PostgreSQL 8.0 Documentation.....................................................................................119 9.3. Mathematical Functions and Operators...................................................................... ...........119 9-2. Mathematical Operators ...................................................................................................................121 9-3. Mathematical Functions .......... That means it is a system for man- aging data stored in relations. Relation is essentially a mathematical term for table. The notion of storing data in tables is so commonplace today that it might seem0 码力 | 1422 页 | 9.92 MB | 1 年前3
PostgreSQL 8.0 Documentation.....................................................................................113 9.3. Mathematical Functions and Operators..................................................................115 9 ...............113 9-2. Mathematical Operators ............................................................................................................115 9-3. Mathematical Functions ............. (RDBMS). That means it is a system for managing data stored in relations. Relation is essentially a mathematical term for table. The notion of storing data in tables is so commonplace today that it might seem0 码力 | 1332 页 | 9.76 MB | 1 年前3
PostgreSQL 8.1.11 Documentation.....................................................................................127 9.3. Mathematical Functions and Operators...................................................................... ...........128 9-2. Mathematical Operators ...................................................................................................................129 9-3. Mathematical Functions .......... That means it is a system for man- aging data stored in relations. Relation is essentially a mathematical term for table. The notion of storing data in tables is so commonplace today that it might seem0 码力 | 1582 页 | 12.19 MB | 1 年前3
PostgreSQL 8.1 Documentation.....................................................................................127 9.3. Mathematical Functions and Operators...................................................................... ...........128 9-2. Mathematical Operators ...................................................................................................................129 9-3. Mathematical Functions .......... That means it is a system for man- aging data stored in relations. Relation is essentially a mathematical term for table. The notion of storing data in tables is so commonplace today that it might seem0 码力 | 1548 页 | 11.54 MB | 1 年前3
PostgreSQL 8.2 Documentation.....................................................................................131 9.3. Mathematical Functions and Operators...................................................................... ...........132 9-2. Mathematical Operators ...................................................................................................................134 9-3. Mathematical Functions .......... That means it is a system for man- aging data stored in relations. Relation is essentially a mathematical term for table. The notion of storing data in tables is so commonplace today that it might seem0 码力 | 1762 页 | 5.43 MB | 1 年前3
PostgreSQL 8.2 Documentation.....................................................................................131 9.3. Mathematical Functions and Operators...................................................................... ...........132 9-2. Mathematical Operators ...................................................................................................................134 9-3. Mathematical Functions .......... That means it is a system for man- aging data stored in relations. Relation is essentially a mathematical term for table. The notion of storing data in tables is so commonplace today that it might seem0 码力 | 1748 页 | 13.12 MB | 1 年前3
PostgreSQL 14.10 DocumentationFunctions and Operators ............................................................ 228 9.3. Mathematical Functions and Operators .......................................................... 232 9.4. String .................... 232 9.4. Mathematical Operators .............................................................................................. 232 9.5. Mathematical Functions .................... (RDBMS). That means it is a system for managing data stored in relations. Relation is essentially a mathematical term for table. The notion of storing data in tables is so commonplace today that it might seem0 码力 | 3032 页 | 13.27 MB | 1 年前3
PostgreSQL 9.0 Documentation...........48 4.3.1. Using positional notation....................................................................................49 4.3.2. Using named notation ...................................... ...................................................50 4.3.3. Using mixed notation..........................................................................................50 5. Data Definition....... .....................................................................................161 9.3. Mathematical Functions and Operators......................................................................0 码力 | 2561 页 | 5.55 MB | 1 年前3
Firebird 2.5 Language Reference. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311 8.2. Mathematical Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ranges of negative and positive SMALLINT. The usage and numerical value ranges of hexadecimal notation are described in more detail in the discussion of number constants in the chapter entitled Common its destined storage. String Constants in Hexadecimal Notation From Firebird 2.5 forward, string literals can be entered in hexadecimal notation, so-called “binary strings”. Each pair of hex digits defines0 码力 | 521 页 | 2.30 MB | 1 年前3
PostgreSQL 8.3 Documentation.....................................................................................139 9.3. Mathematical Functions and Operators...................................................................... That means it is a system for man- aging data stored in relations. Relation is essentially a mathematical term for table. The notion of storing data in tables is so commonplace today that it might seem of the commands that we have already discussed — SELECT, UPDATE, and DELETE — support this ONLY notation. Note: Although inheritance is frequently useful, it has not been integrated with unique constraints0 码力 | 2143 页 | 4.58 MB | 1 年前3
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