45 lines
882 B
SQL
45 lines
882 B
SQL
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insert into pyramiddata_2tiles (
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pyrdata_id, img_id, level, tilex_a, tiley_a, x_a, y_a, x0_a, y0_a, w_a, h_a,
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tilex_b, tiley_b, x_b, y_b, x0_b, y0_b, w_b, h_b, hash, tile_data
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)
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select a.pyrdata_id as pyrdata_id
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,a.img_id as img_id
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,a.level as level
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,a.tilex as tilex_a
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,a.tiley as tiley_a
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,a.x as x_a
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,a.y as y_a
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,a.x0 as x0_a
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,a.y0 as y0_a
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,a.w as w_a
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,a.h as h_a
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,b.tilex as tilex_b
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,b.tiley as tilex_b
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,a.x as x_b
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,a.y as y_b
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,b.x0 as x0_b
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,b.y0 as y0_b
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,b.w as w_b
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,b.h as h_b
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,a.hash as hash
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,a.tile_data||b.tile_data as tile_data
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from (
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select *
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from pyramiddata
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where level >= 3
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and level <= 6
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--and img_id = 1
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and tile_data is not null
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) a
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JOIN (
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select *
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from pyramiddata
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where level >= 4
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and level <= 7
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--and img_id = 1
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and tile_data is not null
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) b
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on a.img_id = b.img_id
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and a.level + 1 = b.level
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and a.tilex / 2 = b.tilex
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and a.tiley / 2 = b.tiley
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