63 lines
1.5 KiB
Python
63 lines
1.5 KiB
Python
duckdb_ddl_tmpl = """{% macro typeStr(type,len,dec) %}
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{%- if type in ['str', 'char'] -%}
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VARCHAR({{len}})
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{%- elif type in ['short', 'int'] -%}
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INTEGER
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{%- elif type == 'long' -%}
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BIGINT
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{%- elif type in ['float', 'double', 'ddouble'] -%}
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DOUBLE
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{%- elif type == 'date' -%}
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DATE
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{%- elif type == 'time' -%}
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TIME
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{%- elif type in ['datetime', 'timestamp'] -%}
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TIMESTAMP
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{%- elif type == 'text' -%}
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VARCHAR
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{%- elif type == 'bin' -%}
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BLOB
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{%- else -%}
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{{type | upper}}
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{%- endif %}
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{%- endmacro %}
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{%- macro defaultValue(defaultv) %}
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{%- if defaultv %} DEFAULT '{{defaultv}}'{%- endif -%}
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{%- endmacro %}
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{% macro nullStr(nullable) %}
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{%- if nullable=='no' -%}
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NOT NULL
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{%- endif -%}
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{% endmacro %}
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{% macro primary() %}
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, PRIMARY KEY({{ ','.join(summary[0].primary) }})
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{% endmacro %}
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-- Drop table if exists
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DROP TABLE IF EXISTS {{summary[0].name}};
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-- Create table
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CREATE TABLE {{summary[0].name}} (
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{% for field in fields %}
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"{{field.name}}" {{typeStr(field.type,field.length,field.dec)}} {{nullStr(field.nullable)}} {{defaultValue(field.default)}}{% if not loop.last %},{% endif %}
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{% endfor %}
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{% if summary[0].primary and len(summary[0].primary)>0 %}
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{{primary()}}
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{% endif %}
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);
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-- Table comment (DuckDB 不支持 COMMENT 语法)
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{% if summary[0].title %}
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-- COMMENT: {{summary[0].title}}
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{% endif %}
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-- DuckDB 当前版本不支持 CREATE INDEX 语法，以下保留作兼容注释
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{% for v in indexes %}
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-- INDEX {{summary[0].name}}_{{v.name}} ON {{summary[0].name}}({{ ",".join(v.idxfields) }});
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{% endfor %}
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"""
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