p2_version, object->label);
 }
 
@@ -4457,4 +4470,9 @@
         return false;
     }
+    if (!psMetadataAdd(md, PS_LIST_TAIL, "label", PS_DATA_STRING, NULL, object->label)) {
+        psError(PS_ERR_UNKNOWN, false, "failed to add item label");
+        psFree(md);
+        return false;
+    }
 
 
@@ -4486,6 +4504,11 @@
         return false;
     }
-
-    return p2PendingExpRowAlloc(exp_tag, recipe, p1_version, p2_version);
+    char* label = psMetadataLookupPtr(&status, md, "label");
+    if (!status) {
+        psError(PS_ERR_UNKNOWN, true, "failed to lookup value for item label");
+        return false;
+    }
+
+    return p2PendingExpRowAlloc(exp_tag, recipe, p1_version, p2_version, label);
 }
 psArray *p2PendingExpSelectRowObjects(psDB *dbh, const psMetadata *where, unsigned long long limit)
@@ -4951,5 +4974,5 @@
 static void p2ProcessedExpRowFree(p2ProcessedExpRow *object);
 
-p2ProcessedExpRow *p2ProcessedExpRowAlloc(const char *exp_tag, psS32 p1_version, psS32 p2_version)
+p2ProcessedExpRow *p2ProcessedExpRowAlloc(const char *exp_tag, psS32 p1_version, psS32 p2_version, const char *label)
 {
     p2ProcessedExpRow *_object;
@@ -4961,4 +4984,5 @@
     _object->p1_version = p1_version;
     _object->p2_version = p2_version;
+    _object->label = psStringCopy(label);
 
     return _object;
@@ -4968,4 +4992,5 @@
 {
     psFree(object->exp_tag);
+    psFree(object->label);
 }
 
@@ -4988,4 +5013,9 @@
         return false;
     }
+    if (!psMetadataAdd(md, PS_LIST_TAIL, "label", PS_DATA_STRING, "key", "64")) {
+        psError(PS_ERR_UNKNOWN, false, "failed to add item label");
+        psFree(md);
+        return false;
+    }
 
     bool status = psDBCreateTable(dbh, P2PROCESSEDEXP_TABLE_NAME, md);
@@ -5001,5 +5031,5 @@
 }
 
-bool p2ProcessedExpInsert(psDB * dbh, const char *exp_tag, psS32 p1_version, psS32 p2_version)
+bool p2ProcessedExpInsert(psDB * dbh, const char *exp_tag, psS32 p1_version, psS32 p2_version, const char *label)
 {
     psMetadata *md = psMetadataAlloc();
@@ -5016,4 +5046,9 @@
     if (!psMetadataAdd(md, PS_LIST_TAIL, "p2_version", PS_DATA_S32, NULL, p2_version)) {
         psError(PS_ERR_UNKNOWN, false, "failed to add item p2_version");
+        psFree(md);
+        return false;
+    }
+    if (!psMetadataAdd(md, PS_LIST_TAIL, "label", PS_DATA_STRING, NULL, label)) {
+        psError(PS_ERR_UNKNOWN, false, "failed to add item label");
         psFree(md);
         return false;
@@ -5042,5 +5077,5 @@
 bool p2ProcessedExpInsertObject(psDB *dbh, p2ProcessedExpRow *object)
 {
-    return p2ProcessedExpInsert(dbh, object->exp_tag, object->p1_version, object->p2_version);
+    return p2ProcessedExpInsert(dbh, object->exp_tag, object->p1_version, object->p2_version, object->label);
 }
 
@@ -5130,4 +5165,9 @@
         return false;
     }
+    if (!psMetadataAdd(md, PS_LIST_TAIL, "label", PS_DATA_STRING, NULL, object->label)) {
+        psError(PS_ERR_UNKNOWN, false, "failed to add item label");
+        psFree(md);
+        return false;
+    }
 
