41 lines
1.4 KiB
SQL
41 lines
1.4 KiB
SQL
create temporary view tables as
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select l.schema,
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l.name,
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l.type,
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l.wr as is_without_rowid,
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l.strict as is_strict
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from sqlite_schema s
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left join pragma_table_list l on s.name = l.name
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where s.type = 'table';
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create temporary view columns as
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select tables.name as table_name,
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table_info.name as column_name,
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lower(table_info.type) as column_type,
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"notnull",
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dflt_value is not null as has_default_value,
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ifnull(dflt_value, 0) dflt_value,
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pk != 0 as is_primary_key,
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pk as primary_key_rank,
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fk."table" is not null as is_foreign_key,
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ifnull(fk."table", '') as fk_target_table,
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ifnull(fk."to", '') as fk_target_column
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from tables
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join pragma_table_info(tables.name) as table_info
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left join pragma_foreign_key_list(tables.name) as fk on fk."from" = column_name;
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create temporary view indexes as
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select idx.name as index_name,
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tables.name as table_name,
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idx."unique" as is_unique
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from tables
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join pragma_index_list(tables.name) idx;
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create temporary view index_columns as
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select indexes.index_name,
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idx_cols.cid as column_idx,
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ifnull(idx_cols.name, '') as column_name,
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idx_cols.seqno as rank
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from indexes
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join pragma_index_info(indexes.index_name) as idx_cols;
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