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- | ====== Omnidex SQL: Functions ====== | ||
- | ^ Omnidex SQL Functions ^^^ | ||
- | |**String Functions** | | ||
- | |[[dev:sql:functions:character_length|CHARACTER_LENGTH]] | | ||
- | |[[dev:sql:functions:lower|LOWER]] | | ||
- | |[[dev:sql:functions:position|POSITION]] | | ||
- | |[[dev:sql:functions:substring|SUBSTRING]] | | ||
- | |[[dev:sql:functions:trim|TRIM]] | | ||
- | |[[dev:sql:functions:upper|UPPER]] | | ||
- | |[[dev:sql:functions:concatenation| || (Concatenation)]] | | ||
- | |[[dev:sql:functions:lj|$LJ]] | | ||
- | |[[dev:sql:functions:lpad|$LPAD]] | | ||
- | |[[dev:sql:functions:proper|$PROPER]] | | ||
- | |[[dev:sql:functions:rj|$RJ]] | | ||
- | |[[dev:sql:functions:rpad|$RPAD]] | | ||
- | | | | ||
- | |**Math Functions** | | ||
- | |[[dev:sql:functions:abs|ABS]] | | ||
- | |[[dev:sql:functions:ceiling|CEIL[ING] ]] | | ||
- | |[[dev:sql:functions:floor|FLOOR]] | | ||
- | |[[dev:sql:functions:mod|MOD]] | | ||
- | |[[dev:sql:functions:round|ROUND]] | | ||
- | |[[dev:sql:functions:trunc|TRUNC]] | | ||
- | |[[dev:sql:functions:random|$RANDOM]] | | ||
- | | | | ||
- | |**Date Functions* | | ||
- | |[[dev:sql:functions:extract|EXTRACT]] | | ||
- | |[[dev:sql:functions:calc_date|$CALC_DATE]] | | ||
- | |[[dev:sql:functions:compare_dates|$COMPARE_DATES]] | | ||
- | | | | ||
- | |**Logic Functions** | | ||
- | |[[dev:sql:functions:case|CASE]] | | ||
- | |[[dev:sql:functions:coalesce|COALESCE]] | | ||
- | |[[dev:sql:functions:ifnull|IFNULL]] | | ||
- | |[[dev:sql:functions:nullif|NULLIF]] | | ||
- | | | | ||
- | |**Utility and Conversion Functions** | | ||
- | |[[dev:sql:functions:cast|CAST]] | | ||
- | |[[dev:sql:functions:column_length|$COLUMN_LENGTH]] | | ||
- | |[[dev:sql:functions:convert|$CONVERT]] | | ||
- | |[[dev:sql:functions:data_length|$DATA_LENGTH]] | | ||
- | |[[dev:sql:functions:distance|$DISTANCE]] | | ||
- | |[[dev:sql:functions:external|$EXTERNAL]] | | ||
- | | | | ||
- | |**Variables** | | ||
- | |[[dev:sql:functions:current_date|CURRENT_DATE]] | | ||
- | |[[dev:sql:functions:current_time|CURRENT_TIME]] | | ||
- | |[[dev:sql:functions:current_timestamp|CURRENT_TIMESTAMP]] | | ||
- | |[[dev:sql:functions:current_user|CURRENT_USER]] | | ||
- | |[[dev:sql:functions:session_user|SESSION_USER]] | | ||
- | |[[dev:sql:functions:system_user|SYSTEM_USER]] | | ||
- | |[[dev:sql:functions:user|USER]] | | ||
- | |[[dev:sql:functions:current_row| $CURRENT_ROW]] | | ||
- | | | | ||
- | |**Omnidex Text Functions** | | ||
- | |[[dev:sql:functions:contains|$CONTAINS]] | | ||
- | |[[dev:sql:functions:context|$CONTEXT]] | | ||
- | |[[dev:sql:functions:highlight_criteria|$HIGHLIGHT_CRITERIA]] | | ||
- | |[[dev:sql:functions:highlight_keywords|$HIGHLIGHT_KEYWORDS]] | | ||
- | |[[dev:sql:functions:lookup|$LOOKUP]] | | ||
- | |[[dev:sql:functions:retrieve_file|$RETRIEVE_FILE]] | | ||
- | |[[dev:sql:functions:score|$SCORE]] | | ||
- | |[[dev:sql:functions:soundex|$SOUNDEX]] | | ||
- | | | | ||
- | |**Oracle-specific Functions** | | ||
- | |[[dev:sql:functions:chr|CHR]] | | ||
- | |[[dev:sql:functions:instr|INSTR]] | | ||
- | |[[dev:sql:functions:new_time|NEW_TIME]] | | ||
- | |[[dev:sql:functions:nvl|NVL]] | | ||
- | |[[dev:sql:functions:power|POWER]] | | ||
- | |[[dev:sql:functions:substr|SUBSTR]] | | ||
- | |[[dev:sql:functions:sysdate|SYSDATE]] | | ||
- | |[[dev:sql:functions:systimestamp|SYSTIMESTAMP]] | | ||
- | |[[dev:sql:functions:sys_extract_utc|SYS_EXTRACT_UTC]] | | ||
- | |[[dev:sql:functions:to_date|TO_DATE]] | | ||
- | |[[dev:sql:functions:to_number|TO_NUMBER]] | | ||
- | | | | ||
+ | Omnidex Supports standard, extended, and RDBMS specific functions as follows: | ||
+ | |||
+ | * [[dev:sql:functions:standard:home | Standard SQL Functions ]] | ||
