• A5_COMBINE_FILTERS Function
• A5_GET_RECORDS_IN_QUERY Function
• A5_HAS_BASE_FILTER Function
• A5_REPLACE_PARAMETERS_MULTI Function
• a5_save_query Function
• a5_show_mru_query Function
• a5_toggle_qbf_genie Function
• a5cs_analyzesimplequery Function
• a5cs_determineoptimalquerylocation Function
• a5cs_getquerylocation Function
• CONVERT_EXPRESSION Function
• CROSSLEVEL Function
• EXPRESSION_COMMON_FILTER_ELIMINATE Function
• EXPRESSION_COMMON_ORDER_ELIMINATE Function
• EXPRESSION_INFO Function
• EXPRESSION_SUBEXPRESSION_ELIMINATE Function
• FLATTENQUERY Function
• MRU_QUERY Function
• QUERY_FILTER_GET Function
• query_load Function
• QUERY_ORDER_GET Function
• query_save Function
• REPLACE_PARAMETERS Function
• TYPEOF Function
• UNIQUE_KEY_VALUE Function

EXPRESSION_SUBEXPRESSION_ELIMINATE Function

Syntax

Arguments

expression

An expression.

subexpression

An expression contained within Expression.

Description

Remove any occurence of the subexpression from an expression - removes any intervening operators as well.

Discussion

EXPRESSION_SUBEXPRESSION_ELIMINATE() returns a character string by removing any occurrence of the Sub_Expression from the Expression. In doing so, the function eliminates any intervening operators.

Example

short = "x + y"
long = "x + y + z "
expression_subexpression_eliminate(long,short) -> "z"

See Also

• Query Functions and Methods