Beginning Databases with Postgre SQL phần 9 pot

... shows the PostgreSQL data types for date and time. Character Types Table B-5 shows the PostgreSQL character data types. Table B-4. PostgreSQL Types for Date and Time SQL Name PostgreSQL Alternative ... Table 18 -9 lists the NpgsqlParameter properties. MatthewStones_4789C18.fm Page 532 Friday, March 4, 2005 6:47 PM 544 APPENDIX A ■ POSTGRESQL DATABASE LIMITS Due to the way that PostgreSQL...

Ngày tải lên: 09/08/2014, 14:20

... classes, 492 connecting to PostgreSQL, 14 core API, 491 data access with PostgreSQL, 15 extension API, 491 installing PostgreSQL JDBC driver, 493 JDBC clients using statements, 498 JDBC result sets, ... connections, 498 –502 mapping Java data types to PostgreSQL, 505 using PostgreSQL JDBC driver, 491 – 498 Driver interface, 496 DriverManager class, 493 java .sql. CallableStatement i...

Ngày tải lên: 09/08/2014, 14:20

... conformance to SQL9 2: Entry SQL, Intermediate SQL, and Full SQL. By far, the most common conformance level is Entry SQL. ■Note PostgreSQL is very close to SQL9 2: Entry SQL conformance, with only ... ISO/IEC 90 75: 199 2, “Database Language SQL. ” This is more simply referred to as SQL9 2. These standards replaced an earlier standard, SQL8 9. The latest version of the SQL...

Ngày tải lên: 09/08/2014, 14:20

... for PostgreSQL postgresql-pl PostgreSQL server support for Perl postgresql-python PostgreSQL server support for Python postgresql-tcl PostgreSQL server support for Tcl postgresql-test PostgreSQL ... | 21 .95 2 | Rubic Cube | 7.45 | 11. 49 3 | Linux CD | 1 .99 | 2. 49 4 | Tissues | 2.11 | 3 .99 5 | Picture Frame | 7.54 | 9. 95 6 | Fan Small | 9. 23 | 15.75 7 | Fan Large | 13.36 | 19....

Ngày tải lên: 09/08/2014, 14:20

... replaced with =#. psql commands are of two different types: • SQL commands: We can issue any SQL statement that PostgreSQL supports to psql, and it will execute it. • Internal commands: These are psql ... 5-17. MatthewStones_4789C05.fm Page 136 Monday, February 14, 2005 12:00 PM 124 CHAPTER 5 ■ POSTGRESQL COMMAND-LINE AND GRAPHICAL TOOLS Figure 5-4. Creating a PostgreSQL data source 3...

Ngày tải lên: 09/08/2014, 14:20

... -1234567 89, 1234567 89. 1234567 89, test-> 234567 89. 1234567 89, 1234567 89. 1234567 89) ; ERROR: numeric field overflow DETAIL: The absolute value is greater than or equal to 10^8 for field with precision ... VALUES(-100, -100, 123.4567 89, 123.4567 89, 123.4567 89) ; INSERT 17884 1 test=> INSERT INTO testtype VALUES(-32768, -1234567 89, 1.234567 89, test-> 1.234567 89, 1.234...

Ngày tải lên: 09/08/2014, 14:20

... extension present, and required, in many relational databases. SQL9 9 added the statement START TRANSACTION, which has the same effect as BEGIN. PostgreSQL from 7.3 onwards accepts the newer syntax ... encountered. Thus, standard SQL does not define a BEGIN command. However, the PostgreSQL way of performing transactions, with an explicit BEGIN, is quite common. MatthewStones_4789C...

Ngày tải lên: 09/08/2014, 14:20

... postgres 13 195 2006 0 20:13 tty1 00:00:00 postgres: postgres template1 192 .168.0.2(3217) idle root 13218 2032 0 20: 19 tty2 00:00:00 psql -U postgres template1 postgres 132 19 2006 0 20: 19 tty1 00:00:00 ... collector postgres 13180 2006 0 19: 51 tty1 00:00:00 postgres: rick bpsimple 192 .168.0.2(3170) idle postgres 13181 2006 0 19: 51 tty1 00:00:00 postgres: rick example1 192 .16...

Ngày tải lên: 09/08/2014, 14:20

... index); MatthewStones_47 89. book Page 397 Wednesday, February 23, 2005 6: 49 AM 392 CHAPTER 13 ■ ACCESSING POSTGRESQL FROM C USING LIBPQ Executing SQL with libpq Now that we can connect to a PostgreSQL database from within ... set MatthewStones_47 89. book Page 388 Wednesday, February 23, 2005 6: 49 AM MatthewStones_47 89. book Page 418 Wednesday, February 23, 2005 6: 49 AM CHAPTER...

Ngày tải lên: 09/08/2014, 14:20

... 6:44 PM 442 CHAPTER 14 ■ ACCESSING POSTGRESQL FROM C USING EMBEDDED SQL EXEC SQL include sqlca; EXEC SQL whenever sqlwarning sqlprint; EXEC SQL whenever sqlerror do GiveUp(); void GiveUp() { fprintf(stderr, ... and c.town = :town; EXEC SQL open mycursor; EXEC SQL whenever sqlwarning continue; EXEC SQL whenever sqlerror continue; while(sqlca.sqlcode == 0) { MatthewStones_...

Ngày tải lên: 09/08/2014, 14:20