+ | * [[dev:sql:functions:extended:home | Extended SQL Functions ]] | ||
+ | * [[dev:sql:functions:oracle:home | Oracle SQL Functions ]] | ||
+ | * [[dev:sql:functions:string:home | String Functions ]] | ||
+ | * [[dev:sql:functions:math:home | Math Functions ]] | ||
+ | * [[dev:sql:functions:text:home | Extended Text Functions ]] | ||
+ | ====== Omnidex SQL Functions Quick Reference ====== | ||
+ | |||
+ | /* (This will be converted to a three-column once the underlying pages are written) */ | ||
+ | |||
+ | ^ Omnidex SQL Functions ^^^ | ||
+ | |**String Functions** ||| | ||
+ | |[[dev:sql:functions:character_length|CHARACTER_LENGTH]] ||| | ||
+ | |[[dev:sql:functions:lower|LOWER]] ||| | ||
+ | |[[dev:sql:functions:position|POSITION]] ||| | ||
+ | |[[dev:sql:functions:substring|SUBSTRING]] ||| | ||
+ | |[[dev:sql:functions:trim|TRIM]] ||| | ||
+ | |[[dev:sql:functions:upper|UPPER]] ||| | ||
+ | |[[dev:sql:functions:concatenation| || (Concatenation)]] ||| | ||
+ | |[[dev:sql:functions:lj|$LJ]] ||| | ||
+ | |[[dev:sql:functions:lpad|$LPAD]] ||| | ||
+ | |[[dev:sql:functions:proper|$PROPER]] ||| | ||
+ | |[[dev:sql:functions:rj|$RJ]] ||| | ||
+ | |[[dev:sql:functions:rpad|$RPAD]] ||| | ||
+ | | ||| | ||
+ | |**Math Functions** ||| | ||
+ | |[[dev:sql:functions:abs|ABS]] ||| | ||
+ | |[[dev:sql:functions:ceiling|CEIL[ING] ]] ||| | ||
+ | |[[dev:sql:functions:floor|FLOOR]] ||| | ||
+ | |[[dev:sql:functions:mod|MOD]] ||| | ||
+ | |[[dev:sql:functions:round|ROUND]] ||| | ||
+ | |[[dev:sql:functions:trunc|TRUNC]] ||| | ||
+ | |[[dev:sql:functions:random|$RANDOM]] ||| | ||
+ | | ||| | ||
+ | |**Date Functions** ||| | ||
+ | |[[dev:sql:functions:extract|EXTRACT]] ||| | ||
+ | |[[dev:sql:functions:calc_date|$CALC_DATE]] ||| | ||
+ | |[[dev:sql:functions:compare_dates|$COMPARE_DATES]] ||| | ||
+ | | ||| | ||
+ | |**Logic Functions** ||| | ||
+ | |[[dev:sql:functions:case|CASE]] ||| | ||
+ | |[[dev:sql:functions:coalesce|COALESCE]] ||| | ||
+ | |[[dev:sql:functions:nullif|NULLIF]] ||| | ||
+ | |[[dev:sql:functions:ifnull|$IFNULL]] ||| | ||
+ | | ||| | ||
+ | |**Utility and Conversion Functions** ||| | ||
+ | |[[dev:sql:functions:cast|CAST]] ||| | ||
+ | |[[dev:sql:functions:column_length|$COLUMN_LENGTH]] ||| | ||
+ | |[[dev:sql:functions:convert|$CONVERT]] ||| | ||
+ | |[[dev:sql:functions:data_length|$DATA_LENGTH]] ||| | ||
+ | |[[dev:sql:functions:distance|$DISTANCE]] ||| | ||
+ | | ||| | ||
+ | |**Variables** ||| | ||
+ | |[[dev:sql:functions:current_date|CURRENT_DATE]] ||| | ||
+ | |[[dev:sql:functions:current_time|CURRENT_TIME]] ||| | ||
+ | |[[dev:sql:functions:current_timestamp|CURRENT_TIMESTAMP]] ||| | ||
+ | |[[dev:sql:functions:current_user|CURRENT_USER]] ||| | ||
+ | |[[dev:sql:functions:session_user|SESSION_USER]] ||| | ||
+ | |[[dev:sql:functions:system_user|SYSTEM_USER]] ||| | ||
+ | |[[dev:sql:functions:user|USER]] ||| | ||
+ | |[[dev:sql:functions:current_row| $CURRENT_ROW]] ||| | ||
+ | | ||| | ||
+ | |**Omnidex Text Functions** ||| | ||
+ | |[[dev:sql:functions:contains:home|$CONTAINS]] ||| | ||
+ | |[[dev:sql:functions:context:home|$CONTEXT]] ||| | ||
+ | |[[dev:sql:functions:highlight_criteria:home|$HIGHLIGHT_CRITERIA]] ||| | ||
+ | |[[dev:sql:functions:highlight_keywords:home|$HIGHLIGHT_KEYWORDS]] ||| | ||
+ | |[[dev:sql:functions:lookup:home|$LOOKUP]] ||| | ||
+ | |[[dev:sql:functions:retrieve_file|$RETRIEVE_FILE]] ||| | ||
+ | |[[dev:sql:functions:score|$SCORE]] ||| | ||
+ | |[[dev:sql:functions:soundex|$SOUNDEX]] ||| | ||
+ | | ||| | ||
+ | |**Oracle-specific Functions** ||| | ||
+ | |[[dev:sql:functions:chr|CHR]] ||| | ||
+ | |[[dev:sql:functions:instr|INSTR]] ||| | ||
+ | |[[dev:sql:functions:new_time|NEW_TIME]] ||| | ||
+ | |[[dev:sql:functions:nvl|NVL]] ||| | ||
