metabib.browse_entry

↑ metabib schema

Data-Modifying Triggers: This table has BEFORE ROW trigger(s) that modify row data before write. Values you INSERT or UPDATE may differ from what is actually stored. See the Triggers section below.

Columns

Column Type Nullable Default Notes

id PK

bigint

No

nextval('metabib.browse_entry_id_seq'::regclass)

value

text

Yes

index_vector

tsvector

Yes

sort_value

text

No

Primary Key

(id)

Unique Constraints

  • browse_entry_sort_value_value_key: (sort_value, value)

Indexes

Index Method Definition

browse_entry_pkey PK

btree

CREATE UNIQUE INDEX browse_entry_pkey ON metabib.browse_entry USING btree (id)

browse_entry_sort_value_value_key UNIQUE

btree

CREATE UNIQUE INDEX browse_entry_sort_value_value_key ON metabib.browse_entry USING btree (sort_value, value)

browse_entry_sort_value_idx

btree

CREATE INDEX browse_entry_sort_value_idx ON metabib.browse_entry USING btree (sort_value)

metabib_browse_entry_index_vector_idx

GIN

CREATE INDEX metabib_browse_entry_index_vector_idx ON metabib.browse_entry USING gin (index_vector)

Triggers

Trigger Timing Event Level Function

metabib_browse_entry_fti_trigger

BEFORE

INSERT OR UPDATE

ROW

public.oils_tsearch2()

Trigger Bodies

metabib_browse_entry_fti_trigger

Function: public.oils_tsearch2()
Timing: BEFORE INSERT OR UPDATE ROW

This trigger modifies the row before it is written (returns a modified NEW).

 
DECLARE
    normalizer      RECORD;
    value           TEXT := '';
    temp_vector     TEXT := '';
    ts_rec          RECORD;
    cur_weight      "char";
BEGIN

    value := NEW.value;
    NEW.index_vector = ''::tsvector;

    IF TG_TABLE_NAME::TEXT ~ 'field_entry$' THEN
        FOR normalizer IN
            SELECT  n.func AS func,
                    n.param_count AS param_count,
                    m.params AS params
              FROM  config.index_normalizer n
                    JOIN config.metabib_field_index_norm_map m ON (m.norm = n.id)
              WHERE field = NEW.field AND m.pos < 0
              ORDER BY m.pos LOOP
                EXECUTE 'SELECT ' || normalizer.func || '(' ||
                    quote_literal( value ) ||
                    CASE
                        WHEN normalizer.param_count > 0
                            THEN ',' || REPLACE(REPLACE(BTRIM(normalizer.params,'[]'),E'\'',E'\\\''),E'"',E'\'')
                            ELSE ''
                        END ||
                    ')' INTO value;

        END LOOP;

        NEW.value = value;

        FOR normalizer IN
            SELECT  n.func AS func,
                    n.param_count AS param_count,
                    m.params AS params
              FROM  config.index_normalizer n
                    JOIN config.metabib_field_index_norm_map m ON (m.norm = n.id)
              WHERE field = NEW.field AND m.pos >= 0
              ORDER BY m.pos LOOP
                EXECUTE 'SELECT ' || normalizer.func || '(' ||
                    quote_literal( value ) ||
                    CASE
                        WHEN normalizer.param_count > 0
                            THEN ',' || REPLACE(REPLACE(BTRIM(normalizer.params,'[]'),E'\'',E'\\\''),E'"',E'\'')
                            ELSE ''
                        END ||
                    ')' INTO value;

        END LOOP;
   END IF;

    IF TG_TABLE_NAME::TEXT ~ 'browse_entry$' THEN

        value :=  ARRAY_TO_STRING(
            evergreen.regexp_split_to_array(value, E'\\W+'), ' '
        );
        value := public.search_normalize(value);
        NEW.index_vector = to_tsvector(TG_ARGV[0]::regconfig, value);

    ELSIF TG_TABLE_NAME::TEXT ~ 'field_entry$' THEN
        FOR ts_rec IN

            SELECT DISTINCT m.ts_config, m.index_weight
            FROM config.metabib_class_ts_map m
                 LEFT JOIN metabib.record_attr_vector_list r ON (r.source = NEW.source)
                 LEFT JOIN config.coded_value_map ccvm ON (
                    ccvm.ctype IN ('item_lang', 'language') AND
                    ccvm.code = m.index_lang AND
                    r.vlist @> intset(ccvm.id)
                )
            WHERE m.field_class = TG_ARGV[0]
                AND m.active
                AND (m.always OR NOT EXISTS (SELECT 1 FROM config.metabib_field_ts_map WHERE metabib_field = NEW.field))
                AND (m.index_lang IS NULL OR ccvm.id IS NOT NULL)
                        UNION
            SELECT DISTINCT m.ts_config, m.index_weight
            FROM config.metabib_field_ts_map m
                 LEFT JOIN metabib.record_attr_vector_list r ON (r.source = NEW.source)
                 LEFT JOIN config.coded_value_map ccvm ON (
                    ccvm.ctype IN ('item_lang', 'language') AND
                    ccvm.code = m.index_lang AND
                    r.vlist @> intset(ccvm.id)
                )
            WHERE m.metabib_field = NEW.field
                AND m.active
                AND (m.index_lang IS NULL OR ccvm.id IS NOT NULL)
            ORDER BY index_weight ASC

        LOOP

            IF cur_weight IS NOT NULL AND cur_weight != ts_rec.index_weight THEN
                NEW.index_vector = NEW.index_vector || setweight(temp_vector::tsvector,cur_weight);
                temp_vector = '';
            END IF;

            cur_weight = ts_rec.index_weight;
            SELECT INTO temp_vector temp_vector || ' ' || to_tsvector(ts_rec.ts_config::regconfig, value)::TEXT;

        END LOOP;
        NEW.index_vector = NEW.index_vector || setweight(temp_vector::tsvector,cur_weight);
    ELSE
        NEW.index_vector = to_tsvector(TG_ARGV[0]::regconfig, value);
    END IF;

    RETURN NEW;
END;

Referenced By

The following tables have foreign keys pointing to metabib.browse_entry (2 referencing table(s)):

Table Referencing Column(s) Referenced Column(s) Constraint

metabib.browse_entry_def_map

entry

id

browse_entry_def_map_entry_fkey

metabib.browse_entry_simple_heading_map

entry

id

browse_entry_simple_heading_map_entry_fkey
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