diff options
Diffstat (limited to 'src/backend/commands/statscmds.c')
| -rw-r--r-- | src/backend/commands/statscmds.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/commands/statscmds.c b/src/backend/commands/statscmds.c index 7c62bebfd2d..55216d28916 100644 --- a/src/backend/commands/statscmds.c +++ b/src/backend/commands/statscmds.c @@ -339,7 +339,7 @@ CreateStatistics(CreateStatsStmt *stmt) if ((list_length(stmt->exprs) == 1) && (list_length(stxexprs) == 1)) { /* statistics kinds not specified */ - if (list_length(stmt->stat_types) > 0) + if (stmt->stat_types != NIL) ereport(ERROR, (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), errmsg("when building statistics on a single expression, statistics kinds may not be specified"))); @@ -391,7 +391,7 @@ CreateStatistics(CreateStatsStmt *stmt) * automatically. This allows calculating good estimates for stats that * consider per-clause estimates (e.g. functional dependencies). */ - build_expressions = (list_length(stxexprs) > 0); + build_expressions = (stxexprs != NIL); /* * Check that at least two columns were specified in the statement, or |