+ | |[[dev:sql:functions:power|POWER]] ||| | ||
+ | |[[dev:sql:orafunctions:substr|SUBSTR]] ||| | ||
+ | |[[dev:sql:orafunctions:sysdate|SYSDATE]] ||| | ||
+ | |[[dev:sql:orafunctions:systimestamp|SYSTIMESTAMP]] ||| | ||
+ | |[[dev:sql:orafunctions:sys_extract_utc|SYS_EXTRACT_UTC]] ||| | ||
+ | |[[dev:sql:orafunctions:to_date|TO_DATE]] ||| | ||
+ | |[[dev:sql:orafunctions:to_number|TO_NUMBER]] ||| | ||
+ | | ||| | ||
|----------------------------------------------------------|---------------------------------------------------------|----------------------------------------------------------| | |----------------------------------------------------------|---------------------------------------------------------|----------------------------------------------------------| | ||
+ | |||
+ | ====== Omnidex SQL Function Descriptions ====== | ||
+ | |||
+ | ^Function ^Parameters ^Description ^ | ||
+ | | ||| | ||
+ | ^**String Functions** ^^^ | ||
+ | | [[dev:sql:functions:character_length | CHAR[ACTER]_LENGTH]] |(char_expr) | Return the number of characters in a character expression. | | ||
+ | | [[dev:sql:functions:lower | LOWER]] | (char_expr)|Convert all characters in a character expression to lower case. | | ||
+ | | [[dev:sql:functions:position | POSITION]] | (search_expr IN target_expr)| Return the position of a character expression within another character expression. | | ||
+ | | [[dev:sql:functions:substring | SUBSTRING]] | (char_expr FROM pos FOR len)|Return a specific part of a character expression starting at FROM position FOR length. | | ||
+ | | [[dev:sql:functions:trim | TRIM ]] | (['char' FROM] column)| Remove leading and/or trailing spaces or characters from a character expression. | | ||
+ | | [[dev:sql:functions:upper | UPPER ]] | (column)| Convert all characters in a character expression to upper case. | | ||
+ | | [[dev:sql:functions:concatenation | || (Concatenation) ]] | char_expr %%||%% char_expr | Concatenate multiple character expressions into a single character expression. | | ||
+ | | [[dev:sql:functions:lj | $LJ ]] | (char_expr) | Left justify a character expression eliminating leading white space. | | ||
+ | | [[dev:sql:functions:lpad | $LPAD ]] | (char_expr, len [, pad_char ])| Add leading 'pad' characters to a character expression. | | ||
+ | | [[dev:sql:functions:proper | $PROPER ]] | (char_expr) | Shift the first letter of each word in a character expression to upper case and all other letters to lower case. | | ||
+ | | [[dev:sql:functions:rj | $RJ ]] | (char_expr) | Right justify a character expression eliminating trailing white space. | | ||
+ | | [[dev:sql:functions:rpad | $RPAD ]] | (char_expr, len [, pad_char ])| Add trailing 'pad' characters to a character expression. | | ||
+ | | ||| | ||
+ | ^**Math Functions** ^^^ | ||
+ | | [[dev:sql:functions:abs | ABS ]] | (num_expr) | Returns the absolute value of a numeric expression. | | ||
+ | | [[dev:sql:functions:mod | MOD ]] | (int_expr, divisor) | Returns the integral remainder of one integer expression divided by another. | | ||
+ | | [[dev:sql:functions:round | ROUND ]] | (num_expr [, digits]) | Round a numerical value to the specified number of decimal places. | | ||
+ | | [[dev:sql:functions:trunc | TRUNC ]] | (num_expr [, digits]) | Return a numeric expression truncated to a specified number of digits to the right of the decimal point. | | ||
+ | | [[dev:sql:functions:random | $RANDOM ]] | (num_expr [, seed]) | Return a pseudo-random number. | | ||
+ | |--------------------------------------|-----------------------------------------------|----------------------------------------------------------------------------------------------------------| | ||
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