 
@@ -5154,6 +5194,11 @@
         return false;
     }
-
-    return p2ProcessedExpRowAlloc(exp_tag, p1_version, p2_version);
+    char* label = psMetadataLookupPtr(&status, md, "label");
+    if (!status) {
+        psError(PS_ERR_UNKNOWN, true, "failed to lookup value for item label");
+        return false;
+    }
+
+    return p2ProcessedExpRowAlloc(exp_tag, p1_version, p2_version, label);
 }
 psArray *p2ProcessedExpSelectRowObjects(psDB *dbh, const psMetadata *where, unsigned long long limit)
@@ -5250,4 +5295,263 @@
     return true;
 }
+static void p2MaskRowFree(p2MaskRow *object);
+
+p2MaskRow *p2MaskRowAlloc(const char *label)
+{
+    p2MaskRow       *_object;
+
+    _object = psAlloc(sizeof(p2MaskRow));
+    psMemSetDeallocator(_object, (psFreeFunc)p2MaskRowFree);
+
+    _object->label = psStringCopy(label);
+
+    return _object;
+}
+
+static void p2MaskRowFree(p2MaskRow *object)
+{
+    psFree(object->label);
+}
+
+bool p2MaskCreateTable(psDB *dbh)
+{
+    psMetadata *md = psMetadataAlloc();
+    if (!psMetadataAdd(md, PS_LIST_TAIL, "label", PS_DATA_STRING, "Primary Key", "64")) {
+        psError(PS_ERR_UNKNOWN, false, "failed to add item label");
+        psFree(md);
+        return false;
+    }
+
+    bool status = psDBCreateTable(dbh, P2MASK_TABLE_NAME, md);
+
+    psFree(md);
+
+    return status;
+}
+
+bool p2MaskDropTable(psDB *dbh)
+{
+    return psDBDropTable(dbh, P2MASK_TABLE_NAME);
+}
+
+bool p2MaskInsert(psDB * dbh, const char *label)
+{
+    psMetadata *md = psMetadataAlloc();
+    if (!psMetadataAdd(md, PS_LIST_TAIL, "label", PS_DATA_STRING, NULL, label)) {
+        psError(PS_ERR_UNKNOWN, false, "failed to add item label");
+        psFree(md);
+        return false;
+    }
+
+    bool status = psDBInsertOneRow(dbh, P2MASK_TABLE_NAME, md);
+    psFree(md);
+
+    return status;
+}
+
+long long p2MaskDelete(psDB *dbh, const psMetadata *where, unsigned long long limit)
+{
+    long long       deleted = 0;
+
+    long long count = psDBDeleteRows(dbh, P2MASK_TABLE_NAME, where, limit);
+    if (count < 0) {
+        psError(PS_ERR_UNKNOWN, true, "failed to delete row from p2Mask");
+        return count;
+
+        deleted += count;
+    }
+
+    return deleted;
+}
+bool p2MaskInsertObject(psDB *dbh, p2MaskRow *object)
+{
+    return p2MaskInsert(dbh, object->label);
+}
+
+bool p2MaskInsertObjects(psDB *dbh, psArray *objects)
+{
+    for (long i = 0; i < psArrayLength(objects); i++) {
+        if (!p2MaskInsertObject(dbh, objects->data[i])) {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+bool p2MaskInsertFits(psDB *dbh, const psFits *fits)
+{
+    psArray         *rowSet;
+
+    // move to (the first?) extension named  P2MASK_TABLE_NAME
+    if (!psFitsMoveExtName(fits, P2MASK_TABLE_NAME)) {
+        psError(PS_ERR_UNKNOWN, true, "failed to find FITS extension %s", P2MASK_TABLE_NAME);
+        return false;
+    }
+
+    // check HDU type
+    if (psFitsGetExtType(fits) != PS_FITS_TYPE_BINARY_TABLE)  {
+        psError(PS_ERR_UNKNOWN, true, "FITS HDU type is not PS_FITS_TYPE_BINARY_TABLE");
+        return false;
+    }
+
+    // read fits table
+    rowSet = psFitsReadTable(fits);
+    if (!rowSet) {
+        psError(PS_ERR_UNKNOWN, true, "FITS read error or FITS table is empty");
+        psFree(rowSet);
+        return false;
+    }
+
+    if (!psDBInsertRows(dbh, P2MASK_TABLE_NAME, rowSet)) {
+        psError(PS_ERR_UNKNOWN, false, "databse insert failed");
+        psFree(rowSet);
+        return false;
+    }
+
+    psFree(rowSet);
+
+    return true;
+}
+
+bool p2MaskSelectRowsFits(psDB *dbh, psFits *fits, const psMetadata *where, unsigned long long limit)
+{
+    psArray         *rowSet;
+
+    rowSet = psDBSelectRows(dbh, P2MASK_TABLE_NAME, where, limit);
+    if (!rowSet) {
+        return false;
