ORA-14096: tables in ALTER TABLE EXCHANGE PARTITION must have the same number of columns. You cannot do that. You'll have to add the columns to the partitioned table first. A partition exchange is simply an exchange of segments -- no movement of data takes place. It is a data dictionary update.
In short, yes, you should have an attorney to represent you in a postnuptial agreement for several reasons: To be sure you are treated fairly in the agreement. To have the agreement upheld, as a court is much more likely to say it is a valid contract if both parties were represented by counsel when they entered into it.
Aside from child custody agreements, there is a freedom to contract in almost any way a couple sees fit. As a result, most content in a postnup in Texas will be legally enforced unless it breaks the law in some way. Similarly, a postnup will not be enforced if there is proof of fraud or duress in its creation.
A partition agreement divides, or partitions, a married couple's community estate into two separate estates. It is sometimes called a post-nuptial or post-marital agreement and is similar to a prenuptial agreement, except that it is executed by a married couple.
Under Texas law, spouses can enter into partition or exchange agreements in which one spouse transfers all or part of their present or soon-to-be-acquired community property to the other, thereby transmuting it into the separate property of the receiving spouse.
Property acquired during the marriage (outside of the noted exceptions) is considered community property. The spouses can, however, agree to convert (or “transmute”) community property into separate property. In Texas, this is done via a written agreement establishing a partition or exchange between the parties.
The remedy when agreement cannot be reached is for one or more of the co-owners to seek a court-ordered division by means of a partition suit. It is also possible to file a “friendly” partition action if the parties desire a court decree that ratifies their agreement.
Typically your community property is divided between you and your spouse in a divorce while separate property will not be shared and/or divided.
A transmutation agreement is a legal tool that allows spouses to change the classification of their property. These agreements can convert separate property into community property and vice versa.