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Multiple schema support #42

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Multiple schema support #42

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8d5664f
feat(multiple-schema): multiple schema support
Jun 20, 2019
1d223c3
Merge pull request #1 from irumman/irumman/multiple_schema_support
irumman Aug 15, 2019
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15 changes: 8 additions & 7 deletions sql/prometheus.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -132,22 +132,23 @@ BEGIN
labels_table := TG_ARGV[1];

-- Insert labels
EXECUTE format('SELECT id FROM %I l WHERE %L = l.labels AND %L = l.metric_name',
labels_table, metric_labels, prom_name(NEW.sample)) INTO metric_labels_id;
EXECUTE format('SELECT id FROM %I.%I l WHERE %L = l.labels AND %L = l.metric_name',
TG_TABLE_SCHEMA,labels_table, metric_labels, prom_name(NEW.sample)) INTO metric_labels_id;

IF metric_labels_id IS NULL THEN
EXECUTE format(
$$
INSERT INTO %I (metric_name, labels) VALUES (%L, %L) RETURNING id
INSERT INTO %I.%I (metric_name, labels) VALUES (%L, %L) RETURNING id
$$,
TG_TABLE_SCHEMA,
labels_table,
prom_name(NEW.sample),
metric_labels
) INTO STRICT metric_labels_id;
END IF;

EXECUTE format('INSERT INTO %I (time, value, labels_id) VALUES (%L, %L, %L)',
values_table, prom_time(NEW.sample), prom_value(NEW.sample), metric_labels_id);
EXECUTE format('INSERT INTO %I.%I (time, value, labels_id) VALUES (%L, %L, %L)',
TG_TABLE_SCHEMA,values_table, prom_time(NEW.sample), prom_value(NEW.sample), metric_labels_id);

RETURN NULL;
END
Expand All @@ -165,8 +166,8 @@ BEGIN

sample_table := TG_ARGV[0];

EXECUTE format('INSERT INTO %I (sample) VALUES (%L)',
sample_table, NEW.sample);
EXECUTE format('INSERT INTO %I.%I (sample) VALUES (%L)',
TG_TABLE_SCHEMA,sample_table, NEW.sample);

RETURN NULL;
END
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