+    }
+
+    // output to fits
+    if (!psFitsWriteTable(fits, NULL, rowSet, P2MASK_TABLE_NAME)) {
+        psError(PS_ERR_UNKNOWN, false, "FITS table write failed");
+        psFree(rowSet);
+        return false;
+    }
+
+    psFree(rowSet);
+
+    return true;
+}
+
+psMetadata *p2MaskMetadataFromObject(const p2MaskRow *object)
+{
+    psMetadata *md = psMetadataAlloc();
+    if (!psMetadataAdd(md, PS_LIST_TAIL, "label", PS_DATA_STRING, NULL, object->label)) {
+        psError(PS_ERR_UNKNOWN, false, "failed to add item label");
+        psFree(md);
+        return false;
+    }
+
+
+    return md;
+}
+
+p2MaskRow *p2MaskObjectFromMetadata(psMetadata *md)
+{
+
+bool status = false;
+    char* label = psMetadataLookupPtr(&status, md, "label");
+    if (!status) {
+        psError(PS_ERR_UNKNOWN, true, "failed to lookup value for item label");
+        return false;
+    }
+
+    return p2MaskRowAlloc(label);
+}
+psArray *p2MaskSelectRowObjects(psDB *dbh, const psMetadata *where, unsigned long long limit)
+{
+    psArray         *rowSet;
+    psArray         *returnSet;
+    psU64           i;
+
+    rowSet = psDBSelectRows(dbh, P2MASK_TABLE_NAME, where, limit);
+    if (!rowSet) {
+        return NULL;
+    }
+
+    // convert psMetadata rows to row objects
+
+    returnSet = psArrayAllocEmpty(rowSet->n);
+
+    for (i = 0; i < rowSet->n; i++) {
+        p2MaskRow *object = p2MaskObjectFromMetadata(rowSet->data[i]);
+        psArrayAdd(returnSet, 0, object);
+        psFree(object);
+    }
+
+    psFree(rowSet);
+
+    return returnSet;
+}
+bool p2MaskDeleteObject(psDB *dbh, const p2MaskRow *object)
+{
+    psMetadata *where = p2MaskMetadataFromObject(object);
+    long long count = psDBDeleteRows(dbh, P2MASK_TABLE_NAME, where, 0);
+    psFree(where)
+    if (count < 0) {
+        psError(PS_ERR_UNKNOWN, true, "failed to delete row from p2Mask");
+        return false;
+    }
+    if (count > 1) {
+        // XXX should this be a psAbort() instead?  It is possible that
+        // having an object match multiple rows was by design.
+        psError(PS_ERR_UNKNOWN, true, "p2MaskRow object matched more then one row.  Check your database schema");
+        return false;
+    }
+
+    return true;
+}
+long long p2MaskDeleteRowObjects(psDB *dbh, const psArray *objects, unsigned long long limit)
+{
+    long long       deleted = 0;
+
+    for (long long i = 0; i < objects->n; i++) {
+        p2MaskRow *object = objects->data[i];
+        psMetadata *where = p2MaskMetadataFromObject(object);
+        long long count = psDBDeleteRows(dbh, P2MASK_TABLE_NAME, where, limit);
+        psFree(where)
+        if (count < 0) {
+            psError(PS_ERR_UNKNOWN, true, "failed to delete row from p2Mask");
+            return count;
+        }
+
+        deleted += count;
+    }
+
+    return deleted;
+}
+bool p2MaskPrintObjects(FILE *stream, psArray *objects, bool mdcf)
+{
+    PS_ASSERT_PTR_NON_NULL(objects, false);
+
+    psMetadata *output = psMetadataAlloc();
+    for (long i = 0; i < psArrayLength(objects); i++) {
+        psMetadata *md = p2MaskMetadataFromObject(objects->data[i]);
+        if (!psMetadataAddMetadata(
+            output,
+            PS_LIST_TAIL,
+            P2MASK_TABLE_NAME,
+            PS_META_DUPLICATE_OK,
+            NULL,
+            md
+        )) {
+            psError(PS_ERR_UNKNOWN, false, "failed to add metadata");
+            psFree(md);
+            psFree(output);
+            return false;
+        }
+        psFree(md);
+    }
+
+    if (!ippdbPrintMetadataRaw(stream, output, mdcf)) {
+        psError(PS_ERR_UNKNOWN, false, "failed to print metadata");
+        psFree(output);
+    }
+    psFree(output);
+
+    return true;
+}
 static void p2ProcessedImfileRowFree(p2ProcessedImfileRow *object);
 
