85 lines
3.6 KiB
MySQL
85 lines
3.6 KiB
MySQL
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-- Prepared statement for conditional insert with versioning for fieldseeker.samplelocation
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-- Only inserts a new version if data has changed
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PREPARE insert_samplelocation_versioned(bigint, varchar, varchar, fieldseeker.samplelocation_locationhabitattype_enum, fieldseeker.samplelocation_locationpriority_enum, fieldseeker.samplelocation_samplelocationusetype_enum, fieldseeker.samplelocation_notinuit_f_enum, varchar, varchar, varchar, varchar, timestamp, varchar, integer, uuid, varchar, timestamp, varchar, timestamp, smallint, timestamp, varchar, timestamp, varchar) AS
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WITH
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-- Get the current latest version of this record
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latest_version AS (
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SELECT * FROM fieldseeker.samplelocation
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WHERE objectid = $1
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ORDER BY VERSION DESC
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LIMIT 1
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),
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-- Calculate the next version number
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next_version AS (
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SELECT COALESCE(MAX(VERSION) + 1, 1) as version_num
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FROM fieldseeker.samplelocation
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WHERE objectid = $1
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)
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-- Perform conditional insert
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INSERT INTO fieldseeker.samplelocation (
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objectid, name, zone, habitat, priority, usetype, active, description, accessdesc, comments, externalid, nextactiondatescheduled, zone2, locationnumber, globalid, created_user, created_date, last_edited_user, last_edited_date, gatewaysync, creationdate, creator, editdate, editor,
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VERSION
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)
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SELECT
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$1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17, $18, $19, $20, $21, $22, $23, $24,
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v.version_num
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FROM next_version v
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WHERE
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-- Only insert if no record exists yet OR data has changed
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NOT EXISTS (SELECT 1 FROM latest_version lv WHERE
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lv.objectid IS NOT DISTINCT FROM $1 AND
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lv.name IS NOT DISTINCT FROM $2 AND
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lv.zone IS NOT DISTINCT FROM $3 AND
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lv.habitat IS NOT DISTINCT FROM $4 AND
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lv.priority IS NOT DISTINCT FROM $5 AND
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lv.usetype IS NOT DISTINCT FROM $6 AND
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lv.active IS NOT DISTINCT FROM $7 AND
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lv.description IS NOT DISTINCT FROM $8 AND
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lv.accessdesc IS NOT DISTINCT FROM $9 AND
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lv.comments IS NOT DISTINCT FROM $10 AND
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lv.externalid IS NOT DISTINCT FROM $11 AND
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lv.nextactiondatescheduled IS NOT DISTINCT FROM $12 AND
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lv.zone2 IS NOT DISTINCT FROM $13 AND
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lv.locationnumber IS NOT DISTINCT FROM $14 AND
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lv.globalid IS NOT DISTINCT FROM $15 AND
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lv.created_user IS NOT DISTINCT FROM $16 AND
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lv.created_date IS NOT DISTINCT FROM $17 AND
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lv.last_edited_user IS NOT DISTINCT FROM $18 AND
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lv.last_edited_date IS NOT DISTINCT FROM $19 AND
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lv.gatewaysync IS NOT DISTINCT FROM $20 AND
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lv.creationdate IS NOT DISTINCT FROM $21 AND
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lv.creator IS NOT DISTINCT FROM $22 AND
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lv.editdate IS NOT DISTINCT FROM $23 AND
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lv.editor IS NOT DISTINCT FROM $24
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)
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RETURNING *;
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-- Example usage: EXECUTE insert_samplelocation_versioned(id, value1, value2, ...);
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-- Parameters in order:
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-- $1: OBJECTID (bigint)
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-- $2: NAME (varchar)
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-- $3: ZONE (varchar)
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-- $4: HABITAT (fieldseeker.samplelocation_locationhabitattype_enum)
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-- $5: PRIORITY (fieldseeker.samplelocation_locationpriority_enum)
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-- $6: USETYPE (fieldseeker.samplelocation_samplelocationusetype_enum)
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-- $7: ACTIVE (fieldseeker.samplelocation_notinuit_f_enum)
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-- $8: DESCRIPTION (varchar)
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-- $9: ACCESSDESC (varchar)
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-- $10: COMMENTS (varchar)
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-- $11: EXTERNALID (varchar)
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-- $12: NEXTACTIONDATESCHEDULED (timestamp)
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-- $13: ZONE2 (varchar)
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-- $14: LOCATIONNUMBER (integer)
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-- $15: GlobalID (uuid)
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-- $16: created_user (varchar)
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-- $17: created_date (timestamp)
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-- $18: last_edited_user (varchar)
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-- $19: last_edited_date (timestamp)
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-- $20: GATEWAYSYNC (smallint)
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-- $21: CreationDate (timestamp)
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-- $22: Creator (varchar)
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-- $23: EditDate (timestamp)
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-- $24: Editor (varchar)
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