Firebird 2.1 ErrorCodes336397222 dsql_derived_alias_select Internal dsql error: alias type expected by pass1_expand_select_node -104 336397223 dsql_derived_alias_field Internal dsql error: alias type expected by pass1_field dyn_dependency_exists Column @1 from table @2 is referenced in @3 -401 335544647 invalid_operator Invalid comparison operator for find operation -402 335544368 segstr_no_op Attempted invalid operation on a BLOB dsql_shadow_number_err Shadow number must be a positive integer -599 335544607 node_err Gen.c: node not supported -599 335544625 node_name_err A node name is not permitted in a secondary, shadow, cache or log file name0 码力 | 31 页 | 103.24 KB | 1 年前3
firebird language reference 30 rusкомментариев. Синтаксис: <operator> ::=operator> | operator> | operator> | operator> operator> ::= {||} operator> ::= * | / | + | - | operator> ::= {=} | {<>} | {!=} | {~=} | {^=} | {>} | {<} | {>=} | {<=} | {!>} | {~>} | {^>} | {!<} | {~<} | {^<} {^<} operator> ::= NOT | AND | OR Подробнее об операторах см. Выражения. Комментарии В SQL скриптах, операторах SQL и PSQL модулях могут встречаться 0 码力 | 719 页 | 3.98 MB | 1 年前3
Firebird 2.5 Language Referencerecommended. From time to time, non-reserved keywords may become reserved when some new language feature is introduced. For instance, the following statement will be executed without errors because, although string literals or comments. Operator Syntax <operator> ::=operator> | operator> | operator> | operator> Chapter 2. SQL Language Structure concatentation operator> ::= "||" operator> ::= * | / | + | - | operator> ::= = | <> | != | ~= | ^= | > | < | >= | <= | !> | ~> | ^> | !< | ~< | ^< operator> ::= NOT 0 码力 | 521 页 | 2.30 MB | 1 年前3
firebird 40 language referenceas the base, and Firebird 4.0 information was added based on the Firebird 4.0 Release Notes and feature documentation. 1.2.1. Contributors Direct Content • Dmitry Filippov (writer) • Alexander Karpeykin recommended. From time to time, non-reserved keywords may become reserved when some new language feature is introduced. For instance, the following statement will be executed without errors because, although comments. Operator Syntax <operator> ::=operator> | operator> | operator> | operator> operator> ::= "||" 0 码力 | 778 页 | 3.43 MB | 1 年前3
firebird 30 sprachreferenzOperatorsyntax <operator> ::=operator> | operator> | operator> | operator> operator> ::= "||" operator> ::= * * | / | + | - | operator> ::= = | <> | != | ~= | ^= | > | < | >= | <= | !> | ~> | ^> | !< | ~< | ^< operator> ::= NOT | AND | OR Weitere Informationen zu Operatoren finden NOT field1 gültige Ausdrücke. Chapter 3. Datentypen und Untertypen 38 Der IS-Operator Prädikate können den Operator Boolean IS [NOT] zum Abgleich verwenden. Zum Beispiel field1 IS FALSE oder field1 0 码力 | 701 页 | 3.12 MB | 1 年前3
Firebird 1.5 ErrorCodesColumnfrom table is referenced in -401 335544647 invalid_operator Invalid comparison operator for find operation -402 335544368 segstr_no_op Attempted invalid operation on a BLOB dsql_shadow_number_err Shadow number must be a positive integer -599 335544607 node_err Gen.c: node not supported -599 335544625 node_name_err A node name is not permitted in a secondary, shadow, cache or log file Request includes a DSRI extension not supported in this implementation -901 335544378 wish_list Feature is not supported -901 335544382 random -901 335544383 fatal_conflict Unrecoverable conflict 0 码力 | 26 页 | 85.09 KB | 1 年前3
Firebird 2.0 ErrorCodesdyn_dependency_exists Column %s from table %s is referenced in %s -401 335544647 invalid_operator Invalid comparison operator for find operation -402 335544368 segstr_no_op Attempted invalid operation on a BLOB dsql_shadow_number_err Shadow number must be a positive integer -599 335544607 node_err Gen.c: node not supported -599 335544625 node_name_err A node name is not permitted in a secondary, shadow, cache or log file Request includes a DSRI extension not supported in this implementation -901 335544378 wish_list Feature is not supported -901 335544382 random %s -901 335544383 fatal_conflict Unrecoverable conflict0 码力 | 26 页 | 157.59 KB | 1 年前3
Firebird Null Guide: NULL behaviour and pitfalls in Firebird SQLnever return NULL. 2.3. Assigning NULL Setting a field or variable to NULL is done with the ‘=’ operator, just like assigning values. You can also include NULL in an insert list or use it as input parameter You cannot — and should not — use the comparison operator ‘=’ to test if something is NULL… • …but you can — and often must — use the assignment operator ‘=’ to set something to NULL. 2.4. Testing DISTINCTness of a feature found in various programming languages: short-circuit boolean evaluation. The above results can be generalised as follows for expressions with one type of binary boolean operator (and |0 码力 | 69 页 | 479.63 KB | 1 年前3
Firebird 2 QuickStart“pipe” symbols (ASCII 124, in a pair with no space between). In SQL, the “+” symbol is an arithmetic operator and it will cause an error if you attempt to use it for concatenating strings. The following expression Notice that if neither operand is NULL, DISTINCT works exactly like the “<>” operator, and NOT DISTINCT like the “=” operator. DISTINCT and NOT DISTINCT always return true or false, never NULL. Using allow safe, reliable local connections on Windows. Added row on Guardian. Prepended a column with feature names. Removed any and all remarks about Classic not having a (full) Service Manager. Removed 2nd0 码力 | 40 页 | 218.42 KB | 1 年前3
Firebird Docwriting Guide GermanKernigan & Ritchie chose '<' as the less-than operator for C. schlussendlich im Dokument zu: Kernigan & Ritchie chose '<' as the less-than operator for C. Und hier noch die gute Nachricht: wenn Sie Elementwähler. Bearbeitungs- und Suchfunktionen. Attributwähler. Sonderzeichenauswahl. Es gibt eine Feature-Matrix, die die Versionen Home, Professional und Enterprise miteinander vergleicht http://www.altova (oder in irgendeiner anderen Art passend gemacht) wird, damit es auf die Seite passt. Dies ist ein Feature, kein Bug. Somit gibt es auch keinen Grund sich hierüber zu beschweren. Es gibt zwei Workarounds0 码力 | 49 页 | 228.41 KB | 1 年前3
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