Index: /trunk/ippdb/src/ippdb.h
===================================================================
--- /trunk/ippdb/src/ippdb.h	(revision 9782)
+++ /trunk/ippdb/src/ippdb.h	(revision 9783)
@@ -20,5 +20,5 @@
 /*
  *
- * This file was generated by glueforge 0.29
+ * This file was generated by glueforge 0.30
  *
  * Do NOT directly edit this file.
@@ -2010,4 +2010,5 @@
     psS32           p1_version;
     psS32           p2_version;
+    char            *label;
 } p2PendingExpRow;
 
@@ -2021,5 +2022,6 @@
     const char      *recipe,
     psS32           p1_version,
-    psS32           p2_version
+    psS32           p2_version,
+    const char      *label
 );
 
@@ -2054,5 +2056,6 @@
     const char      *recipe,
     psS32           p1_version,
-    psS32           p2_version
+    psS32           p2_version,
+    const char      *label
 );
 
@@ -2397,4 +2400,5 @@
     psS32           p1_version;
     psS32           p2_version;
+    char            *label;
 } p2ProcessedExpRow;
 
@@ -2407,5 +2411,6 @@
     const char      *exp_tag,
     psS32           p1_version,
-    psS32           p2_version
+    psS32           p2_version,
+    const char      *label
 );
 
@@ -2439,5 +2444,6 @@
     const char      *exp_tag,
     psS32           p1_version,
-    psS32           p2_version
+    psS32           p2_version,
+    const char      *label
 );
 
