+Or on Pg versions that don't support DROP CONSTRAINT and ADD PRIMARY KEY (tested on 7.1 and 7.2 so far):
+DROP INDEX h_part_pkg_temp_pkey;
+CREATE UNIQUE INDEX h_part_pkg_pkey ON h_part_pkg (historynum);
+probably this one?: select setval('h_part_pkg_temp_historynum_seq', ( select max(historynum) from h_part_pkg) );
+probably not this one?: select setval('h_part_pkg_historynum_seq', ( select max(historynum) from h_part_pkg) );
+-->ALTER TABLE part_pkg ADD COLUMN taxclass varchar(80) NULL;
+ALTER TABLE h_part_pkg ADD COLUMN taxclass varchar(80) NULL;
+
+CREATE TABLE cust_pay_refund (
+ payrefundnum serial NOT NULL,
+ paynum int NOT NULL,
+ refundnum int NOT NULL,
+ _date int NOT NULL,
+ amount decimal(10,2) NOT NULL,
+ PRIMARY KEY (payrefundnum)
+);
+CREATE INDEX cust_pay_refund1 ON cust_pay_refund(paynum);
+CREATE INDEX cust_pay_refund2 ON cust_pay_refund(refundnum);
+
+CREATE TABLE cust_pay_void (
+ paynum int NOT NULL,
+ custnum int NOT NULL,
+ paid decimal(10,2) NOT NULL,
+ _date int,
+ payby char(4) NOT NULL,
+ payinfo varchar(80),
+ paybatch varchar(80),
+ closed char(1),
+ void_date int,
+ reason varchar(80),
+ otaker varchar(32) NOT NULL,
+ PRIMARY KEY (paynum)
+);
+CREATE INDEX cust_pay_void1 ON cust_pay_void(custnum);
+
+CREATE TABLE part_pkg_option (
+ optionnum serial,
+ pkgpart int not null,
+ optionname varchar(80) not null,
+ optionvalue text NULL,
+ PRIMARY KEY (optionnum)
+);
+CREATE INDEX part_pkg_option1 ON part_pkg_option ( pkgpart );
+CREATE INDEX part_pkg_option2 ON part_pkg_option ( optionname );
+
+CREATE TABLE rate (
+ ratenum serial NOT NULL,
+ ratename varchar(80) NOT NULL,
+ PRIMARY KEY (ratenum)
+);
+
+CREATE TABLE rate_detail (
+ ratedetailnum serial NOT NULL,
+ ratenum int NOT NULL,
+ orig_regionnum int NULL,
+ dest_regionnum int NOT NULL,
+ min_included int NOT NULL,
+ min_charge decimal(10,2) NOT NULL,
+ sec_granularity int NOT NULL,
+ PRIMARY KEY (ratedetailnum)
+);
+CREATE UNIQUE INDEX rate_detail1 ON rate_detail ( ratenum, orig_regionnum, dest_regionnum );
+
+CREATE TABLE rate_region (
+ regionnum serial NOT NULL,
+ regionname varchar(80) NOT NULL,
+ PRIMARY KEY (regionnum)
+);
+
+CREATE TABLE rate_prefix (
+ prefixnum serial NOT NULL,
+ regionnum int NOT NULL,
+ countrycode varchar(3) NOT NULL,
+ npa varchar(6) NULL,
+ nxx varchar(3) NULL,
+ PRIMARY KEY (prefixnum)
+);
+CREATE INDEX rate_prefix1 ON rate_prefix ( countrycode );
+CREATE INDEX rate_prefix2 ON rate_prefix ( regionnum );
+
+CREATE TABLE reg_code (
+ codenum serial NOT NULL,
+ code varchar(80) NOT NULL,
+ agentnum int NOT NULL,
+ PRIMARY KEY (codenum)
+);
+CREATE UNIQUE INDEX reg_code1 ON reg_code ( agentnum, code );
+CREATE INDEX reg_code2 ON reg_code ( agentnum );
+
+CREATE TABLE reg_code_pkg (
+ codepkgnum serial,
+ codenum int NOT NULL,
+ pkgpart int NOT NULL,
+ PRIMARY KEY (codepkgnum)
+);
+CREATE UNIQUE INDEX reg_code_pkg1 ON reg_code_pkg ( codenum, pkgpart );
+CREATE INDEX reg_code_pkg2 ON reg_code_pkg ( codenum );
+
+CREATE TABLE clientapi_session (
+ sessionnum serial NOT NULL,
+ sessionid varchar(80) NOT NULL,
+ namespace varchar(80) NOT NULL,
+ PRIMARY KEY (sessionnum)
+);
+CREATE UNIQUE INDEX clientapi_session1 ON clientapi_session ( sessionid, namespace );
+
+CREATE TABLE clientapi_session_field (
+ fieldnum serial NOT NULL,
+ sessionnum int NOT NULL,
+ fieldname varchar(80) NOT NULL,
+ fieldvalue text NULL,
+ PRIMARY KEY (fieldnum)
+);
+CREATE UNIQUE INDEX clientapi_session_field1 ON clientapi_session_field ( sessionnum, fieldname );