Error Pl/sql Ora-00904 True Invalid Identifier
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Ora 00904 Invalid Identifier Insert Statement
of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up How to use BOOLEAN type in SELECT statement up vote 27 down vote favorite 7 I ora 00904 invalid identifier function have a PL/SQL function with BOOLEAN in parameter: function get_something(name in varchar2, ignore_notfound in boolean); This function is a part of 3rd party tool, I cannot change this. I would like to use this function inside a SELECT statement like this: select get_something('NAME', TRUE) from dual; This does not work, I get this exception: ORA-00904: "TRUE": invalid identifier As I understand it, keyword TRUE is not recognized. How can I make this ora 00904 invalid identifier in select query work? sql oracle plsql oracle10g ora-00904 share|improve this question edited Dec 2 '15 at 17:21 AHiggins 5,23461839 asked Sep 23 '09 at 11:25 Ula Krukar 3,191133660 add a comment| 8 Answers 8 active oldest votes up vote 19 down vote accepted You can build a wrapper function like this: function get_something(name in varchar2, ignore_notfound in varchar2) return varchar2 is begin return get_something (name, (upper(ignore_notfound) = 'TRUE') ); end; then call: select get_something('NAME', 'TRUE') from dual; It's up to you what the valid values of ignore_notfound are in your version, I have assumed 'TRUE' means TRUE and anything else means FALSE. share|improve this answer answered Sep 23 '09 at 11:32 Tony Andrews 87.9k12143195 4 come on oracle, this is a really dumb limitation –craigrs84 Aug 12 '14 at 19:59 3 I'm curious as to how Oracle justifies this technically. –Drew Beres Apr 24 '15 at 19:41 add a comment| up vote 29 down vote You can definitely get Boolean value from a SELECT query, you just can't use a Boolean data-type. You can represent a Boolean with 1/0. CASE WHEN (10 > 0) THEN 1 ELSE 0 END (It can be used in SELECT QUERY) SELECT CASE WHEN (10 > 0) THEN 1 ELSE 0 END AS MY_BOOLEAN_COLUMN FROM DUAL Retu
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Ora 00904 Invalid Identifier Inner Join
DELETE DISTINCT EXISTS FROM GROUP BY HAVING IN INSERT INSERT ALL INTERSECT IS NOT ora 00904 invalid identifier in oracle NULL IS NULL JOIN LIKE MINUS NOT OR ORDER BY PIVOT REGEXP_LIKE SELECT SUBQUERY TRUNCATE UNION UNION ALL UPDATE WHERE Oracle Advanced
Ora 00904 Invalid Identifier Oracle Forms
Oracle Cursors Oracle Exception Handling Oracle Foreign Keys Oracle Loops/Conditionals Oracle Transactions Oracle Triggers String/Char Functions Numeric/Math Functions Date/Time Functions Conversion Functions Analytic Functions Advanced Functions Oracle / PLSQL: ORA-00904 Error Message Learn the cause http://stackoverflow.com/questions/1465405/how-to-use-boolean-type-in-select-statement and how to resolve the ORA-00904 error message in Oracle. Description When you encounter an ORA-00904 error, the following error message will appear: ORA-00904: invalid identifier Cause You tried to execute a SQL statement that included an invalid column name or the column name is missing. This commonly occurs when you reference an invalid alias in a SELECT statement. Resolution The option(s) to resolve this Oracle error are: Option #1 Rewrite https://www.techonthenet.com/oracle/errors/ora00904.php your SQL to include a valid column name. To be a valid column name the following criteria must be met: The column name must begin with a letter. The column name can not be longer than 30 characters. The column name must be made up of alphanumeric characters or the following special characters: $, _, and #. If the column name uses any other characters, it must be enclosed in double quotation marks. The column name can not be a reserved word. Let's look at an example of how to resolve an ORA-00904 error. For example, if you ran the following SELECT statement, you would receive an ORA-00904 error: SQL> SELECT contact_id AS "c_id", last_name, first_name 2 FROM contacts 3 ORDER BY "cid"; ORDER BY "cid" * ERROR at line 3: ORA-00904: "cid": invalid identifier This error was created by aliasing a column, but then mistyping the alias later. In this example, we created the alias called "c_id" for the contact_id, but then called it as "cid" in the ORDER BY clause. To resolve this error, we can modify our SELECT statement to use the correct alias name in the ORDER BY clause as follows: SQL> SELECT contact_id AS "c_id", last_name, first_name 2 FROM contacts 3 ORDER BY "c_id"; 10 rows select
a valid SQL statement. This error can occur if the Procedural Option is not installed and a SQL statement is issued that requires https://docs.oracle.com/cd/B10501_01/server.920/a96525/e900.htm this option (for example, a CREATE PROCEDURE statement). You can determine if the Procedural Option is installed by starting SQL*Plus. If the PL/SQL banner is not displayed, then the option is not installed. Action: Correct the syntax or install the Procedural Option. ORA-00901 invalid CREATE command Cause: The CREATE command was not followed by a valid CREATE option. invalid identifier Action: Correct the syntax. ORA-00902 invalid datatype Cause: The datatype entered in the CREATE or ALTER TABLE statement is not valid. Action: Correct the syntax. ORA-00903 invalid table name Cause: A table or cluster name is invalid or does not exist. This message is also issued if an invalid cluster name or no cluster name is specified ora 00904 invalid in an ALTER CLUSTER or DROP CLUSTER statement. Action: Check spelling. A valid table name or cluster name must begin with a letter and may contain only alphanumeric characters and the special characters $, _, and #. The name must be less than or equal to 30 characters and cannot be a reserved word. ORA-00904 string: invalid identifier Cause: The column name entered is either missing or invalid. Action: Enter a valid column name. A valid column name must begin with a letter, be less than or equal to 30 characters, and consist of only alphanumeric characters and the special characters $, _, and #. If it contains other characters, then it must be enclosed in double quotation marks. It may not be a reserved word. ORA-00905 missing keyword Cause: A required keyword is missing. Action: Correct the syntax. ORA-00906 missing left parenthesis Cause: A required left parenthesis has been omitted. Certain commands, such as CREATE TABLE, CREATE CLUSTER, and INSERT, require a list of items enclosed in parentheses. Parentheses al