@@ -2574,4 +2580,186 @@
     FILE            *stream,            ///< a stream
     psArray         *objects,           ///< An array of p2ProcessedExpRow objects
+    bool            mdcf                ///< format as mdconfig or simple
+);
+/** p2MaskRow data structure
+ *
+ * Structure for representing a single row of p2Mask table data.
+ */
+
+typedef struct {
+    char            *label;
+} p2MaskRow;
+
+/** Creates a new p2MaskRow object
+ *
+ *  @return A new p2MaskRow object or NULL on failure.
+ */
+
+p2MaskRow *p2MaskRowAlloc(
+    const char      *label
+);
+
+/** Creates a new p2Mask table
+ *
+ * @return true on success
+ */
+
+bool p2MaskCreateTable(
+    psDB            *dbh                ///< Database handle
+);
+
+/** Deletes a p2Mask table
+ *
+ * @return true on success
+ */
+
+bool p2MaskDropTable(
+    psDB            *dbh                ///< Database handle
+);
+
+/** Insert a single row into a table
+ *
+ * This function constructs and inserts a single row based on it's parameters.
+ *
+ * @return true on success
+ */
+
+bool p2MaskInsert(
+    psDB            *dbh,               ///< Database handle
+    const char      *label
+);
+
+/** Deletes up to limit rows from the database and returns the number of rows actually deleted. 
+ *
+ * @return A The number of rows removed or a negative value on error
+ */
+
+long long p2MaskDelete(
+    psDB            *dbh,               ///< Database handle
+    const psMetadata *where,            ///< Row match criteria
+    unsigned long long limit            ///< Maximum number of elements to delete 
+);
+
+/** Insert a single p2MaskRow object into a table
+ *
+ * This function constructs and inserts a single row based on it's parameters.
+ *
+ * @return true on success
+ */
+
+bool p2MaskInsertObject(
+    psDB            *dbh,               ///< Database handle
+    p2MaskRow       *object             ///< p2MaskRow object
+);
+
+/** Insert an array of p2MaskRow object into a table
+ *
+ * This function constructs and inserts multiple rows based on it's parameters.
+ *
+ * @return true on success
+ */
+
+bool p2MaskInsertObjects(
+    psDB            *dbh,               ///< Database handle
+    psArray         *objects            ///< array of p2MaskRow objects
+);
+
+/** Insert data from a binary FITS table p2MaskRow into the database
+ *
+ * This function expects a psFits object with a FITS table as the first
+ * extension.  The table must have at least one row of data in it, that is of
+ * the appropriate format (number of columns and their type).  All other
+ * extensions are ignored.
+ *
+ * @return true on success
+ */
+
+bool p2MaskInsertFits(
+    psDB            *dbh,               ///< Database handle
+    const psFits    *fits               ///< psFits object
+);
+
+/** Selects up to limit from the database and returns them in a binary FITS table
+ *
+ * This function assumes an empty psFits object and will create a FITS table
+ * as the first extension.
+ *
+ *  See psDBSelectRows() for documentation on the format of where.
+ *
+ * @return true on success
+ */
+
+bool p2MaskSelectRowsFits(
+    psDB            *dbh,               ///< Database handle
+    psFits          *fits,              ///< psFits object
+    const psMetadata *where,            ///< Row match criteria
+    unsigned long long limit            ///< Maximum number of elements to return
+);
+
+/** Convert a p2MaskRow into an equivalent psMetadata
+ *
+ * @return A psMetadata pointer or NULL on error
+ */
+
+psMetadata *p2MaskMetadataFromObject(
+    const p2MaskRow *object             ///< fooRow to convert into a psMetadata
+);
+
+/** Convert a psMetadata into an equivalent fooRow
+ *
+ * @return A p2MaskRow pointer or NULL on error
+ */
+
+p2MaskRow *p2MaskObjectFromMetadata(
+    psMetadata      *md                 ///< psMetadata to convert into a fooRow
+);
+/** Selects up to limit rows from the database and returns as p2MaskRow objects in a psArray
+ *
+ *  See psDBSelectRows() for documentation on the format of where.
+ *
+ * @return A psArray pointer or NULL on error
+ */
+
+psArray *p2MaskSelectRowObjects(
+    psDB            *dbh,               ///< Database handle
+    const psMetadata *where,            ///< Row match criteria
+    unsigned long long limit            ///< Maximum number of elements to return
+);
+/** Deletes a row from the database coresponding to an p2Mask
+ *
+ *  Note that a 'where' search psMetadata is constructed from each object and
+ *  used to find rows to delete.
+ *
+ * @return A The number of rows removed or a negative value on error
+ */
+
+bool p2MaskDeleteObject(
+    psDB            *dbh,               ///< Database handle
+    const p2MaskRow *object    ///< Object to delete
+);
+/** Deletes up to limit rows from the database and returns the number of rows actually deleted. 
+ *
+ *  Note that a 'where' search psMetadata is constructed from each object and
+ *  used to find rows to delete.
+ *
+ * @return A The number of rows removed or a negative value on error
+ */
+
+long long p2MaskDeleteRowObjects(
+    psDB            *dbh,               ///< Database handle
+    const psArray   *objects,           ///< Array of objects to delete
+    unsigned long long limit            ///< Maximum number of elements to delete 
+);
+/** Formats and prints an array of p2MaskRow objects
+ *
+ * When mdcf is set the formated output is in psMetadataConfig
+ * format, otherwise it is in a simple tabular format.
+ *
+ * @return true on success
+ */
+
+bool p2MaskPrintObjects(
+    FILE            *stream,            ///< a stream
+    psArray         *objects,           ///< An array of p2MaskRow objects
     bool            mdcf                ///< format as mdconfig or simple
 );
Index: /trunk/ippdb/tests/alloc.c
===================================================================
--- /trunk/ippdb/tests/alloc.c	(revision 9782)
+++ /trunk/ippdb/tests/alloc.c	(revision 9783)
@@ -477,5 +477,5 @@
         p2PendingExpRow *object;
 
-        object = p2PendingExpRowAlloc("a string", "a string", -32, -32    );
+        object = p2PendingExpRowAlloc("a string", "a string", -32, -32, "a string"    );
 
         if (!object) {
@@ -499,4 +499,8 @@
             exit(EXIT_FAILURE);
         }
+        if (strncmp(object->label, "a string", MAX_STRING_LENGTH)) {
+            psFree(object);
+            exit(EXIT_FAILURE);
+        }
 
         psFree(object);
@@ -543,5 +547,5 @@
         p2ProcessedExpRow *object;
 
