forked from MTSR/mapserver
43 lines
887 B
Go
43 lines
887 B
Go
package postgres
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const migrateScript = `
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alter table blocks add mtime integer default 0;
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create index blocks_mtime on blocks(mtime);
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CREATE TRIGGER update_blocks_mtime_insert after insert on blocks for each row
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begin
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update blocks set mtime = strftime('%s', 'now') where pos = new.pos;
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end;
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CREATE TRIGGER update_blocks_mtime_update after update on blocks for each row
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begin
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update blocks set mtime = strftime('%s', 'now') where pos = old.pos;
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end;
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`
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const getBlocksByMtimeQuery = `
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select pos,data,mtime
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from blocks b
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where b.mtime > ?
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order by b.mtime asc
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limit ?
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`
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const getLastBlockQuery = `
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select pos,data,mtime
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from blocks b
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where b.mtime = 0
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and b.pos > ?
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order by b.pos asc, b.mtime asc
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limit ?
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`
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const countBlocksQuery = `
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select count(*) from blocks b where b.mtime >= ? and b.mtime <= ?
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`
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const getBlockQuery = `
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select pos,data,mtime from blocks b where b.pos = ?
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`
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