diff --git a/WEGA/contrib/ingres/dbs/src/ovqp/ovqp.h b/WEGA/contrib/ingres/dbs/src/ovqp/ovqp.h
new file mode 100644
index 0000000..60b393d
--- /dev/null
+++ b/WEGA/contrib/ingres/dbs/src/ovqp/ovqp.h
@@ -0,0 +1,125 @@
+/*	This header file contains the external (global) declarations	    */
+/*	of variables and structures as well as the manifest constants	    */
+/*	particular to OVQP.						    */
+/*									    */
+/*	By convention global variable identifiers are spelled with 	    */
+/*	an initial capital letter; manifest constants are in caps	    */
+/*	completely.							    */
+/*									    */
+/*	Manifest constants						    */
+
+# define	AAtTFLAG		'O'	/* trace flag		    */
+
+# define	LBUFSIZE	850	/* buffer size for holding qry list */
+					/* and concat and ascii buffers     */
+# define	NSIMP		15	/* maximum no. of "simple clauses"  */
+					/* allowed in Qual list		    */
+					/* (see "strategy" portion)	    */
+# ifndef	STACKSIZ
+# define	STACKSIZ	20	/* Stack size for interpreter	    */
+# endif
+# define	MAXNODES	(2 * MAXDOM) + 50
+					/* max nodes in Qvect		    */
+
+/* symbolic values for GETNXT parameter of fcn GET			    */
+# define	CURTUP	0	/* get tuple specified by tid		    */
+
+# ifndef	NXTTUP
+# define	NXTTUP	1	/* get nxt tuple after one specified by tid */
+# endif
+
+
+/* symbolic values for CHECKDUPS param of fcn INSERT			    */
+# define	DUPS	0	/* allow a duplicate tuple to be inserted   */
+# define	NODUPS	1	/* check for and avoid inserting 	    */
+				/* a duplicate (if possible)		    */
+
+
+# define	TIDTYPE		INT
+# define	TIDLEN		4
+
+# define	CNTLEN 		4	/* counter for agg computations	    */
+# define	CNTTYPE 	INT	/* counter type			    */
+
+# define	ANYLEN		2	/* length for opANY		    */
+# define	ANYTYPE		INT	/* type for opANY		    */
+
+/* error codes for errors caused by user query ie. not AAsyserrs		    */
+
+# define	LISTFULL	4100	/* postfix query list full	    */
+# define	BADCONV		4101	/*				    */
+# define	BADUOPC		4102	/* Unary operator not allowed on    */
+					/* char fields			    */
+# define	BADMIX		4103	/* can't assign, compare or operate */
+					/* a numberic with a char	    */
+# define	BADSUMC		4104	/* can't sum char domains (agg)	    */
+# define	BADAVG		4105	/* can't avg char domains (agg)	    */
+# define	STACKOVER	4106	/* interpreter stack overflow	    */
+# define	CBUFULL		4107	/* not enough space for concat or   */
+					/* ascii operation		    */
+# define	BADCHAR		4108	/* arithmetic operation on two	    */
+					/* character fields		    */
+# define	NUMERIC		4109	/* numeric field in a character op  */
+# define	FLOATEXCEP	4110	/* floating point exception	    */
+# define	CHARCONVERT	4111	/* bad ascii to numeric conversion  */
+# define	NODOVFLOW	4112	/* node vector overflow		    */
+# define	BADSECINDX	4199	/* found a 6.0 sec index	    */
+
+
+struct _stringp_
+{
+	char	*stringp;
+};
+typedef struct _stringp_	STRINGP;
+
+struct stacksym
+{
+	char	s_type;
+	char	s_len;
+# ifdef BIT_32
+	short	s_alignment;
+# endif
+	char	s_value[sizeof (double)];
+};
+
+extern char		Outtup[MAXTUP];
+extern char		Intup[MAXTUP];
+extern char		*Origtup;
+extern long		Intid;
+extern long		Uptid;
+extern int		Ov_qmode;	/* flag set to indicate tuple mode  */
+extern int		Eql;		/* EQL flag set by initproc	    */
+extern int		Bopen;		/* TRUE if batch file is open	    */
+extern DESC		*Scanr;		/* desc of reln to be scanned,      */
+					/* (i.e. either Srcdesc or Indesc)  */
+extern DESC		*Source;	/* 0 if no source for qry,	    */
+					/* else points to Srcdesc	    */
+extern DESC		*Result;	/* 0 if no result for qry,	    */
+					/* else points to Reldesc	    */
+extern long		*Counter;	/* cnts "gets" done in OVQP	    */
+extern char		*Tend;		/* pts to end of data in Outtup	    */
+extern struct symbol	**Tlist;
+extern struct symbol	**Alist;
+extern struct symbol	**Qlist;
+extern struct symbol	**Bylist;
+extern int		Newq;		/* flags new user query to OVQP	    */
+extern long		Lotid;		/* lo limits of scan in OVQP	    */
+extern long		Hitid;		/* hi limits of scan in OVQP	    */
+extern struct stacksym	Stack[STACKSIZ];/* stack for OVQP interpreter	    */
+extern int		Buflag;		/* flags a batch update situation   */
+					/* (Ov_qmode != mdRETR)		    */
+extern int		Targvc;		/* var count in Target list	    */
+					/* (flags constant Targ. list)	    */
+extern int		Qualvc;		/* var count in Qual list	    */
+extern int		Userqry;	/* flags a query on the result rel  */
+extern int		Retrieve;	/* true is a retrieve, else false   */
+extern int		Diffrel;	/* true if			    */
+					/* Source and Result are different  */
+extern int		Agcount;	/* count # of aggs in the query	    */
+extern long		Tupsfound;	/* counts # tuples		    */
+					/* which satified the query	    */
+extern int		R_decomp;	/* file for reading from decomp	    */
+extern int		W_decomp;	/* file for writing to decomp	    */
+extern struct pipfrmt	Inpipe;
+extern struct pipfrmt	Outpipe;
+extern int		Qvpointer;