-        object = p2ProcessedExpRowAlloc("a string", -32, -32    );
+        object = p2ProcessedExpRowAlloc("a string", -32, -32, "a string"    );
 
         if (!object) {
@@ -558,4 +562,25 @@
         }
         if (!object->p2_version == -32) {
+            psFree(object);
+            exit(EXIT_FAILURE);
+        }
+        if (strncmp(object->label, "a string", MAX_STRING_LENGTH)) {
+            psFree(object);
+            exit(EXIT_FAILURE);
+        }
+
+        psFree(object);
+    }
+
+    {
+        p2MaskRow       *object;
+
+        object = p2MaskRowAlloc("a string"    );
+
+        if (!object) {
+            exit(EXIT_FAILURE);
+        }
+
+        if (strncmp(object->label, "a string", MAX_STRING_LENGTH)) {
             psFree(object);
             exit(EXIT_FAILURE);
Index: /trunk/ippdb/tests/createtable.c
===================================================================
--- /trunk/ippdb/tests/createtable.c	(revision 9782)
+++ /trunk/ippdb/tests/createtable.c	(revision 9783)
@@ -193,4 +193,19 @@
         }
 
+        if(!p2MaskCreateTable(dbh)) {
+            exit(EXIT_FAILURE);
+        }
+
+        psDBCleanup(dbh);
+    }
+
+    {
+        psDB            *dbh;
+
+        dbh = psDBInit("localhost", "test", NULL, "test");
+        if (!dbh) {
+            exit(EXIT_FAILURE);
+        }
+
         if(!p2ProcessedImfileCreateTable(dbh)) {
             exit(EXIT_FAILURE);
Index: /trunk/ippdb/tests/dbcleanup.c
===================================================================
--- /trunk/ippdb/tests/dbcleanup.c	(revision 9782)
+++ /trunk/ippdb/tests/dbcleanup.c	(revision 9783)
@@ -23,4 +23,5 @@
     p_psDBRunQuery(dbh, "DROP TABLE IF EXISTS p2PendingImfile");
     p_psDBRunQuery(dbh, "DROP TABLE IF EXISTS p2ProcessedExp");
+    p_psDBRunQuery(dbh, "DROP TABLE IF EXISTS p2Mask");
     p_psDBRunQuery(dbh, "DROP TABLE IF EXISTS p2ProcessedImfile");
     p_psDBRunQuery(dbh, "DROP TABLE IF EXISTS p3PendingExp");
Index: /trunk/ippdb/tests/dbsetup.c
===================================================================
--- /trunk/ippdb/tests/dbsetup.c	(revision 9782)
+++ /trunk/ippdb/tests/dbsetup.c	(revision 9783)
@@ -48,4 +48,7 @@
     p_psDBRunQuery(dbh, "DROP TABLE IF EXISTS p2ProcessedExp");
     p2ProcessedExpCreateTable(dbh);
+
+    p_psDBRunQuery(dbh, "DROP TABLE IF EXISTS p2Mask");
+    p2MaskCreateTable(dbh);
 
     p_psDBRunQuery(dbh, "DROP TABLE IF EXISTS p2ProcessedImfile");
Index: /trunk/ippdb/tests/droptable.c
===================================================================
--- /trunk/ippdb/tests/droptable.c	(revision 9782)
+++ /trunk/ippdb/tests/droptable.c	(revision 9783)
@@ -193,4 +193,19 @@
         }
 
+        if (!p2MaskDropTable(dbh)) {
+            exit(EXIT_FAILURE);
+        }
+
+        psDBCleanup(dbh);
+    }
+
+    {
+        psDB            *dbh;
+
+        dbh = psDBInit("localhost", "test", NULL, "test");
+        if (!dbh) {
+            exit(EXIT_FAILURE);
+        }
+
         if (!p2ProcessedImfileDropTable(dbh)) {
             exit(EXIT_FAILURE);
Index: /trunk/ippdb/tests/insert.c
===================================================================
--- /trunk/ippdb/tests/insert.c	(revision 9782)
+++ /trunk/ippdb/tests/insert.c	(revision 9783)
@@ -148,5 +148,5 @@
         }
 
-        if (!p2PendingExpInsert(dbh, "a string", "a string", -32, -32)) {
+        if (!p2PendingExpInsert(dbh, "a string", "a string", -32, -32, "a string")) {
             exit(EXIT_FAILURE);
         }
@@ -178,5 +178,20 @@
         }
 
