скопировал из вкладки скрипт
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/*** Generated by IBExpert 17.05.2018 11:09:07 ***/
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/*** Following SET SQL DIALECT is just for the Database Comparer ***/
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/*** Tables ***/
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CREATE TABLE HISTORY (
IDHIST INTEGER NOT NULL,
IDCUST INTEGER NOT NULL,
IDUSER INTEGER,
DATECR DATE,
HISTORY CHAR(1) COLLATE PXW_CYRL,
NOTE VAR4096 COLLATE PXW_CYRL /* VAR4096 = VARCHAR(4096) */,
ACCESS CHAR(1),
PRIOR CHAR(1) default "-" COLLATE PXW_CYRL,
BUDIL CHAR(1) default "-" COLLATE PXW_CYRL,
IDHISTTYPE INTEGER NOT NULL,
IDCONTACTS ID_NULL /* ID_NULL = INTEGER */,
FILEPATH VAR255 COLLATE PXW_CYRL /* VAR255 = VARCHAR(255) */,
IDCREATOR INTEGER
);




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/*** Primary keys ***/
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ALTER TABLE HISTORY ADD PRIMARY KEY (IDHIST);


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/*** Foreign keys ***/
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ALTER TABLE HISTORY ADD CONSTRAINT FK_HISTORY_TO_CONTACTS FOREIGN KEY (IDCONTACTS) REFERENCES CONTACTS (IDCONTACTS) ON DELETE SET NULL ON UPDATE CASCADE;
ALTER TABLE HISTORY ADD CONSTRAINT FK_HISTORY_TO_CUSTOMER FOREIGN KEY (IDCUST) REFERENCES CUSTOMER (IDCUST) ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE HISTORY ADD CONSTRAINT FK_HISTORY_TO_HISTTYPE FOREIGN KEY (IDHISTTYPE) REFERENCES HISTTYPE (IDHISTTYPE) ON UPDATE CASCADE;
ALTER TABLE HISTORY ADD CONSTRAINT FK_HISTORY_TO_USERS FOREIGN KEY (IDUSER) REFERENCES USERS (IDUSER) ON UPDATE CASCADE;


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/*** Indices ***/
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CREATE DESCENDING INDEX HISTORY_DATECR ON HISTORY (DATECR);


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/*** Privileges ***/
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