内部函数

    • 选择率计算函数

    • 统计信息收集函数

      array_typanalyze

      range_typanalyze

      ts_typanalyze

      local_rto_stat

      		    

    • 排序内部功能函数

      bpchar_sortsupport

      bytea_sortsupport

      date_sortsupport

      numeric_sortsupport

      timestamp_sortsupport

    • 内部类型处理函数

    • 聚合操作内部函数

      array_agg_finalfn

      array_agg_transfn

      bytea_string_agg_finalfn

      bytea_string_agg_transfn

      date_list_agg_noarg2_transfn

      date_list_agg_transfn

      float4_list_agg_noarg2_transfn

      float4_list_agg_transfn

      float8_list_agg_noarg2_transfn

      float8_list_agg_transfn

      int2_list_agg_noarg2_transfn

      int2_list_agg_transfn

      int4_list_agg_noarg2_transfn

      int4_list_agg_transfn

      int8_list_agg_noarg2_transfn

      int8_list_agg_transfn

      interval_list_agg_noarg2_transfn

      interval_list_agg_transfn

      list_agg_finalfn

      list_agg_noarg2_transfn

      list_agg_transfn

      median_float8_finalfn

      median_interval_finalfn

      median_transfn

      mode_final

      numeric_list_agg_noarg2_transfn

      numeric_list_agg_transfn

      ordered_set_transition

      percentile_cont_float8_final

      percentile_cont_interval_final

      string_agg_finalfn

      string_agg_transfn

      timestamp_list_agg_noarg2_transfn

      timestamp_list_agg_transfn

      timestamptz_list_agg_noarg2_transfn

      timestamptz_list_agg_transfn

      checksumtext_agg_transfn

      -

      -

      -

      -

      -

    • 哈希内部功能函数

      hashbeginscan

      hashbuildempty

      hashbulkdelete

      hashcostestimate

      hashendscan

      hashgetbitmap

      hashgettuple

      hashinsert

      hashmarkpos

      hashmerge

      hashrescan

      hashrestrpos

      hashvacuumcleanup

      hashvarlena

      -

      -

      -

      -

      -

      -

    • GiST索引内部功能函数

    • Gin索引内部功能函数

      gin_cmp_prefix

      gin_extract_tsquery

      gin_tsquery_consistent

      gin_tsquery_triconsistent

      ginarrayconsistent

      ginarrayextract

      ginarraytriconsistent

      ginbeginscan

      ginbuild

      ginbuildempty

      ginbulkdelete

      gincostestimate

      ginendscan

      gingetbitmap

      gininsert

      ginmarkpos

      ginmerge

      ginqueryarrayextract

      ginrescan

      ginrestrpos

      ginvacuumcleanup

      cginbuild

      cgingetbitmap

      -

      -

      -

      -

      -

    • Psort索引内部函数

      psortbuild

      psortcanreturn

      psortcostestimate

      psortgetbitmap

      psortgettuple

    • 外表相关内部函数