-        if (!p2ProcessedExpInsert(dbh, "a string", -32, -32)) {
+        if (!p2ProcessedExpInsert(dbh, "a string", -32, -32, "a string")) {
+            exit(EXIT_FAILURE);
+        }
+
+        psDBCleanup(dbh);
+    }
+
+    {
+        psDB            *dbh;
+
+        dbh = psDBInit("localhost", "test", NULL, "test");
+        if (!dbh) {
+            exit(EXIT_FAILURE);
+        }
+
+        if (!p2MaskInsert(dbh, "a string")) {
             exit(EXIT_FAILURE);
         }
Index: /trunk/ippdb/tests/insertfits.c
===================================================================
--- /trunk/ippdb/tests/insertfits.c	(revision 9782)
+++ /trunk/ippdb/tests/insertfits.c	(revision 9783)
@@ -336,4 +336,30 @@
         }
 
+        if (!p2MaskInsertFits(dbh, fits)) {
+            exit(EXIT_FAILURE);
+        }
+
+        if (!psFitsClose(fits)) {
+            exit(EXIT_FAILURE);
+        }
+
+        psDBCleanup(dbh);
+    }
+
+    {
+        psDB            *dbh;
+        psFits          *fits;
+
+        dbh = psDBInit("localhost", "test", NULL, "test");
+        if (!dbh) {
+            exit(EXIT_FAILURE);
+        }
+
+        // open a temp
+        fits = psFitsOpen(TMP_FILENAME, "r");
+        if (!fits) {
+            exit(EXIT_FAILURE);
+        }
+
         if (!p2ProcessedImfileInsertFits(dbh, fits)) {
             exit(EXIT_FAILURE);
Index: /trunk/ippdb/tests/insertobject.c
===================================================================
--- /trunk/ippdb/tests/insertobject.c	(revision 9782)
+++ /trunk/ippdb/tests/insertobject.c	(revision 9783)
@@ -212,5 +212,5 @@
         }
 
-        object = p2PendingExpRowAlloc("a string", "a string", -32, -32);
+        object = p2PendingExpRowAlloc("a string", "a string", -32, -32, "a string");
         if (!object) {
             exit(EXIT_FAILURE);
@@ -256,5 +256,5 @@
         }
 
-        object = p2ProcessedExpRowAlloc("a string", -32, -32);
+        object = p2ProcessedExpRowAlloc("a string", -32, -32, "a string");
         if (!object) {
             exit(EXIT_FAILURE);
@@ -262,4 +262,26 @@
 
         if (!p2ProcessedExpInsertObject(dbh, object)) {
+            exit(EXIT_FAILURE);
+        }
+
+        psFree(object);
+        psDBCleanup(dbh);
+    }
+
+    {
+        psDB            *dbh;
+        p2MaskRow       *object;
+
+        dbh = psDBInit("localhost", "test", NULL, "test");
+        if (!dbh) {
+            exit(EXIT_FAILURE);
+        }
+
+        object = p2MaskRowAlloc("a string");
+        if (!object) {
+            exit(EXIT_FAILURE);
+        }
+
+        if (!p2MaskInsertObject(dbh, object)) {
             exit(EXIT_FAILURE);
         }
Index: /trunk/ippdb/tests/metadatafromobject.c
===================================================================
--- /trunk/ippdb/tests/metadatafromobject.c	(revision 9782)
+++ /trunk/ippdb/tests/metadatafromobject.c	(revision 9783)
@@ -551,5 +551,5 @@
         bool            status;
 
-        object = p2PendingExpRowAlloc("a string", "a string", -32, -32);
+        object = p2PendingExpRowAlloc("a string", "a string", -32, -32, "a string");
         if (!object) {
             exit(EXIT_FAILURE);
@@ -579,4 +579,8 @@
             exit(EXIT_FAILURE);
         }
+        if (strncmp(psMetadataLookupPtr(&status, md, "label"), "a string", MAX_STRING_LENGTH)) {
+            psFree(md);
+            exit(EXIT_FAILURE);
+        }
 
         psFree(md);
@@ -633,5 +637,5 @@
         bool            status;
 
