4. Improve the article
If you forget the password for the SA, how to recover it.1, first stop Sybase ASE service.2, under the Sybase Security directory%%\sybase\ase-12_5\install\, modify the Run_sybase database server startup script, add-psa Save
Before introducing Sybase uninstallation, I will analyze the reasons for uninstalling Sybase first. There are two reasons: I don't need to use the sybase database, and I want to uninstall it completely. In this case, you can skip the first part and
In database implementation, the locking mechanism is used to control concurrent database access to ensure database access correctness. According to definition:
Locking is a concurrency control mechanism that ensures data consistency between the same
Name:
Keyword: A string name used for lexical analysis as a constant, mainly used for lexical analysis.
Identifier: a string name used for lexical analysis as a variable to identify the object name.
Reserved Words. in lexical analysis,
Sequence is a sequence of numbers automatically added by a database system in accordance with certain rules. This sequence is generally used as the surrogate primary key (because it is not duplicated) and has no other meaning.Sequence is the
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Download a DBeaver1.4 version from http://dbeaver.jkiss.org/, the software is completely free, the function and Dbvisualizer compared, slightly less, but simple and easy to use, operating efficiency seems to be higher. This is an example of Sybase
I. Sequence INTRODUCTIONSequence is a series of numbers automatically added by the database system according to certain rules, which is mainly used to generate database data records. This sequence is generally used as the surrogate primary key
What is the sequence "Sequence"(1) Similar to the Auto_increment automatic growth mechanism in MySQL, but no auto_increment mechanism in Oracle(2) is a mechanism provided by Oracle to produce a unique numeric value(3) The main health value of the
Sequence is a sequence of numbers that the database system automatically increases according to certain rules. This sequence is generally used as the surrogate primary key (because it does not repeat) and has no other meaning.
Sequence is the
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