-        object = p2ProcessedExpRowAlloc("a string", -32, -32);
+        object = p2ProcessedExpRowAlloc("a string", -32, -32, "a string");
         if (!object) {
             exit(EXIT_FAILURE);
@@ -654,4 +658,33 @@
         }
         if (!psMetadataLookupS32(&status, md, "p2_version") == -32) {
+            psFree(md);
+            exit(EXIT_FAILURE);
+        }
+        if (strncmp(psMetadataLookupPtr(&status, md, "label"), "a string", MAX_STRING_LENGTH)) {
+            psFree(md);
+            exit(EXIT_FAILURE);
+        }
+
+        psFree(md);
+    }
+
+    {
+        psMetadata      *md;
+        p2MaskRow       *object;
+        bool            status;
+
+        object = p2MaskRowAlloc("a string");
+        if (!object) {
+            exit(EXIT_FAILURE);
+        }
+
+        md = p2MaskMetadataFromObject(object);
+        if (!md) {
+            exit(EXIT_FAILURE);
+        }
+
+        psFree(object);
+
+        if (strncmp(psMetadataLookupPtr(&status, md, "label"), "a string", MAX_STRING_LENGTH)) {
             psFree(md);
             exit(EXIT_FAILURE);
Index: /trunk/ippdb/tests/objectfrommetadata.c
===================================================================
--- /trunk/ippdb/tests/objectfrommetadata.c	(revision 9782)
+++ /trunk/ippdb/tests/objectfrommetadata.c	(revision 9783)
@@ -889,4 +889,8 @@
             exit(EXIT_FAILURE);
         }
+        if (!psMetadataAddStr(md, PS_LIST_TAIL, "label", 0, NULL, "a string")) {
+            psFree(md);
+            exit(EXIT_FAILURE);
+        }
 
         object = p2PendingExpObjectFromMetadata(md);
@@ -914,4 +918,8 @@
             exit(EXIT_FAILURE);
         }
+        if (strncmp(object->label, "a string", MAX_STRING_LENGTH)) {
+            psFree(object);
+            exit(EXIT_FAILURE);
+        }
 
         psFree(object);
@@ -1001,4 +1009,8 @@
             exit(EXIT_FAILURE);
         }
+        if (!psMetadataAddStr(md, PS_LIST_TAIL, "label", 0, NULL, "a string")) {
+            psFree(md);
+            exit(EXIT_FAILURE);
+        }
 
         object = p2ProcessedExpObjectFromMetadata(md);
@@ -1019,4 +1031,34 @@
         }
         if (!object->p2_version == -32) {
+            psFree(object);
+            exit(EXIT_FAILURE);
+        }
+        if (strncmp(object->label, "a string", MAX_STRING_LENGTH)) {
+            psFree(object);
+            exit(EXIT_FAILURE);
+        }
+
+        psFree(object);
+    }
+
+    {
+        psMetadata      *md;
+        p2MaskRow       *object;
+
+        md = psMetadataAlloc();
+        if (!psMetadataAddStr(md, PS_LIST_TAIL, "label", 0, NULL, "a string")) {
+            psFree(md);
+            exit(EXIT_FAILURE);
+        }
+
+        object = p2MaskObjectFromMetadata(md);
+        if (!object) {
+            psFree(md);
+            exit(EXIT_FAILURE);
+        }
+
+        psFree(md);
+
+        if (strncmp(object->label, "a string", MAX_STRING_LENGTH)) {
             psFree(object);
             exit(EXIT_FAILURE);
Index: /trunk/ippdb/tests/selectrowsfits.c
===================================================================
--- /trunk/ippdb/tests/selectrowsfits.c	(revision 9782)
+++ /trunk/ippdb/tests/selectrowsfits.c	(revision 9783)
@@ -285,4 +285,26 @@
         }
 
+        if (!p2MaskSelectRowsFits(dbh, fits, NULL, 1)) {
+            exit(EXIT_FAILURE);
+        }
+
+        psFree(fits);
+        psDBCleanup(dbh);
+    }
+
+    {
+        psDB            *dbh;
+        psFits          *fits;
+
+        dbh = psDBInit("localhost", "test", NULL, "test");
+        if (!dbh) {
+            exit(EXIT_FAILURE);
+        }
+
+        fits = psFitsOpen(TMP_FILENAME, "w");
+        if (!fits) {
+            exit(EXIT_FAILURE);
+        }
+
         if (!p2ProcessedImfileSelectRowsFits(dbh, fits, NULL, 1)) {
             exit(EXIT_FAILURE);
